unisonic technologies co., ltd UCD4021B preliminary cmos ic www.unisonic.com.tw 1 of 10 copyright ? 2013 unisonic technologies co., ltd qw-r502-889.b cmos 8-stage static shift registers ? description the UCD4021B is a 8-stage synchronous parallel or serial input/serial output registers having common clock and parallel/serial control input s, a serial data input, and individual parallel inputs to each re gister stage. each register is a d-type, master-slave flip-flop. q6, q7, and q8 are outputs. in UCD4021B serial entry is synchronous with the clock but parallel entry is asynchronous. in UCD4021B serial entry is controlled by the parallel/serial control input. when the paralle l/serial control input is low, data is serially shifted into t he 8-stage register synchronously with the positive transition of the clock line. when the parallel/serial control input is high, asynchronous parallel entry is made and the clock input of the internal stage is isolated. ? features * up to 20v ope ration voltage * 12mhz (typ.) clock rate at 10v * maximum input current of 1 a at 18v * fully static operation * 8 master-slave flip-flops plus output buffering and control gating ? applications * general-purpose register * parallel input/serial output data queueing * parallel to serial data conversion ? ordering information ordering number package packing lead free halogen free UCD4021Bl-s16-r UCD4021Bg-s16-r sop-16 tape reel UCD4021Bl-s16-t UCD4021Bg-s16-t sop-16 tube UCD4021Bl-p16-r UCD4021Bg-p16-r tssop-16 tape reel UCD4021Bl-p16-t UCD4021Bg-p16-t tssop-16 tube
UCD4021B preliminary cmos ic unisonic technologies co., ltd 2 of 10 www.unisonic.com.tw qw-r502-889.b ? pin configuration
UCD4021B preliminary cmos ic unisonic technologies co., ltd 3 of 10 www.unisonic.com.tw qw-r502-889.b ? logic diagram p c l d q ps p n p n c l c l p d ps p n c l c l p n c l c l p n c l c l = q p n c l c l ? true table c l ser in par ser control p 1 p n q 1 (internal) q n x x 1 0 0 0 0 x x 1 0 1 0 1 x x 1 1 0 1 0 x x 1 1 1 1 1 0 0 x x 0 q n-1 1 0 x x 1 q n-1 x 0 x x q 1 (nc) q n (nc) note: x = don?t care case, nc = no change
UCD4021B preliminary cmos ic unisonic technologies co., ltd 4 of 10 www.unisonic.com.tw qw-r502-889.b ? absolute maximum rating (unless otherwise specified) parameter symbol ratings unit supply voltage v cc -0.5 ~ 20 v input voltage v in -0.5 ~ v cc + 0.5 v output voltage v out -0.5 ~ v cc + 0.5 v input clamp current (v in <0, or v in >v cc ) i ik 10 ma power dissipation t a =-40c ~ +100c p d 500 mw t a =+100c ~ +125c 200 mw storage temperature t stg -65 ~ +150 c note: 1. the input and output voltage ratings may be exce eded if the input and output cu rrent ratings are observed. 2. absolute maximum ratings are those values be yond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? thermal data parameter symbol ratings unit junction to ambient sop-16 ja 73 c/w tssop-16 108 c/w ? recommended operating comditions parameter symbol conditions min typ max unit supply voltage v cc 3 18 v clock pulse width t w v cc = 5v 180 ns v cc = 10v 80 v cc = 15v 50 clock frequency f cl v cc = 5v 3 mhz v cc = 10v 6 v cc = 15v 8.5 clock rise and fall time t r , t f v cc = 5v 15 s v cc = 10v 15 v cc = 15v 15 set-up time, serial input t s v cc = 5v 120 ns v cc = 10v 80 v cc = 15v 60 set-up time, parallel inputs v cc = 5v 50 ns v cc = 10v 30 v cc = 15v 20 parallel/serial pulse width t w v cc = 5v 160 ns v cc = 10v 80 v cc = 15v 50 parallel/serial removal time t rem v cc = 5v 280 ns v cc = 10v 140 v cc = 15v 100
