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z e r o d r i f t , d i g i t a l l y p r o g r a m m a b l e i n s t r u m e n t a t i o n a m p l i f i e r a d 8 2 3 1 - e p r e v . 0 i n f o r m a t i o n f u r n i s h e d b y a n a l o g d e v i c e s i s b e l i e v e d t o b e a c c u r a t e a n d r e l i a b l e . h o w e v e r , n o r e s p o n s i b i l i t y i s a s s u m e d b y a n a l o g d e v i c e s f o r i t s u s e , n o r f o r a n y i n f r i n g e m e n t s o f p a t e n t s o r o t h e r r i g h t s o f t h i r d p a r t i e s t h a t m a y r e s u l t f r o m i t s u s e . s p e c i f i c a t i o n s s u b j e c t t o c h a n g e w i t h o u t n o t i c e . n o l i c e n s e i s g r a n t e d b y i m p l i c a t i o n o r o t h e r w i s e u n d e r a n y p a t e n t o r p a t e n t r i g h t s o f a n a l o g d e v i c e s . t r a d e m a r k s a n d r e g i s t e r e d t r a d e m a r k s a r e t h e p r o p e r t y o f t h e i r r e s p e c t i v e o w n e r s . o n e t e c h n o l o g y w a y , p . o . b o x 9 1 0 6 , n o r w o o d , m a 0 2 0 6 2 - 9 1 0 6 , u . s . a . t e l : 7 8 1 . 3 2 9 . 4 7 0 0 w w w . a n a l o g . c o m f a x : 7 8 1 . 4 6 1 . 3 1 1 3 ? 2 0 1 1 a n a l o g d e v i c e s , i n c . a l l r i g h t s r e s e r v e d . f e a t u r e s d i g i t a l l y / p i n - p r o g r a m m a b l e g a i n g = 1 , 2 , 4 , 8 , 1 6 , 3 2 , 6 4 , o r 1 2 8 s p e c i f i e d f r o m ? 5 5 c t o + 1 2 5 c 5 0 n v / c m a x i m u m i n p u t o f f s e t d r i f t 1 0 p p m / c m a x i m u m g a i n d r i f t e x c e l l e n t d c p e r f o r m a n c e 8 0 d b m i n i m u m c m r , g = 1 1 5 v m a x i m u m i n p u t o f f s e t v o l t a g e 5 0 0 p a m a x i m u m b i a s c u r r e n t 0 . 7 v p - p n o i s e ( 0 . 1 h z t o 1 0 h z ) g o o d a c p e r f o r m a n c e 2 . 7 m h z b a n d w i d t h , g = 1 1 . 1 v / s s l e w r a t e r a i l - t o - r a i l o u t p u t s h u t d o w n / m u l t i p l e x e x t r a o p a m p s i n g l e - s u p p l y r a n g e : 3 v t o 6 v d u a l - s u p p l y r a n g e : 1 . 5 v t o 3 v e n h a n c e d p r o d u c t f e a t u r e s s u p p o r t s d e f e n s e a n d a e r o s p a c e a p p l i c a t i o n s ( a q e c s t a n d a r d ) m i l i t a r y t e m p e r a t u r e r a n g e ( ? 5 5 c t o + 1 2 5 c ) c o n t r o l l e d m a n u f a c t u r i n g b a s e l i n e o n e a s s e m b l y / t e s t s i t e o n e f a b r i c a t i o n s i t e e n h a n c e d p r o d u c t c h a n g e n o t i f i c a t i o n q u a l i f i c a t i o n d a t a a v a i l a b l e o n r e q u e s t f u n c t i o n a l b l o c k d i a g r a m i n - a m p l o g i c n c 1 ? i n a 2 + i n a 3 n c 4 + v s 1 2 ? v s 1 1 o u t a 1 0 r e f 9 a 2 1 6 a 1 1 5 a 0 1 4 c s 1 3 s d n 5 + i n b 6 ? i n b 7 o u t b 8 o p a m p a d 8 2 3 1 - e p 0 9 7 0 7 - 0 0 1 f i g u r e 1 . t a b l e 1 . i n s t r u m e n t a t i o n a n d d i f f e r e n c e a m p l i f i e r s b y c a t e g o r y h i g h p e r f o r m a n c e l o w c o s t h i g h v o l t a g e m i l g r a d e l o w p o w e r d i g i t a l g a i n a d 8 2 2 1 a d 6 2 3 1 a d 6 2 8 a d 6 2 0 a d 6 2 7 1 a d 8 2 3 1 1 a d 8 2 2 0 1 a d 8 5 5 3 1 a d 6 2 9 a d 6 2 1 a d 8 2 5 0 a d 8 2 2 2 a d 5 2 4 a d 8 2 5 1 a d 8 2 2 4 1 a d 5 2 6 a d 8 5 5 5 1 a d 6 2 4 a d 8 5 5 6 1 a d 8 5 5 7 1 1 r a i l - t o - r a i l o u t p u t . g e n e r a l d e s c r i p t i o n t h e a d 8 2 3 1 - e p i s a l o w d r i f t , r a i l - t o - r a i l , i n s t r u m e n t a t i o n a m p l i f i e r w i t h s o f t w a r e - p r o g r a m m a b l e g a i n s o f 1 , 2 , 4 , 8 , 1 6 , 3 2 , 6 4 , o r 1 2 8 . t h e g a i n s a r e p r o g r a m m e d v i a d i g i t a l l o g i c o r p i n s t r a p p i n g . t h e a d 8 2 3 1 - e p i s i d e a l f o r a p p l i c a t i o n s t h a t r e q u i r e p r e c i s i o n p e r f o r m a n c e o v e r a w i d e t e m p e r a t u r e r a n g e , s u c h a s i n d u s t r i a l t e m p e r a t u r e s e n s i n g a n d d a t a l o g g i n g . b e c a u s e t h e g a i n s e t t i n g r e s i s t o r s a r e i n t e r n a l , m a x i m u m g a i n d r i f t i s o n l y 1 0 p p m / c f o r g a i n s o f 1 t o 3 2 . b e c a u s e o f t h e a u t o - z e r o i n p u t s t a g e , m a x i m u m i n p u t o f f s e t i s 1 5 v a n d m a x i m u m i n p u t o f f s e t d r i f t i s j u s t 5 0 n v / c . c m r r i s 8 0 d b f o r g = 1 , i n c r e a s i n g t o 1 1 0 d b a t h i g h e r g a i n s . t h e a d 8 2 3 1 - e p a l s o i n c l u d e s a n u n c o m m i t t e d o p a m p t h a t c a n b e u s e d f o r a d d i t i o n a l g a i n , d i f f e r e n t i a l s i g n a l d r i v i n g , o r f i l t e r i n g . l i k e t h e i n - a m p , t h e o p a m p h a s a n a u t o - z e r o a r c h i t e c t u r e , r a i l - t o - r a i l i n p u t , a n d r a i l - t o - r a i l o u t p u t . t h e a d 8 2 3 1 - e p i n c l u d e s a s h u t d o w n f e a t u r e t h a t r e d u c e s c u r r e n t t o a m a x i m u m o f 1 a . i n s h u t d o w n , b o t h a m p l i f i e r s a l s o h a v e a h i g h o u t p u t i m p e d a n c e , w h i c h a l l o w s e a s y m u l t i p l e x i n g o f m u l t i p l e a m p l i f i e r s w i t h o u t a d d i t i o n a l s w i t c h e s . t h e a d 8 2 3 1 - e p i s s p e c i f i e d o v e r t h e m i l i t a r y t e m p e r a t u r e r a n g e o f ? 5 5 c t o + 1 2 5 c . i t i s a v a i l a b l e i n a 4 m m 4 m m 1 6 - l e a d l f c s p . a d d i t i o n a l a p p l i c a t i o n a n d t e c h n i c a l i n f o r m a t i o n c a n b e f o u n d i n t h e a d 8 2 3 1 d a t a s h e e t .
