74ahct164 document number: ds3 6282 rev. 1 - 2 1 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product 8 - bit parallel - out serial shift registers description the 74 ahct 164 is a serial input 8 - bit edge - triggered shift register that has outputs from each of eight stages. the device features ttl compatible inputs. serial data input pins the serial input data is entered at pin sd a or pin sd b as these are logically anded . either input could be used as an active high enable with data entry on the other pin. if a single input is desired, the pins ca n be tied together or the unused input can be tied high. data entry data is shifted into q0 from the serial input pins on each low to high transition of the cp pin. also during the cp edge the data is transferred from each qn to qn+1 . the serial data on pins dsa and dsb must be stable before and after the cp rising edge to meet the set - up and hold timing requirements . reset when asserted low the master reset ( ) pin set s all qn to low . this action does not depend on the condition of serial input or clock pins. the must be asserted high for a recovery time before the next cp positive edge pulse. features ? supply voltage range from 4.5 v to 5.5 v ? sinks or s ources 8 ma at v cc = 4.5v ? ttl compatible inputs ? cmos low power c onsumption ? schmitt trigger action at all inputs ? esd protection exceeds jesd 22 ? 200 - v machine model (a115) ? 2000 - v human body model (a114 ) ? 1000 - v charged device model (c101) ? range of package options so - 14 and tssop - 14 ? totally lead - free & fully rohs compliant (notes 1 & 2) ? halogen and antimony free. green device (note 3) pin assignments *pdip - 14 is a future p roduct applications ? general purpose logic ? wide array of p roducts s uch as: ? pcs, networking, notebooks, n etbooks ? computer peripherals, hard d rives, cd/dvd rom ? tv, dvd , dvr, set - top b ox notes: 1. no purposely added lead. fully eu directive 2002/95/ec (rohs) & 2011/65/eu (rohs 2) compliant. 2. see http://www.diodes.com/quality/lead_free.html for more information about diodes incorporateds definitions of halogen - and antimony - free, "green" and lead - free. 3. halogen - and antimony - free "green products are defined as those which contain < 900ppm bromine, <900ppm chlorine (<1500ppm total br + cl) and <1000ppm antimony compounds. device ordering information is on page 7 1 3 2 4 5 6 7 d s a q 0 d s b q 3 8 q 7 q 5 q 6 m r v c c ( t o p v i e w ) s o - 1 4 / t s s o p - 1 4 / p d i p - 1 4 * g n d 1 3 1 4 1 2 1 1 1 0 9 q 2 c p q 4 q 1 mr
74ahct164 document number: ds3 6282 rev. 1 - 2 2 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product pin description s function table mode input output cp dsa dsb q0 q1 - q7 reset l x x x l l shift h l x l qnqn - 1 (n= 1 to7) h x l l qnqn - 1 (n= 1 to7) h h h h qnqn - 1 (n= 1 to7) note : 4 . s ignals asserted on dsa and dsb must be in place longer than tsu (set up time) before cp occurs and remain in place thold (hold time) after cp. pin number pin name function 1 dsa serial data input 2 ds b serial data input 3 q0 data output 4 q1 data output 5 q2 data output 6 q3 data output 7 gnd ground 8 cp clock pulse C positive edge triggered 9 master reset - asynchronous 10 q4 data output 11 q5 data output 12 q6 data output 13 q7 data output 14 v cc supply voltage mr mr
74ahct164 document number: ds3 6282 rev. 1 - 2 3 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product logic diagram timing diagram notes: 5. all q values are reset to low when goes low. is asynchronous and overrides all other signals. 6. serial data supplied at dsa and dsb is anded and transferred to q0 on positive edge of cp. c p d s a m r q 2 q 1 u n k n o w n 1 3 1 2 1 5 1 4 9 8 1 1 1 0 5 4 7 6 1 0 3 2 d s b q 0 q 3 u n k n o w n u n k n o w n u n k n o w n q 6 q 5 u n k n o w n q 4 q 7 u n k n o w n u n k n o w n u n k n o w n r e s e t a l l q = 0 r e s e t a l l q = 0 9 m r 8 c p q 0 d c r q 3 q 1 d c r q 4 q 2 d c r q 5 q 3 d c r q 6 q 4 d c r q 1 0 q 5 d c r q 1 1 q 6 d c r q 1 2 q 7 d c r q 1 3 2 d s b 1 d s a mr
