was 7222q will semico nductor ltd. 1 mar, 2017 - rev. 1 . 4 was 7222q usb high speed (480mbps) , d pdt analog switch descriptions the WAS7222Q is a high performance, double pole double throw (dpdt) cmos analog switch that operates from a single +2.3 v to + 5 .5v power supply. the WAS7222Q is designed for switching o f high - speed usb2.0 signals in handset and consumer applications, such as cell phones, digital cameras, and notebooks with hubs or controllers with limited usb i/os. the WAS7222Q has low bit - to - bit skew and high channel - to - channel noise isolation, and is c ompatible with various standards, such as high - speed usb 2.0 (480mbps). each switch is bi - directional and offers little attenuation of the high - speed signals at the outputs. its bandwidth is quite marginal to pass high - speed usb 2.0 differential signals (4 80mbps) with good signal integrity. the WAS7222Q is featured with special circuitry on the d+/d - , which allows the device to withstand a vbus short to d+ or d - when the usb devices are either powered off or on. the sel/oe pin has overvoltage protectio n that allows voltages above vcc, up to 7.0v to be present on the pin without damage or disruption of operation of the part, regardless of the operating voltage. the WAS7222Q is also featured with s mart circuitry to minimize vcc leakage current even when s el/oe control voltage is lower than vcc supply voltage. in other word, there is no need of additional device to shift sel/oe level to be the same as that of vcc in real application. the was 7222q is available in q fn1418 - 10l package. standard product s are pb - free and halogen - free. applications ? cell phones ? mid ? router ? other electronics equipments http//:www.willsemi.com q fn1418 - 10l pin c onfiguration (top view) marking 7 2 = device code * = month (a~z) order i n formation device package shipping was 7222q - 10 /tr q fn1418 - 10l 3000 /reel&tape features ? supply voltage : 2.3 ~ 5 .5v ? - 3db bandwidth : 550mhz @ c l =5pf ? off isolation : - 36db @ 250mhz ? crosstalk : - 47db @ 250mhz ? low q uiescent current : <1ua 1 2 3 4 5 6 7 8 9 1 0 d 1 + d 2 + d + g n d d - d 2 - d 1 - o e v c c s e l 7 2 * 1 2 3 4 5 6 7 8 9 1 0 d 1 + d 2 + d + g n d d - d 2 - d 1 - o e v c c s e l 7 2 *
was 7222q will semico nductor ltd. 2 pin d escrip tions pin number symbol descriptions 1 d1+ port a data 1 terminal , normally closed 2 d2+ port a data 2 terminal, normally open 3 d+ port a common data terminal, connect to d1+ or d2+ according to sel logic 4 gnd ground 5 d - port b common data termina l, connect to d1 - or d2 - according to sel logic 6 d2 - port b data 2 terminal, normally open 7 d1 - port b data 1 terminal, normally closed 8 oe enable control, active low 9 vcc power supply 10 sel switch select pin, digital logic low or high. funct ion d escription s sel oe function x h bus switch disconnected l l d+ connect to d1+ and d - connect to d 1 - h l d+ connect to d2+ and d - connect to d2 - logic symbol and typical applications logic symbol typical applications d + d - d 1 + d 2 + d 1 - d 2 - s e l o e c o n t r o l s e l o e c o n t r o l d + d - t x r x d + / t x d - / r x m i c r o u s b c o n n e c t o r u s b i / f u a r t i / f mar, 2017 - rev. 1 . 4 d + d - d 1 + d 2 + d 1 - d 2 - s e l o e c o n t r o l s e l o e c o n t r o l d + d - t x r x d + / t x d - / r x m i c r o u s b c o n n e c t o r u s b i / f u a r t i / f
was 7222q will semico nductor ltd. 3 absolute maximum ratings parameter symbol value unit s upply voltage range vcc - 0 .5 ~ 6. 5 v data input/output voltage range v data - 0.5 ~ 6.5 v select input voltage range v s el - 0.5 ~ 6.5 v con tinues output current i out 50 ma junction temperature range t j 150 o c lead temperature range t l 260 o c storage temperature range t stg - 65 ~ 150 o c thermal resistance r ja 250 o c/w esd protection (hbm) i/o to vcc, i/o to gnd 7000 v i/o to i/o 5000 v recommend operating ratings parameter symbol value unit supply voltage range vcc 2.3 ~ 5 .5 v data input/output voltage range v data 0.0 ~ vcc v select input voltage range v sel 0.0 ~ vcc v enable control input voltage range v oe 0.0 ~ vcc v operating temperature range t a - 40 ~ 85 o c mar, 2017 - rev. 1 . 4