a d 8 2 3 1 - e p r e v . 0 | p a g e 2 o f 2 0 t a b l e o f c o n t e n t s f e a t u r e s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 e n h a n c e d p r o d u c t f e a t u r e s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 f u n c t i o n a l b l o c k d i a g r a m . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 g e n e r a l d e s c r i p t i o n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 r e v i s i o n h i s t o r y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 s p e c i f i c a t i o n s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 a b s o l u t e m a x i m u m r a t i n g s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 t h e r m a l r e s i s t a n c e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 m a x i m u m p o w e r d i s s i p a t i o n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 e s d c a u t i o n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 p i n c o n f i g u r a t i o n a n d f u n c t i o n d e s c r i p t i o n s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 t y p i c a l p e r f o r m a n c e c h a r a c t e r i s t i c s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 i n s t r u m e n t a t i o n a m p l i f i e r p e r f o r m a n c e c u r v e s . . . . . . . . . . . . . . . . . . . . . . 9 o p e r a t i o n a l a m p l i f i e r p e r f o r m a n c e c u r v e s . . . . . . . . . . . . . . . . . . . . . . . . . . 1 5 p e r f o r m a n c e c u r v e s v a l i d f o r b o t h a m p l i f i e r s . . . . . . . . . . . . . . . . . . . . . 1 7 o u t l i n e d i m e n s i o n s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 8 o r d e r i n g g u i d e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 8 r e v i s i o n h i s t o r y 5 / 1 1 ? r e v i s i o n 0 : i n i t i a l v e r s i o n
a d 8 2 3 1 - e p r e v . 0 | p a g e 3 o f 2 0 s p e c i f i c a t i o n s v s = 5 v , v r e f = 2 . 5 v , g = 1 , r l = 1 0 k , t a = 2 5 c , u n l e s s o t h e r w i s e n o t e d . t a b l e 2 . p a r a m e t e r t e s t c o n d i t i o n s / c o m m e n t s m i n t y p m a x u n i t i n s t r u m e n t a t i o n a m p l i f i e r o f f s e t v o l t a g e v o s r t i = v o s i + v o s o / g i n p u t o f f s e t , v o s i 4 1 5 v a v e r a g e t e m p e r a t u r e d r i f t t a = ? 5 5 c t o + 1 2 5 c 0 . 0 1 0 . 0 5 v / c o u t p u t o f f s e t , v o s o 1 5 3 0 v a v e r a g e t e m p e r a t u r e d r i f t t a = ? 5 5 c t o + 1 2 5 c 0 . 0 5 0 . 5 v / c i n p u t c u r r e n t s i n p u t b i a s c u r r e n t 2 5 0 5 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 5 n a i n p u t o f f s e t c u r r e n t 2 0 1 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 0 . 5 n a g a i n s 1 , 2 , 4 , 8 , 1 6 , 3 2 , 6 4 , o r 1 2 8 g a i n e r r o r g = 1 0 . 0 5 % g = 2 t o 1 2 8 0 . 8 % g a i n d r i f t t a = ? 5 5 c t o + 1 2 5 c g = 1 t o 3 2 3 1 0 p p m / c g = 6 4 4 2 0 p p m / c g = 1 2 8 1 0 3 0 p p m / c l i n e a r i t y 0 . 2 v t o 4 . 8 v , 1 0 k l o a d 3 p p m 0 . 2 v t o 4 . 8 v , 2 k l o a d 5 p p m c m r r g = 1 8 0 d b g = 2 8 6 d b g = 4 9 2 d b g = 8 9 8 d b g = 1 6 1 0 4 d b g = 3 2 1 1 0 d b g = 6 4 1 1 0 d b g = 1 2 8 1 1 0 d b n o i s e e n = ( e n i 2 + ( e n o / g ) 2 ) , v i n + , v i n ? = 2 . 5 v i n p u t v o l t a g e n o i s e , e n i f = 1 k h z 3 2 n v / h z f = 1 k h z , t a = ? 5 5 c 2 7 n v / h z f = 1 k h z , t a = 1 2 5 c 3 9 n v / h z f = 0 . 1 h z t o 1 0 h z 0 . 7 v p - p o u t p u t v o l t a g e n o i s e , e n o f = 1 k h z 5 8 n v / h z f = 1 k h z , t a = ? 5 5 c 5 0 n v / h z f = 1 k h z , t a = 1 2 5 c 7 0 n v / h z f = 0 . 1 h z t o 1 0 h z 1 . 1 v p - p c u r r e n t n o i s e f = 1 0 h z 2 0 f a / h z o t h e r i n p u t c h a r a c t e r i s t i c s c o m m o n - m o d e i n p u t i m p e d a n c e 1 0 | | 5 g | | p f p o w e r s u p p l y r e j e c t i o n r a t i o 1 0 0 1 1 5 d b i n p u t o p e r a t i n g v o l t a g e r a n g e 0 . 0 5 4 . 9 5 v r e f e r e n c e i n p u t i n p u t i m p e d a n c e 2 8 k v o l t a g e r a n g e ? 0 . 2 + 5 . 2 v
a d 8 2 3 1 - e p r e v . 0 | p a g e 4 o f 2 0 p a r a m e t e r t e s t c o n d i t i o n s / c o m m e n t s m i n t y p m a x u n i t d y n a m i c p e r f o r m a n c e b a n d w i d t h g = 1 2 . 7 m h z g = 2 2 . 5 m h z g a i n b a n d w i d t h p r o d u c t g = 4 t o 1 2 8 7 m h z s l e w r a t e 1 . 1 v / s o u t p u t c h a r a c t e r i s t i c s o u t p u t v o l t a g e h i g h r l = 1 0 0 k t o g r o u n d 4 . 9 4 . 9 4 v r l = 1 0 k t o g r o u n d 4 . 8 4 . 8 8 v o u t p u t v o l t a g e l o w r l = 1 0 0 k t o 5 v 6 0 1 0 0 m v r l = 1 0 k t o 5 v 8 0 2 0 0 m v s h o r t - c i r c u i t c u r r e n t 7 0 m a d i g i t a l i n t e r f a c e i n p u t v o l t a g e l o w t a = ? 5 5 c t o + 1 2 5 c 1 . 0 v i n p u t v o l t a g e h i g h t a = ? 5 5 c t o + 1 2 5 c 4 . 0 v s e t u p t i m e t o c s h i g h t a = ? 5 5 c t o + 1 2 5 c 5 0 n s h o l d t i m e a f t e r c s h i g h t a = ? 5 5 c t o + 1 2 5 c 2 0 n s o p e r a t i o n a l a m p l i f i e r i n p u t c h a r a c t e r i s t i c s o f f s e t v o l t a g e , v o s 5 1 5 v t e m p e r a t u r e d r i f t t a = ? 5 5 c t o + 1 2 5 c 0 . 0 1 0 . 