74ahct164 document number: ds3 6282 rev. 1 - 2 4 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product absolute maximum ratings (note 7 ) (t a = +25c, unless otherwise specified.) symbol description rating unit esd hbm human body model esd protection 2 k v esd cdm charged device model esd protection 1 k v esd mm machine model esd protection 200 v v cc supply voltage range - 0.5 to + 7.0 v v i input voltage range (note 8 ) - 0.5 to + 7.0 v i ik input clamp current v i < - 0.5v - 20 ma i ok output clamp current v o < - 0.5v or v o > v cc + 0.5 v 20 ma i o continuous output c urrent - 0.5v < v o v cc + 0.5 v 25 ma i cc continuous current t hrough vcc 75 ma i gnd continuous current t hrough gnd - 75 ma t j operating junction temperature - 40 to + 150 c t stg storage temperature - 65 to + 150 c p tot total power dissipation 500 mw note s : 7 . stresses beyond the absolute maximum may result in immediate failure or reduced reliability. these are stress values and devi ce operation should be within recommend values. 8 . input voltage cannot exceed vcc to the extent the maximum clamp current is exceeded. recommended operating conditions (note 9 ) (t a = +25c, unless otherwise specified.) symbol parameter conditions min max unit v cc supply voltage - 4.5 5.5 v v i input voltage - 0 5.5 v v o output voltage - 0 v cc v t/v cc = 4.5v to 5.5v - 20 ns/v t a operating free - air t emperature - - 40 + 125 c note : 9 . unused inputs should be held at v cc or ground. electrical characteristics (t a = +25c, unless otherwise specified.) symbol parameter test conditions v cc t a = + 25c t a = - 40c to + 85c t a = - 40c to + 125c unit min. typ. max. min. max. min. max. - v ih high - l evel input voltage - 4.5v to 5.5v 2.0 - - 2.0 - 2.0 - v v il low - l evel input v oltage - 4.5v to 5.5v - - 0.8 - 0.8 - 0.8 v v oh high - l evel output voltage i oh = - 5 0a 4.4 4.5 - 4.4 4.4 - v i oh = - 8 ma 4.5v 3.94 - 3.80 3.70 - v ol low - l evel output voltage i ol = 5 0a ol = 8 ma 4.5v - - 0.36 - 0. 44 - 0. 55 i i input current v i =gnd or 5.5v 0v or 5.5v - - 0.1 - 1 - 2 a cc supply current v i = gnd or v cc , i o = 0 a 5.5v - - 4.0 - 4 0 - 80 a ? cc additional s upply c urrent v i =v cc - 2.1v i o = 0 other inputs at v cc or gnd 4.5 v to 5.5 v - - 1.35 - 1.5 - 1.5 ma
74ahct164 document number: ds3 6282 rev. 1 - 2 5 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product switching characteristics symbol / parameter pins test conditions figure 1 v cc t a = + 25 c - 40 c to + 85 c - 40 c to + 125 c unit min typ. max min max min max - f max maximum frequency cp c l = 15pf 4.5 v to 5.0 v 125 175 - 105 - 85 - mhz c l = 50pf 85 115 - 75 - 65 - t w pulse width cp high or low - 4.5 v to 5.0 v 5.0 - - 5.0 - 5.0 - ns low - 4.5 v to 5.0 v 5.0 - - 5.0 - 5.0 - ns t su set - up time ds a or dsb to cp - 4.5 v to 5.0 v 4.5 - - 4.5 - 4.5 - ns t h hold time ds a or dsb to cp - 4.5 v to 5.0 v 2.0 - - 2.0 - 2.0 - ns t pd propagation delay cp to qn c l = 15pf 4.5 v to 5.0 v - 3.4 9.0 1.0 10.5 1.0 11.5 ns c l = 50pf - 4.9 11.0 1.0 12.5 1.0 14.0 t rec recovery time t o cp - 4.5 v to 5.0 v 2.5 - - 2.5 - - 2.5 ns t p hl high to low propagation delay t o qn c l = 15pf 4.5 v to 5.0 v - 3.5 8.6 1.0 10.0 1.0 11.0 ns c l = 50pf - 5.0 10.6 1.0 12.0 1.0 13.5 operating characteristics (t a = +25c, unless otherwise specified.) parameter test conditions v cc = 5.5 v unit typ maximum c pd power dissipation capacitance per g ate f = 1 mhz 51 - pf c i input capacitance v i = v cc C
74ahct164 document number: ds3 6282 rev. 1 - 2 6 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product p arameter measurement information v cc inputs v m c l v i t r /t f input output 4.5v - 5.5v 3.0v 3ns 1.5v vcc/2 15pf,50pf voltage waveform pulse duration and recovery time voltage waveform set - up and hold times voltage waveform propagation delay times inverting and non inverting outputs notes: a . includes test lead and test apparatus capacitance. b. all pulses are supplied at pulse repetition rate 10 hz c. inputs are measured separately one transition per measurement d . t plh and t phl are the same as t pd figure 1 load circuit and voltage waveforms i n p u t t w v m v m v l 0 v t r e c 1 / f m a x m r d a t a i n p u t t s u v m v m t h v m t i m i n g i n p u t 0 v 0 v v c c v c c i n p u t v m v m v l 0 v t p h l t p l h t p h l v m v m v m t p l h v o h v o l v o h v o l o u t p u t o u t p u t v m f r o m o u t p u t c l ( s e e n o t e a ) u n d e r t e s t