UCD4021B preliminary cmos ic unisonic technologies co., ltd 5 of 10 www.unisonic.com.tw qw-r502-889.b ? electrical characteristics (t a =25c , unless otherwise specified) parameter symbol test conditions min typ max unit quiescent supply current i dd v in =0, 5v, v dd =5v 0.04 5 a v in =0, 10v, v dd = 0v 0.04 10 v in =0, 15v, v dd =15v 0.04 20 v in =0, 20v, v dd =20v 0.08 100 output low (sink) current i ol v out =0.4v, v in =0, 5v, v dd =5v 0.51 1 ma v out =0.5v, v in =0, 10v, v dd =10v 1.3 2.6 v out =1.5v, v in =0, 15v, v dd =15v 3.4 6.8 output high (source) current i oh v out =4.6v, v in =0, 5v, v dd =5v -0.51 -1 ma v out =2.5v, v in =0, 5v, v dd =5v -1.6 -3.2 v out =9.5v, v in =0, 10v, v dd =10v -1.3 -2.6 v out =3.5v, v in =0, 15v, v dd =15v -3.4 -6.8 output voltage: low-level v ol v in =0, 5v, v dd =5v 0 0.05 v v in =0, 10v, v dd =10v 0 0.05 v in =0, 15v, v dd =15v 0 0.05 output voltage: high-level v oh v in =0, 5v, v dd =5v 4.95 5 v v in =0, 10v, v dd =10v 9.95 10 v in =0, 15v, v dd =15v 14.95 15 input low voltage v il v out =0.5, 4.5v, v dd =5v 1.5 v v out =1, 9v, v dd =10v 3 v out =1.5, 13.5v, v dd =15v 4 input high voltage v ih v out =0.5, 4.5v, v dd =5v 3.5 v v out =1, 9v, v dd =10v 7 v out =1.5, 13.5v, v dd =15v 11 input leakage current i i ( leak ) v in =0, 18 v, v dd =18v 10 -5 0. 1 a
UCD4021B preliminary cmos ic unisonic technologies co., ltd 6 of 10 www.unisonic.com.tw qw-r502-889.b ? switching characteristics (t a =25c, input t r , t f =20ns, c l =50pf, r l = 200k ? ) parameter symbol test conditions min typ max unit propagation delay time t plh / t phl v dd =5v 160 320 ns v dd =10v 80 160 v dd =15v 60 120 transition time t thl / t tlh v dd =5v 100 200 ns v dd =10v 50 100 v dd =15v 40 80 maximum clock input frequency f cl v dd =5v 3 6 mhz v dd =10v 6 12 v dd =15v 8.5 17 minimum clock pulse width t w v dd =5v 90 180 ns v dd =10v 40 80 v dd =15v 25 50 clock rise and fall time t r / t f v dd =5v 15 s v dd =10v 15 v dd =15v 15 minimum setup time, serial inputs t s v dd =5v 60 120 ns v dd =10v 40 80 v dd =15v 30 60 minimum setup time, parallel inputs t s v dd =5v 25 50 ns v dd =10v 15 30 v dd =15v 10 20 minimum setup time, parallel/serial control t s v dd =5v 90 180 ns v dd =10v 40 80 v dd =15v 30 60 minimum hold ti me, serial in, parallel in, parallel/serial control t h v dd =5v 0 ns v dd =10v 0 v dd =15v 0 minimum p/s pulse width t wh v dd =5v 80 160 ns v dd =10v 40 80 v dd =15v 25 50 minimum p/s removal time t rem v dd =5v 140 280 ns v dd =10v 70 140 v dd =15v 50 100 a verage input capacitance c i a ny input 5 7.5 pf
UCD4021B preliminary cmos ic unisonic technologies co., ltd 7 of 10 www.unisonic.com.tw qw-r502-889.b ? test circuit and waveforms inputs v m v load c l r l v in t r , t f v cc 20 ns v cc /2 v cc 50 pf 200 k ? v cc 0v input 10% 90% t r 10% 90% t f test s1 t plh /t phl gnd
UCD4021B preliminary cmos ic unisonic technologies co., ltd 8 of 10 www.unisonic.com.tw qw-r502-889.b ? test circuit and waveforms(cont.) v m v m v m v m v in 0v v oh v ol input output t plh t phl t plh t phl v oh v ol output v m v m 10% 90% t r 10% 90% t f 10% 90% t f 10% 90% t r notes: 1. c l includes probe and jig capacitance. 2. all input pulses are supplied by generator s having the following characteristics: prr 1mhz, z o = 50 ? . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ck ser.data c l 500uf 0.1uf v cc (? f ck ) c l c l i d dynamic power dissipation test circuit
UCD4021B preliminary cmos ic unisonic technologies co., ltd 9 of 10 www.unisonic.com.tw qw-r502-889.b ? test circuit and waveforms(cont.) quiescent device current test circuit input voltage test circuit
UCD4021B preliminary cmos ic unisonic technologies co., ltd 10 of 10 www.unisonic.com.tw qw-r502-889.b ? test circuit and waveforms(cont.) input current test circuit note measure inputs sequentially, to both v cc and gnd; connect all unused inputs to either v cc or gnd. utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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