0 6 v / c i n p u t b i a s c u r r e n t 2 5 0 5 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 5 n a i n p u t o f f s e t c u r r e n t 2 0 1 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 0 . 5 n a i n p u t v o l t a g e r a n g e 0 . 0 5 4 . 9 5 v o p e n - l o o p g a i n 1 0 0 1 2 0 v / m v c o m m o n - m o d e r e j e c t i o n r a t i o 1 0 0 1 2 0 d b p o w e r s u p p l y r e j e c t i o n r a t i o 1 0 0 1 1 0 d b v o l t a g e n o i s e d e n s i t y 2 0 n v / h z v o l t a g e n o i s e f = 0 . 1 h z t o 1 0 h z 0 . 4 v p - p d y n a m i c p e r f o r m a n c e g a i n b a n d w i d t h p r o d u c t 1 m h z s l e w r a t e 0 . 5 v / s o u t p u t c h a r a c t e r i s t i c s o u t p u t v o l t a g e h i g h r l = 1 0 0 k t o g r o u n d 4 . 9 4 . 9 6 v r l = 1 0 k t o g r o u n d 4 . 8 4 . 9 2 v o u t p u t v o l t a g e l o w r l = 1 0 0 k t o 5 v 6 0 1 0 0 m v r l = 1 0 k t o 5 v 8 0 2 0 0 m v s h o r t - c i r c u i t c u r r e n t 7 0 m a b o t h a m p l i f i e r s p o w e r s u p p l y q u i e s c e n t c u r r e n t 4 5 m a q u i e s c e n t c u r r e n t ( s h u t d o w n ) 0 . 0 1 1 a
a d 8 2 3 1 - e p r e v . 0 | p a g e 5 o f 2 0 v s = 3 . 0 v , v r e f = 1 . 5 v , t a = 2 5 c , g = 1 , r l = 1 0 k , u n l e s s o t h e r w i s e n o t e d . t a b l e 3 . p a r a m e t e r c o n d i t i o n s m i n t y p m a x u n i t i n s t r u m e n t a t i o n a m p l i f i e r o f f s e t v o l t a g e v o s r t i = v o s i + v o s o / g i n p u t o f f s e t , v o s i 4 1 5 v a v e r a g e t e m p e r a t u r e d r i f t 0 . 0 1 0 . 0 5 v / c o u t p u t o f f s e t , v o s o 1 5 3 0 v a v e r a g e t e m p e r a t u r e d r i f t 0 . 0 5 0 . 5 v / c i n p u t c u r r e n t s i n p u t b i a s c u r r e n t 2 5 0 5 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 5 n a i n p u t o f f s e t c u r r e n t 2 0 1 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 0 . 5 n a g a i n s 1 , 2 , 4 , 8 , 1 6 , 3 2 , 6 4 , o r 1 2 8 g a i n e r r o r g = 1 0 . 0 5 % g = 2 t o 1 2 8 0 . 8 % g a i n d r i f t t a = ? 5 5 c t o + 1 2 5 c g = 1 t o 3 2 3 1 0 p p m / c g = 6 4 4 2 0 p p m / c g = 1 2 8 1 0 3 0 p p m / c c m r r g = 1 8 0 d b g = 2 8 6 d b g = 4 9 2 d b g = 8 9 8 d b g = 1 6 1 0 4 d b g = 3 2 1 1 0 d b g = 6 4 1 1 0 d b g = 1 2 8 1 1 0 d b n o i s e e n = ( e n i 2 + ( e n o / g ) 2 ) v i n + , v i n ? = 2 . 5 v , t a = 2 5 c i n p u t v o l t a g e n o i s e , e n i f = 1 k h z 4 0 n v / h z f = 1 k h z , t a = ? 5 5 c 3 5 n v / h z f = 1 k h z , t a = 1 2 5 c 4 8 n v / h z f = 0 . 1 h z t o 1 0 h z 0 . 8 v p - p o u t p u t v o l t a g e n o i s e , e n o f = 1 k h z 7 2 n v / h z f = 1 k h z , t a = ? 5 5 c 6 2 n v / h z f = 1 k h z , t a = 1 2 5 c 8 3 n v / h z f = 0 . 1 h z t o 1 0 h z 1 . 4 v p - p c u r r e n t n o i s e f = 1 0 h z 2 0 f a / h z o t h e r i n p u t c h a r a c t e r i s t i c s c o m m o n - m o d e i n p u t i m p e d a n c e 1 0 | | 5 g | | p f p o w e r s u p p l y r e j e c t i o n r a t i o 1 0 0 1 1 5 d b i n p u t o p e r a t i n g v o l t a g e r a n g e 0 . 0 5 2 . 9 5 v r e f e r e n c e i n p u t i n p u t i m p e d a n c e 2 8 k | | p f v o l t a g e r a n g e ? 0 . 2 + 3 . 2 v
a d 8 2 3 1 - e p r e v . 0 | p a g e 6 o f 2 0 p a r a m e t e r c o n d i t i o n s m i n t y p m a x u n i t d y n a m i c p e r f o r m a n c e b a n d w i d t h g = 1 2 . 7 m h z g = 2 2 . 5 m h z g a i n b a n d w i d t h p r o d u c t g = 4 t o 1 2 8 7 m h z s l e w r a t e 1 . 1 v / s o u t p u t c h a r a c t e r i s t i c s o u t p u t v o l t a g e h i g h r l = 1 0 0 k t o g r o u n d 2 . 9 2 . 9 4 v r l = 1 0 k t o g r o u n d 2 . 8 2 . 8 8 v o u t p u t v o l t a g e l o w r l = 1 0 0 k t o 3 v 6 0 1 0 0 m v r l = 1 0 k t o 3 v 8 0 2 0 0 m v s h o r t - c i r c u i t c u r r e n t 4 0 m a d i g i t a l i n t e r f a c e i n p u t v o l t a g e l o w t a = ? 5 5 c t o + 1 2 5 c 0 . 7 v i n p u t v o l t a g e h i g h t a = ? 5 5 c t o + 1 2 5 c 2 . 3 v s e t u p t i m e t o c s h i g h t a = ? 5 5 c t o + 1 2 5 c 6 0 n s h o l d t i m e a f t e r c s h i g h t a = ? 5 5 c t o + 1 2 5 c 2 0 n s o p e r a t i o n a l a m p l i f i e r s i n p u t c h a r a c t e r i s t i c s o f f s e t v o l t a g e , v o s 5 1 5 v t e m p e r a t u r e d r i f t t a = ? 5 5 c t o + 1 2 5 c 0 . 0 1 0 . 0 6 v / c i n p u t b i a s c u r r e n t 2 5 0 5 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 5 n a i n p u t o f f s e t c u r r e n t 2 0 1 0 0 p a t a = ? 5 5 c t o + 1 2 5 c 0 . 5 n a i n p u t v o l t a g e r a n g e 0 . 0 5 2 . 9 5 v o p e n - l o o p g a i n 1 0 0 1 2 0 v / m v c o m m o n - m o d e r e j e c t i o n r a t i o 1 0 0 1 2 0 d b p o w e r s u p p l y r e j e c t i o n r a t i o 1 0 0 1 1 0 d b v o l t a g e n o i s e d e n s i t y 2 7 n v / h z v o l t a g e n o i s e f = 0 . 1 h z t o 1 0 h z 0 . 6 v p - p d y n a m i c p e r f o r m a n c e g a i n b a n d w i d t h p r o d u c t 1 m h z s l e w r a t e 0 . 5 v / s o u t p u t c h a r a c t e r i s t i c s o u t p u t v o l t a g e h i g h r l = 1 0 0 k t o g r o u n d 2 . 9 2 . 9 6 v r l = 1 0 k t o g r o u n d 2 . 8 2 . 8 2 v o u t p u t v o l t a g e l o w r l = 1 0 0 k t o 3 v 6 0 1 0 0 m v r l = 1 0 k t o 3 v 8 0 2 0 0 m v s h o r t - c i r c u i t c u r r e n t 4 0 m a b o t h a m p l i f i e r s p o w e r s u p p l y q u i e s c e n t c u r r e n t 3 . 5 4 . 5 m a q u i e s c e n t c u r r e n t ( s h u t d o w n ) 0 . 0 1 1 a