74ahct164 document number: ds3 6282 rev. 1 - 2 7 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product ordering information device package code packaging packing quantity part number suffix 74 ahct 164 s14 - 13 s14 so - 14 2500/tape & reel - 13 74 ahct 164 t14 - 13 t14 tssop - 14 2500/tape & reel - 13 74ahct164 d 14 future product d 14 pdip - 14 tube - marking information (1) so - 14, tssop - 14 , pdip - 14 part number package 74 ahct 164 s14 - 13 so - 14 74 ahct 164 t14 - 13 tssop - 14 74ahct164 d 14 pdip - 14 ( t o p v i e w ) 1 8 y y w w x x l o g o 1 4 p a r t n u m b e r 7 w w : w e e k : 0 1 ~ 5 2 ; 5 2 y y : y e a r : 0 8 , 0 9 , 1 0 ~ x r e p r e s e n t s 5 2 a n d 5 3 w e e k ( t o p v i e w ) 1 8 7 4 a h c t 1 6 4 y y w w x x l o g o 1 4 p a r t n u m b e r 7 w w : w e e k : 0 1 ~ 5 2 ; 5 2 y y : y e a r : 0 8 , 0 9 , 1 0 ~ x r e p r e s e n t s 5 2 a n d 5 3 w e e k : i n t e r n a l c o d e s 7 4 a h c t 1 6 4 x x x - 1 3 f u n c t i o n - 1 3 : p a c k i n g l o g i c d e v i c e 7 4 : l o g i c p r e f i x a h c t : 4 . 5 v t o 5 . 5 v f a m i l y 1 6 4 : 8 - b i t s e r i a l i n p a r a l l e l o u t t a p e & r e e l 1 3 " p a c k a g e s 1 4 : s o - 1 4 t 1 4 : t s s o p - 1 4 s h i f t r e g i s t e r d 1 4 : p d i p - 1 4
74ahct164 document number: ds3 6282 rev. 1 - 2 8 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product package outline dimensions (all dimensions in mm.) please see ap02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version. package type: so - 14 package type: ts so p - 14 package type: pdip - 14 so - 14 dim min max a 1.47 1.73 a1 0.10 0.25 a2 1.45 typ b 0.33 0.51 d 8.53 8.74 e 3.80 3.99 e 1.27 typ h 5.80 6.20 l 0.38 1.27 ? ? ? ? all dimensions in mm tssop - 14 dim min max a1 7 (4x) a2 0 ? a 4.9 5.10 b 4.30 4.50 c ? ? d 0.8 1.05 f 1.00 typ f1 0.45 0.75 g 0.65 typ k 0.19 0.30 l 6.40 typ all dimensions in mm pdip - 14 dim min max a 3.710 4.310 a1 0.510 - a2 3.200 3.600 b 0.380 0.570 b1 1.524 (bsc) c 0.204 0.360 d 18.800 19.200 e 6.200 6.600 e1 7.320 7.920 e2 8.400 9.000 e 2.540 (bsc) l 3.000 3.600 all dimensions in mm a1 b1 b a2 a l e e1 d c e e2 e h a a2 e d a1 l gauge plane detail a detail a 7 ( 4 x ) ? b g l a k a 1 d c a 2 f f 1 pin# 1 indent detail a detail a 0 . 2 5 gauge plane seating plane b
74ahct164 document number: ds3 6282 rev. 1 - 2 9 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product suggested pad layout please see ap02001 at http://w ww.diodes.com/datasheets/ap02001 .pdf for latest version. package type: so - 14 package type: ts so p - 14 dimensions value (in mm) x 0.60 y 1.50 c1 5.4 c2 1.27 dimensions value (in mm) x 0.45 y 1.45 c1 5.9 c2 0.65 x c1 c2 y x c1 c2 y
74ahct164 document number: ds3 6282 rev. 1 - 2 10 of 10 www.diodes.com september 2014 ? diodes incorporated 74ahct164 4 00 new product new product important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other c hanges without further notice to this document and any product described herein. diodes incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license unde r its patent or trademark rights, nor the rights of others. any customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on diod es incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall indem nify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising ou t of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized applic ation. products described herein may be covered by one or more united states, international or foreign patents pending. product nam es and markings noted herein may also be covered by one or more united states, international or foreign trademarks. this d ocument is written in english but may be translated into multiple languages for reference. only the english version of this document is the final and determinative format released by diodes incorporated. life support diodes incorporated products are spe cifically not authorized for use as critical components in life support devices or systems without the express written approval of the chief executive officer of diodes incorporated. as used herein: a. life support devices or systems are devices or syst ems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided i n the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support device or system whose failure to perform can be reasonably expe cted to cause the failure of the life support device or to affect its safety or effectiveness. custo mers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support device s or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety - related requirements concerning their products and any use of diodes incorporated products in such safety - critical, life support devices or systems, notwithstanding any devices - or systems - related information or support that may be provided by diodes incorporated. further, cu stomers must fully indemnify diodes incorporated and its representatives against any damages arising out of the use of diodes incorporated products in such safety - critical, life support devices or systems. copyright ? 2014, diodes incorporated www.diodes .com
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