was 7222q will semico nductor ltd. 4 electronics characteri stics (ta=2 5 o c , vcc= 4 .5v, unless otherwise noted) parameter symbol conditions min. typ. max. unit select and oe logic high level v ih vcc=3.0 4.5 1.7 v vcc=2.3 3.0 1.4 v select and oe logic low level v il vcc=3.0 4.5 0.6 v vcc=2.3 3.0 0.4 v supply q uiescent current i cc i out =0, v sel >1.5v or v sel <0.7v refer to figure1 1.0 ua select input leakage current i sel v sel =vcc 1.0 u a off state switch leakage current i off see figure 2 1.0 ua on state switch leakage current i on see figure 3 1.0 ua on - resistance r on vcc=3.0v, v data =0~0.4v, i out =8ma, see figure 4 5.0 7.5 ? on - resistance match r on vcc=3.0v, v data =0~0.4v, i ou t =8ma, see figure 4 0.15 0.20 ? on - resistance flatness r flat(on) vcc=3.0v, v data =0~1.0v, i out =8ma, see figure 4 1.8 2.2 ? propagation delay time t plh / t phl c l =10pf, r l =50 ? see figure 5 0.3 1.2 ns select input to switch on time t on c l =10pf, r l =50 ? se e figure 6 75 120 ns select input to switch off time t off c l =10pf, r l =50 ? see figure 6 40 80 ns break - before - make time t bbm generated by design 0.5 ns - 3db bandwidth bw r l =50 ? , c l =5pf 550 mhz r l =50 ? , c l =0pf 800 off isolation oirr r l =50 ? , f= 250mhz - 36 db crosstalk xtalk r l =50 ? , f=250mhz - 47 db charge injection (select input to common i/o) qg c l =0.1nf, vcc=3.3v r g =0 ? , v g =gnd 5 pc select pin input capacitance c in vcc=0v 5 pf d1n, d2n,dn off capacitance c off vcc=3.3v, oe=3.3v 5 pf d1n, d2n,dn on capacitance c on vcc=3.3v, oe=0v 6.5 pf mar, 2017 - rev. 1 . 4
was 7222q will semico nductor ltd. 5 typical characteristics (ta=25 o c, vcc=4.5v , unless otherwise noted) bandwidth crosstalk off isolation eye diagram (480mbp s) figure 1: supply current vs. logic level 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 -20 -10 0 10 20 30 40 50 supply current (ua) logic level (v) vcc=3.6v mar, 2017 - rev. 1 . 4 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 -20 -10 0 10 20 30 40 50 supply current (ua) logic level (v) vcc=3.6v
was 7222q will semico nductor ltd. 6 test circuit figure 2 : off state switch leakage current figure 4 : on - resistance figure 3 : on state switch leakage current fig ure 5 : propagation delay time figure 6 : select input to switch on/ o ff time o e d 2 n d 1 n d n v i n h i g h v o a s w c o n d i t i o n s v i n = 4 . 5 v , v o = g n d s e l d 2 n d 1 n d n v i n l o w v o a s w c o n d i t i o n s v i n = 4 . 5 v v o = o p e n d n v i n d 1 n o r d 2 n v v o r o n = v / i o v c c g n d i o t o n t o f f s e l i n p u t d 2 n o u t p u t v c c d 2 n d n s e l v i n = v c c d 1 n c l r l c l r l t o n t o f f d 1 n o u t p u t t p l h t p h l d a t a i n p u t d a t a o u t p u t v c c d n s e l d 1 n o r d 2 n c l r l v i l o r v i h mar, 2017 - rev. 1 . 4 o e d 2 n d 1 n d n v i n h i g h v o a s w c o n d i t i o n s v i n = 4 . 5 v , v o = g n d s e l d 2 n d 1 n d n v i n l o w v o a s w c o n d i t i o n s v i n = 4 . 5 v v o = o p e n d n v i n d 1 n o r d 2 n v v o r o n = v / i o v c c g n d i o t o n t o f f s e l i n p u t d 2 n o u t p u t v c c d 2 n d n s e l v i n = v c c d 1 n c l r l c l r l t o n t o f f d 1 n o u t p u t t p l h t p h l d a t a i n p u t d a t a o u t p u t v c c d n s e l d 1 n o r d 2 n c l r l v i l o r v i h
was 7222q will semico nductor ltd. 7 bandwidth (bw) off isolation ( oirr ) crosstalk (xtalk) v c c d 2 n d n s e l d 1 n c l r l v i l n e t w o r k a n a l y z e r v c c d 2 n d n s e l d 1 n r l v i h n e t w o r k a n a l y z e r v c c d + s e l d 1 + r l r l v i l n e t w o r k a n a l y z e r d - d 1 - n c mar, 2017 - rev. 1 . 4 v c c d 2 n d n s e l d 1 n c l r l v i l n e t w o r k a n a l y z e r v c c d 2 n d n s e l d 1 n r l v i h n e t w o r k a n a l y z e r v c c d + s e l d 1 + r l r l v i l n e t w o r k a n a l y z e r d - d 1 - n c
will semiconductor ltd. p ackage outline dimensions qfn1418 - 10 l symbol dimensions in millimeters min. typ. max. a 0.50 0.55 0.60 a1 0.00 - 0.05 a3 0.15 ref. d 1.35 1.40 1.45 e 1.75 1.80 1.85 b 0.15 0.20 0.25 l 0.30 0.40 0.50 l1 0.40 0.50 0.60 e 0.40 bsc mar, 2017 - rev. 1 . 4 8
will semiconductor ltd. tape and reel information reel dimensions tape dimensions quadrant assignments for pin1 orientation in tape rd reel dimension w overall width of the carrier tape p1 pitch between successive cavity centers pin1 pin1 quadrant user direction of feed reel dimensions rd w p1 q1 q2 q3 q4 q1 q2 q3 q4 7inch 13inch 8mm 12mm 2mm 4mm 8mm q1 q2 q3 q4 mar, 2017 - rev. 1 . 4 9 reel dimensions rd w p1 q1 q2 q3 q4 q1 q2 q3 q4 7inch 13inch 8mm 12mm 2mm 4mm 8mm q1 q2 q3 q4
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