a d 8 2 3 1 - e p r e v . 0 | p a g e 7 o f 2 0 a b s o l u t e m a x i m u m r a t i n g s t h e r m a l r e s i s t a n c e t a b l e 4 . p a r a m e t e r r a t i n g s u p p l y v o l t a g e 6 v o u t p u t s h o r t - c i r c u i t c u r r e n t i n d e f i n i t e 1 i n p u t v o l t a g e ( c o m m o n - m o d e ) ? v s ? 0 . 3 v t o + v s + 0 . 3 v d i f f e r e n t i a l i n p u t v o l t a g e ? v s ? 0 . 3 v t o + v s + 0 . 3 v s t o r a g e t e m p e r a t u r e r a n g e ? 6 5 c t o + 1 5 0 c o p e r a t i o n a l t e m p e r a t u r e r a n g e ? 5 5 c t o + 1 2 5 c p a c k a g e g l a s s t r a n s i t i o n t e m p e r a t u r e 1 3 0 c e s d ( h u m a n b o d y m o d e l ) 1 . 5 k v e s d ( c h a r g e d d e v i c e m o d e l ) 1 . 5 k v e s d ( m a c h i n e m o d e l ) 0 . 2 k v t a b l e 5 . t h e r m a l p a d j a u n i t s o l d e r e d t o b o a r d 5 4 c / w n o t s o l d e r e d t o b o a r d 9 6 c / w t h e j a v a l u e s i n t a b l e 5 a s s u m e a 4 - l a y e r j e d e c s t a n d a r d b o a r d . i f t h e t h e r m a l p a d i s s o l d e r e d t o t h e b o a r d , i t i s a l s o a s s u m e d i t i s c o n n e c t e d t o a p l a n e . j c a t t h e e x p o s e d p a d i s 6 . 3 c / w . m a x i m u m p o w e r d i s s i p a t i o n t h e m a x i m u m s a f e p o w e r d i s s i p a t i o n f o r t h e a d 8 2 3 1 - e p i s l i m i t e d b y t h e a s s o c i a t e d r i s e i n j u n c t i o n t e m p e r a t u r e ( t j ) o n t h e d i e . a t a p p r o x i m a t e l y 1 3 0 q c , w h i c h i s t h e g l a s s t r a n s i t i o n t e m p e r a t u r e , t h e p l a s t i c c h a n g e s i t s p r o p e r t i e s . e v e n t e m p o r a r i l y e x c e e d i n g t h i s t e m p e r a t u r e l i m i t m a y c h a n g e t h e s t r e s s e s t h a t t h e p a c k a g e e x e r t s o n t h e d i e , p e r m a n e n t l y s h i f t i n g t h e p a r a m e t r i c p e r f o r m a n c e o f t h e a m p l i f i e r s . e x c e e d i n g a t e m p e r a t u r e o f 1 3 0 c f o r a n e x t e n d e d p e r i o d c a n r e s u l t i n a l o s s o f f u n c t i o n a l i t y . 1 f o r j u n c t i o n t e m p e r a t u r e s b e t w e e n 1 0 5 c a n d 1 3 0 c , s h o r t - c i r c u i t o p e r a t i o n b e y o n d 1 0 0 0 h o u r s c a n i m p a c t p a r t r e l i a b i l i t y . s t r e s s e s a b o v e t h o s e l i s t e d u n d e r a b s o l u t e m a x i m u m r a t i n g s m a y c a u s e p e r m a n e n t d a m a g e t o t h e d e v i c e . t h i s i s a s t r e s s r a t i n g o n l y ; f u n c t i o n a l o p e r a t i o n o f t h e d e v i c e a t t h e s e o r a n y o t h e r c o n d i t i o n s a b o v e t h o s e i n d i c a t e d i n t h e o p e r a t i o n a l s e c t i o n o f t h i s s p e c i f i c a t i o n i s n o t i m p l i e d . e x p o s u r e t o a b s o l u t e m a x i m u m r a t i n g c o n d i t i o n s f o r e x t e n d e d p e r i o d s m a y a f f e c t d e v i c e r e l i a b i l i t y . e s d c a u t i o n
a d 8 2 3 1 - e p r e v . 0 | p a g e 8 o f 2 0 p i n c o n f i g u r a t i o n a n d f u n c t i o n d e s c r i p t i o n s 0 9 7 0 7 - 0 0 2 p i n 1 i n d i c a t o r 1 n c 2 ? i n a ( i n - a m p ? i n ) 3 + i n a ( i n - a m p + i n ) 4 n c 1 1 ? v s 1 2 + v s 1 0 o u t a ( i n - a m p o u t ) 9 r e f 5 s d n 6 + i n b 7 ? i n b 8 o u t b ( o p a m p o u t ) 1 5 a 1 1 6 a 2 1 4 a 0 1 3 c s t o p v i e w ( n o t t o s c a l e ) a d 8 2 3 1 - e p n o t e s 1 . n c = n o c o n n e c t . d o n o t c o n n e c t t o t h i s p i n . 2 . t h e e x p o s e d p a d c a n b e c o n n e c t e d t o t h e n e g a t i v e s u p p l y ( ? v s ) o r l e f t f l o a t i n g . f i g u r e 2 . p i n c o n f i g u r a t i o n t a b l e 6 . p i n f u n c t i o n d e s c r i p t i o n s p i n n u m b e r m n e m o n i c d e s c r i p t i o n 1 n c n o c o n n e c t . d o n o t c o n n e c t t o t h i s p i n . 2 ? i n a ( i n - a m p ? i n ) i n s t r u m e n t a t i o n a m p l i f i e r n e g a t i v e i n p u t . 3 + i n a ( i n - a m p + i n ) i n s t r u m e n t a t i o n a m p l i f i e r p o s i t i v e i n p u t . 4 n c n o c o n n e c t . d o n o t c o n n e c t t o t h i s p i n . 5 s d n s h u t d o w n . 6 + i n b o p e r a t i o n a l a m p l i f i e r p o s i t i v e i n p u t . 7 ? i n b o p e r a t i o n a l a m p l i f i e r n e g a t i v e i n p u t . 8 o u t b ( o p a m p o u t ) o p e r a t i o n a l a m p l i f i e r o u t p u t . 9 r e f i n s t r u m e n t a t i o n a m p l i f i e r r e f e r e n c e p i n . i t s h o u l d b e d r i v e n w i t h a l o w i m p e d a n c e . o u t p u t i s r e f e r r e d t o t h i s p i n . 1 0 o u t a ( i n - a m p o u t ) i n s t r u m e n t a t i o n a m p l i f i e r o u t p u t . 1 1 ? v s n e g a t i v e p o w e r s u p p l y . c o n n e c t t o g r o u n d i n s i n g l e - s u p p l y a p p l i c a t i o n s . 1 2 + v s p o s i t i v e p o w e r s u p p l y . 1 3 c s c h i p s e l e c t . e n a b l e s d i g i t a l l o g i c i n t e r f a c e . 1 4 a 0 g a i n s e t t i n g b i t ( l s b ) . 1 5 a 1 g a i n s e t t i n g b i t . 1 6 a 2 g a i n s e t t i n g b i t ( m s b ) . e p a d e x p o s e d p a d . c a n b e c o n n e c t e d t o t h e n e g a t i v e s u p p l y ( ? v s ) o r l e f t f l o a t i n g .
a d 8 2 3 1 - e p r e v . 0 | p a g e 9 o f 2 0 t y p i c a l p e r f o r m a n c e c h a r a c t e r i s t i c s i n s t r u m e n t a t i o n a m p l i f i e r p e r f o r m a n c e c u r v e s 1 0 0 0 0 2 0 0 4 0 0 6 0 0 8 0 0 ? 1 0 0 ? 8 0 ? 6 0 ? 4 0 ? 2 0 0 2 0 4 0 6 0 8 0 1 0 0 h i t s c m r r ( v / v ) n : 5 9 5 6 m e a n : 0 . 9 7 7 1 6 7 s d : 1 1 . 8 1 7 7 0 9 7 0 7 - 1 0 0 f i g u r e 3 . i n s t r u m e n t a t i o n a m p l i f i e r c m r d i s t r i b u t i o n , g = 1 8 0 0 7 0 0 6 0 0 5 0 0 4 0 0 3 0 0 2 0 0 1 0 0 0 ? 1 5 ? 1 0 ? 5 0 5 1 0 1 5 h i t s v o s i ( v ) n : 5 9 5 6 m e a n : 2 . 0 6 7 8 8 s d : 1 . 0 7 5 4 6 0 9 7 0 7 - 1 0 1 f i g u r e 4 . i n s t r u m e n t a t i o n a m p l i f i e r i n p u t o f f s e t v o l t a g e d i s t r i b u t i o n 8 0 0 7 0 0 6 0 0 5 0 0 4 0 0 3 0 0 2 0 0 1 0 0 0 ? 3 0 ? 2 0 ? 1 0 0 1 0 2 0 3 0 h i t s v o s o ( v ) n : 5 9 5 6 m e a n : 1 0 . 3 9 0 1 s d : 3 . 9 5 5 3 0 9 7 0 7 - 1 0 2 f i g u r e 5 . i n s t r u m e n t a t i o n a m p l i f i e r o u t p u t o f f s e t v o l t a g e d i s t r i b u t i o n 1 4 0 0 1 2 0 0 1 0 0 0 8 0 0 6 0 0 4 0 0 2 0 0 0 ? 5 0 0 ? 4 0 0 ? 3 0 0 ? 2 0 0 ? 1 0 0 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 h i t s g a i n e r r o r ( v / v ) n : 5 9 5 6 m e a n : ? 4 8 . 0 7 7 9 s d : 2 1 . 0 4 3 3 0 9 7 0 7 - 1 0 3 f i g u r e 6 . i n s t r u m e n t a t i o n a m p l i f i e r g a i n d i s t r i b u t i o n , g = 1 1 4 0 0 1 2 0 0 1 0 0 0 0 2 0 0 4 0 0 6 0 0 8 0 0 ? 5 5 ? 4 5 ? 3 5 ? 2 5 ? 1 5 ? 5 1 5 5 2 5 3 5 4 5 5 5 6 5 7 5 i n p u t o f f s e t ( n v ) t e m p e r a t u r e ( c ) 0 9 7 0 7 - 2 0 7 f i g u r e 7 . i n s t r u m e n t a t i o n a m p l i f i e r i n p u t o f f s e t v o l t a g e d r i f t , ? 5 5 c t o + 1 2 5 c 2 0 ? 1 0 ? 5 0 5 1 0 1 5 ? 5 5 ? 4 5 ? 3 5 ? 2 5 ? 1 5 ? 5 1 5 5 2 5 3 5 4 5 5 5 6 5 7 5 o u t p u t o f f s e t ( v ) t e m p e r a t u r e ( c ) 0 9 7 0 7 - 2 0 8 f i g u r e 8 . i n s t r u m e n t a t i o n a m p l i f i e r o u t p u t o f f s e t d r i f t , ? 5 5 c t o + 1 2 5 c
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 0 o f 2 0 2 0 0 0 ? 5 0 0 0 5 0 0 1 0 0 0 1 5 0 0 ? 5 5 ? 4 0 ? 2 5 ? 1 0 5 2 0 3 5 5 0 6 5 8 0 9 5 1 1 0 1 2 5 b i a s c u r r e n t ( p a ) t e m p e r a t u r e ( c ) 3 v 5 v v r e f = m i d s u p p l y v c m = m i d s u p p l y 0 9 7 0 7 - 2 0 9 f i g u r e 9 . i n s t r u m e n t a t i o n a m p l i f i e r b i a s c u r r e n t v s . t e m p e r a t u r e 2 . 0 1 . 5 1 . 0 0 . 5 0 ? 0 . 5 ? 1 . 0 ? 1 . 5 ? 2 . 0 ? 2 . 5 2 . 5 2 . 0 1 . 5 1 . 0 0 . 5 0 ? 0 . 5 ? 1 . 0 ? 1 . 5 ? 2 . 0 b i a s c u r r e n t ( n a ) v c m ( v ) + v s = + 2 . 5 v ? v s = ? 2 . 5 v v r e f = 0 v 0 9 7 0 7 - 0 0 6 f i g u r e 1 0 . i n s t r u m e n t a t i o n a m p l i f i e r b i a s c u r r e n t v s . c o m m o n - m o d e v o l t a g e , 5 v 1 . 0 ? 1 . 0 ? 0 . 8 ? 0 . 6 ? 0 . 4 ? 0 . 2 0 0 . 2 0 . 4 0 . 6 0 . 8 ? 1 . 5 1 . 5 1 . 2 0 . 9 0 . 6 0 . 3 0 ? 0 . 3 ? 0 . 6 ? 0 . 9 ? 1 . 2 b i a s c u r r e n t ( n a ) v c m ( v ) + v s = + 1 . 5 v ? v s = ? 1 . 5 v v r e f = 0 v 0 9 7 0 7 - 0 0 7 f i g u r e 1 1 . i n s t r u m e n t a t i o n a m p l i f i e r b i a s c u r r e n t v s . c o m m o n - m o d e v o l t a g e , 3 v 6 0 v , 4 . 9 6 v 0 v , 2 . 9 6 v 0 v , 0 . 0 4 v 2 . 9 2 v , 1 . 5 v 4 . 9 2 v , 2 . 5 v 5 v s i n g l e s u p p l y 3 v s i n g l e s u p p l y 54 3 2 1 0 0 6 5 4 3 2 1 i n p u t c o m m o n - m o d e v o l t a g e ( v ) o u t p u t v o l t a g e ( v ) 0 9 7 0 7 - 0 0 3 f i g u r e 1 2 . i n s t r u m e n t a t i o n a m p l i f i e r i n p u t c o m m o n - m o d e r a n g e v s . o u t p u t v o l t a g e , v r e f = 0 v 65 4 3 2 1 0 0 5 4 . 5 4 . 0 3 . 5 3 . 0 2 . 5 2 . 0 1 . 5 1 . 0 0 . 5 i n p u t c o m m o n - m o d e v o l t a g e ( v ) o u t p u t v o l t a g e ( v ) . 0 5 v s i n g l e s u p p l y 3 v s i n g l e s u p p l y 0 . 0 2 v , 2 . 2 2 v 0 . 0 2 v , 0 . 7 8 v 1 . 5 v , 4 . 9 6 v 0 . 0 2 v , 4 . 2 2 v 4 . 9 8 v , 3 . 2 2 v 4 . 9 8 v , 1 . 7 8 v 1 . 5 v , 2 . 9 6 v 2 . 9 8 v , 2 . 2 2 v 2 . 9 8 v , 0 . 7 8 v 1 . 5 v , 0 . 0 4 v 0 9 7 0 7 - 0 0 4 f i g u r e 1 3 . i n s t r u m e n t a t i o n a m p l i f i e r i n p u t c o m m o n - m o d e r a n g e v s . o u t p u t v o l t a g e , v r e f = 1 . 5 v 65 4 3 2 1 0 0 5 4 . 5 4 . 0 3 . 5 3 . 0 2 . 5 2 . 0 1 . 5 1 . 0 0 . 5 i n p u t c o m m o n - m o d e v o l t a g e ( v ) o u t p u t v o l t a g e ( v ) . 0 5 v s i n g l e s u p p l y 3 v s i n g l e s u p p l y 0 . 0 2 v , 1 . 7 2 v 2 . 5 v , 4 . 9 6 v 0 . 0 2 v , 3 . 7 2 v 4 . 9 8 v , 3 . 7 2 v 4 . 9 8 v , 1 . 2 8 v 2 . 5 v , 2 . 9 6 v 2 . 9 8 v , 2 . 7 2 v 2 . 9 8 v , 0 . 2 8 v 2 . 5 v , 0 . 0 4 v 0 . 0 2 v , 1 . 2 8 v 0 9 7 0 7 - 0 0 5 f i g u r e 1 4 . i n s t r u m e n t a t i o n a m p l i f i e r i n p u t c o m m o n - m o d e r a n g e v s . o u t p u t v o l t a g e , v r e f = 2 . 5 v
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 1 o f 2 0 5 0 4 0 3 0 2 0 1 0 0 ? 1 0 ? 2 0 ? 3 0 ? 4 0 1 0 0 1 0 m 1 m 1 0 0 k 1 0 k 1 k g a i n ( d b ) f r e q u e n c y ( h z ) g = 1 2 8 g = 6 4 g = 3 2 g = 1 6 g = 8 g = 4 g = 2 g = 1 0 9 7 0 7 - 0 0 9 f i g u r e 1 5 . i n s t r u m e n t a t i o n a m p l i f i e r g a i n v s . f r e q u e n c y 1 0 0 0 ? 1 0 0 0 ? 8 0 0 ? 6 0 0 ? 4 0 0 ? 2 0 0 0 2 0 0 6 0 0 9 0 0 8 0 0 ? 5 5 ? 4 0 ? 2 5 ? 1 0 5 2 0 3 5 5 0 6 5 8 0 9 5 1 1 0 1 2 5 g a i n e r r o r ( v / v ) t e m p e r a t u r e ( c ) g = 1 g = 1 2 8 0 9 7 0 7 - 2 1 6 f i g u r e 1 6 . i n s t r u m e n t a t i o n a m p l i f i e r g a i n d r i f t v s . t e m p e r a t u r e 1 4 0 1 2 0 1 0 0 8 0 6 0 4 0 1 0 1 0 0 1 k 1 0 k 1 0 0 k c m r r ( d b ) f r e q u e n c y ( h z ) g = 1 g = 8 g = 1 2 8 0 9 7 0 7 - 0 1 0 f i g u r e 1 7 . i n s t r u m e n t a t i o n a m p l i f i e r c m r r v s . f r e q u e n c y 2 0 ? 3 0 ? 2 5 ? 2 0 ? 1 5 ? 1 0 ? 5 0 5 1 0 1 5 ? 5 5 ? 4 0 ? 2 5 ? 1 0 5 2 0 3 5 5 0 6 5 8 0 9 5 1 1 0 1 2 5 c m r r ( v / v ) t e m p e r a t u r e ( c ) g = 1 g = 8 g = 1 2 8 0 9 7 0 7 - 2 1 8 f i g u r e 1 8 . i n s t r u m e n t a t i o n a m p l i f i e r c m r r v s . t e m p e r a t u r e 1 4 0 1 2 0 1 0 0 8 0 6 0 4 0 2 0 0 1 1 0 0 k 1 0 k 1 k 1 0 0 1 0 p o s i t i v e p s r r ( d b ) f r e q u e n c y ( h z ) g = 1 g = 8 g = 1 2 8 0 9 7 0 7 - 1 4 6 f i g u r e 1 9 . i n s t r u m e n t a t i o n a m p l i f i e r p o s i t i v e p s r r v s . f r e q u e n c y 1 4 0 1 2 0 1 0 0 8 0 6 0 4 0 2 0 0 1 1 0 0 k 1 0 0 k 1 k 1 0 0 1 0 n e g a t i v e p s r r ( d b ) f r e q u e n c y ( h z ) g = 1 g = 8 g = 1 2 8 0 9 7 0 7 - 1 4 7 f i g u r e 2 0 . i n s t r u m e n t a t i o n a m p l i f i e r n e g a t i v e p s r r v s . f r e q u e n c y
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 2 o f 2 0 g = + 1 , 1 v / d i v g = + 1 2 8 , 0 . 4 v / d i v 1 s / d i v 0 9 7 0 7 - 0 1 2 f i g u r e 2 1 . i n s t r u m e n t a t i o n a m p l i f i e r 0 . 1 h z t o 1 0 h z n o i s e 1 0 0 8 0 6 0 4 0 2 0 9 0 7 0 5 0 3 0 1 0 0 1 1 0 1 0 0 1 k n o i s e ( n v / h z ) f r e q u e n c y ( h z ) g = + 1 g = + 8 g = + 1 2 8 0 9 7 0 7 - 0 1 1 f i g u r e 2 2 . i n s t r u m e n t a t i o n a m p l i f i e r v o l t a g e n o i s e s p e c t r a l d e n s i t y v s . f r e q u e n c y , 5 v , 1 h z t o 1 0 0 0 h z 1 0 0 0 9 0 0 8 0 0 7 0 0 6 0 0 5 0 0 4 0 0 3 0 0 2 0 0 1 0 0 0 1 1 0 1 0 0 1 k 1 0 k 1 0 0 k n o i s e ( n v / h z ) f r e q u e n c y ( h z ) g = + 1 g = + 8 g = + 1 2 8 0 9 7 0 7 - 0 0 8 f i g u r e 2 3 . i n s t r u m e n t a t i o n a m p l i f i e r v o l t a g e n o i s e s p e c t r a l d e n s i t y v s . f r e q u e n c y , 5 v , 1 h z t o 1 m h z 1 0 0 1 0 1 0 . 1 0 . 0 1 1 1 0 0 k 1 0 k 1 k 1 0 0 1 0 c u r r e n t n o i s e ( p a / h z ) f r e q u e n c y ( h z ) 0 9 7 0 7 - 1 0 7 f i g u r e 2 4 . i n s t r u m e n t a t i o n a m p l i f i e r c u r r e n t n o i s e s p e c t r a l d e n s i t y 5 s / d i v 2 0 m v / d i v 0 9 7 0 7 - 0 1 3 f i g u r e 2 5 . i n s t r u m e n t a t i o n a m p l i f i e r s m a l l s i g n a l p u l s e r e s p o n s e , g = 1 , r l = 2 k , c l = 5 0 0 p f n o l o a d 3 0 0 p f 5 0 0 p f 8 0 0 p f 4 s / d i v 2 0 m v / d i v 0 9 7 0 7 - 0 1 4 f i g u r e 2 6 . i n s t r u m e n t a t i o n a m p l i f i e r s m a l l s i g n a l p u l s e r e s p o n s e f o r v a r i o u s c a p a c i t i v e l o a d s , g = 1
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 3 o f 2 0 g = + 8 g = + 3 2 g = + 1 2 8 1 0 s / d i v 2 0 m v / d i v 0 9 7 0 7 - 0 1 5 f i g u r e 2 7 . i n s t r u m e n t a t i o n a m p l i f i e r s m a l l s i g n a l p u l s e r e s p o n s e , g = 4 , 1 6 , a n d 1 2 8 , r l = 2 k , c l = 5 0 0 p f 1 0 s / d i v 0 . 0 0 1 % / d i v 2 v / d i v 3 . 9 5 s t o 0 . 0 1 % 4 s t o 0 . 0 0 1 % 0 9 7 0 7 - 0 1 6 f i g u r e 2 8 . i n s t r u m e n t a t i o n a m p l i f i e r l a r g e s i g n a l p u l s e r e s p o n s e , g = 1 , v s = 5 v 1 0 s / d i v 0 . 0 0 1 % / d i v 2 v / d i v 3 . 7 5 s t o 0 . 0 1 % 3 . 8 s t o 0 . 0 0 1 % 0 9 7 0 7 - 0 1 7 f i g u r e 2 9 . i n s t r u m e n t a t i o n a m p l i f i e r l a r g e s i g n a l p u l s e r e s p o n s e , g = 8 , v s = 5 v 1 0 0 s / d i v 0 . 0 0 1 % / d i v 2 v / d i v 1 7 . 6 s t o 0 . 0 1 % 2 1 . 4 s t o 0 . 0 0 1 % 0 9 7 0 7 - 0 1 8 f i g u r e 3 0 . i n s t r u m e n t a t i o n a m p l i f i e r l a r g e s i g n a l p u l s e r e s p o n s e , g = 1 2 8 , v s = 5 v 2 5 2 0 1 5 1 0 50 1 1 1 0 0 1 0 s e t t l i n g t i m e ( s ) g a i n ( v / v ) k 0 . 0 0 1 % 0 . 0 1 % 0 9 7 0 7 - 0 1 9 f i g u r e 3 1 . i n s t r u m e n t a t i o n a m p l i f i e r s e t t l i n g t i m e v s . g a i n f o r a 4 v p - p s t e p , v s = 5 v 2 5 2 0 1 5 1 0 50 1 1 1 0 0 1 0 s e t t l i n g t i m e ( s ) g a i n ( v / v ) k 0 . 0 0 1 % 0 . 0 1 % 0 9 7 0 7 - 0 2 0 f i g u r e 3 2 . i n s t r u m e n t a t i o n a m p l i f i e r s e t t l i n g t i m e v s . g a i n f o r a 2 v p - p s t e p , v s = 3 v
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 4 o f 2 0 + v s ? v s + 0 . 2 + 0 . 4 + 0 . 6 + 0 . 8 + 1 . 0 ? 1 . 0 ? 0 . 8 ? 0 . 6 ? 0 . 4 ? 0 . 2 0 . 1 1 1 0 1 0 0 o u t p u t v o l t a g e s w i n g r e f e r r e d t o s u p p l y v o l t a g e s ( v ) o u t p u t c u r r e n t ( m a ) + 2 5 c ? 5 5 c 0 9 7 0 7 - 2 3 3 + v s ? v s + 0 . 2 + 0 . 4 + 0 . 6 + 0 . 8 + 1 . 0 ? 1 . 0 ? 0 . 8 ? 0 . 6 ? 0 . 4 ? 0 . 2 0 . 1 1 1 0 1 0 0 o u t p u t v o l t a g e s w i n g r e f e r r e d t o s u p p l y v o l t a g e s ( v ) o u t p u t c u r r e n t ( m a ) + 2 5 c ? 5 5 c 0 9 7 0 7 - 2 3 4 f i g u r e 3 3 . i n s t r u m e n t a t i o n a m p l i f i e r o u t p u t v o l t a g e s w i n g v s . o u t p u t c u r r e n t , v s = 3 v f i g u r e 3 4 . i n s t r u m e n t a t i o n a m p l i f i e r o u t p u t v o l t a g e s w i n g v s . o u t p u t c u r r e n t , v s = 5 v
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 5 o f 2 0 o p e r a t i o n a l a m p l i f i e r p e r f o r m a n c e c u r v e s 1 0 0 8 0 6 0 4 0 2 0 0 ? 2 0 ? 9 0 ? 1 0 0 ? 1 1 0 ? 1 2 0 ? 1 3 0 ? 1 4 0 ? 1 5 0 1 0 1 0 m 1 m 1 0 0 k 1 0 k 1 k 1 0 0 o p e n - l o o p g a i n ( d b ) o p e n - l o o p p h a s e s h i f t ( d e g r e e s ) f r e q u e n c y ( h z ) r l = 1 0 k ? c l = 2 0 0 p f 7 6 p h a s e m a r g i n 0 9 7 0 7 - 0 2 1 f i g u r e 3 5 . o p e r a t i o n a l a m p l i f i e r o p e n - l o o p g a i n a n d p h a s e v s . f r e q u e n c y , v s = 5 v 1 0 0 8 0 6 0 4 0 2 0 0 ? 2 0 ? 9 0 ? 1 0 0 ? 1 1 0 ? 1 2 0 ? 1 3 0 ? 1 4 0 ? 1 5 0 1 0 1 0 m 1 m 1 0 0 k 1 0 k 1 k 1 0 0 o p e n - l o o p g a i n ( d b ) o p e n - l o o p p h a s e s h i f t ( d e g r e e s ) f r e q u e n c y ( h z ) r l = 1 0 k ? c l = 2 0 0 p f 7 2 p h a s e m a r g i n 0 9 7 0 7 - 0 2 2 f i g u r e 3 6 . o p e r a t i o n a l a m p l i f i e r o p e n - l o o p g a i n a n d p h a s e v s . f r e q u e n c y , v s = 3 v n o l o a d 8 0 0 p f 1 n f 1 . 5 n f 2 n f 5 s / d i v 2 0 m v / d i v 0 9 7 0 7 - 0 2 3 f i g u r e 3 7 . o p e r a t i o n a l a m p l i f i e r s m a l l s i g n a l r e s p o n s e f o r v a r i o u s c a p a c i t i v e l o a d s , v s = 5 v n o l o a d 3 0 0 p f 8 0 0 p f 1 n f 1 . 5 n f 5 s / d i v 2 0 m v / d i v 0 9 7 0 7 - 0 2 4 f i g u r e 3 8 . o p e r a t i o n a l a m p l i f i e r s m a l l s i g n a l r e s p o n s e f o r v a r i o u s c a p a c i t i v e l o a d s , v s = 3 v n o l o a d 1 n f r 2 k ? 1 . 5 n f r 2 k ? t i m e ( 5 s / d i v ) o u t p u t v o l t a g e ( 0 . 5 v / d i v ) 0 9 7 0 7 - 0 2 5 f i g u r e 3 9 . o p e r a t i o n a l a m p l i f i e r l a r g e s i g n a l t r a n s i e n t r e s p o n s e , v s = 5 v n o l o a d 1 n f r 2 k ? 1 . 5 n f r 2 k ? t i m e ( 5 s / d i v ) o u t p u t v o l t a g e ( 0 . 5 v / d i v ) 0 9 7 0 7 - 0 2 6 f i g u r e 4 0 . o p e r a t i o n a l a m p l i f i e r l a r g e s i g n a l t r a n s i e n t r e s p o n s e , v s = 3 v
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 6 o f 2 0 1 0 0 0 9 0 0 8 0 0 7 0 0 6 0 0 5 0 0 4 0 0 3 0 0 2 0 0 1 0 0 0 1 1 0 0 k 1 0 k 1 k 1 0 0 1 0 s p e c t r a l n o i s e d e n s i t y ( n v / h z ) f r e q u e n c y ( h z ) 0 9 7 0 7 - 1 4 1 f i g u r e 4 1 . o p e r a t i o n a l a m p l i f i e r v o l t a g e s p e c t r a l n o i s e d e n s i t y v s . f r e q u e n c y 3 . 5 ? 0 . 5 0 0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 ? 5 5 ? 4 0 ? 2 5 ? 1 0 5 2 0 3 5 5 0 6 5 8 0 9 5 1 1 0 1 2 5 b i a s c u r r e n t ( n a ) t e m p e r a t u r e ( c ) v s = 2 . 5 v v s = 1 . 5 v 0 9 7 0 7 - 2 4 2 f i g u r e 4 2 . o p e r a t i o n a l a m p l i f i e r b i a s c u r r e n t v s . t e m p e r a t u r e 4 0 0 ? 4 0 0 ? 3 0 0 ? 2 0 0 ? 1 0 0 0 2 0 0 3 0 0 1 0 0 ? 3 3 2 1 0 ? 1 ? 2 b i a s c u r r e n t ( p a ) v c m ( v ) v s = 1 . 5 v v s = 2 . 5 v 0 9 7 0 7 - 1 0 9 f i g u r e 4 3 . o p e r a t i o n a l a m p l i f i e r b i a s c u r r e n t v s . c o m m o n m o d e + v s ? v s + 0 . 2 + 0 . 4 + 0 . 6 + 0 . 8 + 1 . 0 ? 1 . 0 ? 0 . 8 ? 0 . 6 ? 0 . 4 ? 0 . 2 0 . 1 1 1 0 1 0 0 o u t p u t v o l t a g e s w i n g r e f e r r e d t o s u p p l y v o l t a g e s ( v ) o u t p u t c u r r e n t ( m a ) + 2 5 c ? 5 5 c 0 9 7 0 7 - 2 4 4 f i g u r e 4 4 . o p e r a t i o n a l a m p l i f i e r o u t p u t v o l t a g e s w i n g v s . o u t p u t c u r r e n t , v s = 3 v + v s ? v s + 0 . 2 + 0 . 4 + 0 . 6 + 0 . 8 + 1 . 0 ? 1 . 0 ? 0 . 8 ? 0 . 6 ? 0 . 4 ? 0 . 2 0 . 1 1 1 0 1 0 0 o u t p u t v o l t a g e s w i n g r e f e r r e d t o s u p p l y v o l t a g e s ( v ) o u t p u t c u r r e n t ( m a ) + 2 5 c ? 5 5 c 0 9 7 0 7 - 2 4 5 f i g u r e 4 5 . o p e r a t i o n a l a m p l i f i e r o u t p u t v o l t a g e s w i n g v s . o u t p u t c u r r e n t , v s = 5 v 1 4 0 1 2 0 1 0 0 8 0 6 0 4 0 2 0 0 1 1 0 0 k 1 0 k 1 k 1 0 0 1 0 p s r r ( d b ) f r e q u e n c y ( h z ) + p s r r ? p s r r 0 9 7 0 7 - 1 4 8 f i g u r e 4 6 . o p e r a t i o n a l a m p l i f i e r p o w e r s u p p l y r e j e c t i o n r a t i o
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 7 o f 2 0 p e r f o r m a n c e c u r v e s v a l i d f o r b o t h a m p l i f i e r s 76 5 4 3 2 1 0 2 . 7 5 . 9 5 . 5 5 . 1 4 . 7 4 . 3 3 . 9 3 . 5 3 . 1 s u p p l y c u r r e n t ( m a ) s u p p l y v o l t a g e ( v ) + 2 5 c ? 5 5 c 0 9 7 0 7 - 2 4 7 f i g u r e 4 7 . s u p p l y c u r r e n t v s . s u p p l y v o l t a g e 1 6 0 1 4 0 1 2 0 1 0 0 8 0 6 0 4 0 2 0 0 1 0 1 0 0 k 1 0 k 1 k 1 0 0 c h a n n e l s e p a r a t i o n ( d b ) f r e q u e n c y ( h z ) g = 1 g = 8 g = 1 2 8 s o u r c e c h a n n e l : o p a m p a t g = 1 0 9 7 0 7 - 1 4 9 f i g u r e 4 8 . c h a n n e l s e p a r a t i o n v s . f r e q u e n c y
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 8 o f 2 0 o u t l i n e d i m e n s i o n s c o m p l i a n t t o j e d e c s t a n d a r d s m o - 2 2 0 - v g g c 2 . 2 5 2 . 1 0 s q 1 . 9 5 1 6 5 1 3 8 9 1 2 1 4 1 . 9 5 b s c p i n 1 i n d i c a t o r t o p v i e w 4 . 0 0 b s c s q 3 . 7 5 b s c s q c o p l a n a r i t y 0 . 0 8 ( b o t t o m v i e w ) 1 2 m a x 1 . 0 0 0 . 8 5 0 . 8 0 s e a t i n g p l a n e 0 . 3 5 0 . 3 0 0 . 2 5 0 . 8 0 m a x 0 . 6 5 t y p 0 . 0 5 m a x 0 . 0 2 n o m 0 . 2 0 r e f 0 . 6 5 b s c 0 . 6 0 m a x 0 . 6 0 m a x p i n 1 i n d i c a t o r 0 . 2 5 m i n 0 7 2 8 0 8 - a 0 . 7 5 0 . 6 0 0 . 5 0 f o r p r o p e r c o n n e c t i o n o f t h e e x p o s e d p a d , r e f e r t o t h e p i n c o n f i g u r a t i o n a n d f u n c t i o n d e s c r i p t i o n s s e c t i o n o f t h i s d a t a s h e e t . f i g u r e 4 9 . 1 6 - l e a d l e a d f r a m e c h i p s c a l e p a c k a g e [ l f c s p _ v q ] 4 m m 4 m m b o d y , v e r y t h i n q u a d ( c p - 1 6 - 4 ) d i m e n s i o n s s h o w n i n m i l l i m e t e r s o r d e r i n g g u i d e m o d e l 1 t e m p e r a t u r e r a n g e p a c k a g e d e s c r i p t i o n p a c k a g e o p t i o n a d 8 2 3 1 t c p z - e p - r 7 ? 5 5 c t o + 1 2 5 c 1 6 - l e a d l f c s p _ v q , 7 ? t a p e a n d r e e l c p - 1 6 - 4 1 z = r o h s c o m p l i a n t p a r t .
a d 8 2 3 1 - e p r e v . 0 | p a g e 1 9 o f 2 0 n o t e s
a d 8 2 3 1 - e p r e v . 0 | p a g e 2 0 o f 2 0 n o t e s ? 2 0 1 1 a n a l o g d e v i c e s , i n c . a l l r i g h t s r e s e r v e d . t r a d e m a r k s a n d r e g i s t e r e d t r a d e m a r k s a r e t h e p r o p e r t y o f t h e i r r e s p e c t i v e o w n e r s . d 0 9 7 0 7 - 0 - 5 / 1 1 ( 0 )

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