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74HC4053DB 74HC4053DB To 74HC541PW
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IC Catalog ON SALE74HC4053DB 74HC4053DB To 74HC541PW |
Partnumber |
74HC4053DB Triple 2-channel analog multiplexer/demultiplexer 74HC4053DB Triple 2-channel analog multiplexer/demultiplexer 74HC4053DB Triple 2-channel analog multiplexer/demultiplexer 74HC4053DR 74HC4053DR2 74HC4053D-T 74HC4053DС 74HC4053E 74HC4053E 74HC4053F3A=5962-8682001EA 74HC4053M 74HC4053M 74HC4053M96 74HC4053M96/SOP 74HC4053MTC 74HC4053MTCX 74HC4053MX 74HC4053N Triple 2-channel analog multiplexer/demultiplexer 74HC4053N Triple 2-channel analog multiplexer/demultiplexer 74HC4053N Triple 2-channel analog multiplexer/demultiplexer 74HC4053N Triple 2-channel analog multiplexer/demultiplexer 74HC4053N Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW Triple 2-channel analog multiplexer/demultiplexer 74HC4053PW(LF) 74HC4053PW.118 74HC4053PW.118 74HC4053PW/TSSOP 74HC4053PW118 74HC4053RM13TR 74HC4053RM13TR/SOP 74HC4053S 74HC4053SJ 74HC4053SJ 74HC4053TTR 74HC4053WM 74HC4053WMX 74HC4059 Programmable divide-by-n counter 74HC4059D Programmable divide-by-n counter 74HC4059D Programmable divide-by-n counter 74HC4059D Programmable divide-by-n counter 74HC4059DB Programmable divide-by-n counter 74HC4059E 74HC4059EN 74HC405DB 74HC4060 14-stage binary ripple counter with oscillator 74HC4060 14-stage binary ripple counter with oscillator 74HC4060 14-stage binary ripple counter with oscillator 74HC4060 14-stage binary ripple counter with oscillator 74HC4060 14-stage binary ripple counter with oscillator 74HC4060 14-stage binary ripple counter with oscillator 74HC4060A 74HC4060A 74HC4060AD 74HC4060ADR2G 74HC4060ADR2G/SOP 74HC4060AF 74HC4060AF 74HC4060AP 74HC4060AP 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060D/3.9MM 74HC4060DR 74HC4060DR/SOP 74HC4060E 74HC4060F3A 74HC4060FP 74HC4060M 74HC4060M 74HC4060M 74HC4060M1R 74HC4060M96 74HC4060M96/SOP 74HC4060MX 74HC4060N 14-stage binary ripple counter with oscillator 74HC4060PW 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060PW 74HC/HCT4060; 14-stage binary ripple counter with oscillator 74HC4060SJ 74HC4064G 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC4066 Quad bilateral switches 74HC40662 74HC406628 74HC406647 74HC40665 74HC406693B322 74HC406693C322 74HC4066A 74HC4066A 74HC4066A 74HC4066A 74HC4066A 74HC4066A 74HC4066A 74HC4066A 74HC4066AD 74HC4066ADR 74HC4066ADR2G 74HC4066ADTR2G 74HC4066AF 74HC4066AFS 74HC4066AFS 74HC4066AFT 74HC4066AFT 74HC4066AG 74HC4066AP 74HC4066AP 74HC4066BF 74HC4066BQ Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D Quad single-pole single-throw analog switch 74HC4066D(��Ǧ�� 74HC4066D��653 74HC4066D/3.9MM 74HC4066D/G 74HC4066D653 74HC4066DB 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066DB 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066DR2 74HC4066D-T 74HC4066E 74HC4066F3A 74HC4066M 74HC4066M 74HC4066M 74HC4066M 74HC4066M 74HC4066M 74HC4066M96 74HC4066MX 74HC4066N 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066N 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066N 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066N 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066P 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW 74HC4066; 74HCT4066; Quad bilateral switches 74HC4066PW(LF) 74HC4066PW/TSSOP 74HC4066PW118 74HC4066PWR 74HC4066PWR/TSSOP 74HC4066RM13TR 74HC4066S 74HC4066S 74HC4066SJ 74HC4066SJ 74HC4066T 74HC4066T 74HC4066WM 74HC4066WM 74HC4067 16-channel analog multiplexer/demultiplexer 74HC4067 16-channel analog multiplexer/demultiplexer 74HC4067 16-channel analog multiplexer/demultiplexer 74HC4067 16-channel analog multiplexer/demultiplexer 74HC4067BQ 16-channel analog multiplexer/demultiplexer 74HC4067D 16-channel analog multiplexer/demultiplexer 74HC4067D 16-channel analog multiplexer/demultiplexer 74HC4067D 16-channel analog multiplexer/demultiplexer 74HC4067D 16-channel analog multiplexer/demultiplexer 74HC4067D 16-channel analog multiplexer/demultiplexer 74HC4067D 16-channel analog multiplexer/demultiplexer 74HC4067D/SOP 74HC4067DB 16-channel analog multiplexer/demultiplexer 74HC4067DB 16-channel analog multiplexer/demultiplexer 74HC4067DB 16-channel analog multiplexer/demultiplexer 74HC4067DB 74HC4067N 16-channel analog multiplexer/demultiplexer 74HC4067N 16-channel analog multiplexer/demultiplexer 74HC4067PW 74HC/HCT4067; 16-channel analog multiplexer/demultiplexer 74HC4072 74HC4072 74HC4072A 74HC4072AF/SOP 74HC4072AP 74HC4072AP 74HC4072AP 74HC4075 Triple 3-Input OR Gate 74HC4075 Triple 3-Input OR Gate 74HC4075 Triple 3-Input OR Gate 74HC4075 Triple 3-Input OR Gate 74HC4075 Triple 3-Input OR Gate 74HC4075 Triple 3-Input OR Gate 74HC4075 Triple 3-Input OR Gate 74HC4075A 74HC4075A 74HC4075AP 74HC4075AP 74HC4075AP 74HC4075B 74HC4075B1 74HC4075D Triple 3-input OR gate 74HC4075D Triple 3-input OR gate 74HC4075D Triple 3-input OR gate 74HC4075D Triple 3-input OR gate 74HC4075D Triple 3-input OR gate 74HC4075D Triple 3-input OR gate 74HC4075D/SOP 74HC4075E 74HC4075E 74HC4075F3A=5962-8772201CA 74HC4075GS 74HC4075MEL 74HC4075N Triple 3-input OR gate 74HC4075N Triple 3-input OR gate 74HC4075N Triple 3-input OR gate 74HC4075NS 74HC4078 74HC4078 74HC4078 74HC4078 74HC4078 74HC4078 74HC4078A 74HC4078A 74HC4078A 74HC4078AF 74HC4078AN 74HC4078AP 74HC4078AP 74HC4078AP 74HC4078B1 74HC4078S 74HC4084 74HC4094 8-stage shift-and-store bus register 74HC4094 8-stage shift-and-store bus register 74HC4094 8-stage shift-and-store bus register 74HC4094 8-stage shift-and-store bus register 74HC4094 8-stage shift-and-store bus register 74HC4094 8-stage shift-and-store bus register 74HC4094A 74HC4094A 74HC4094A 74HC4094A 74HC4094AD 74HC4094AP 74HC4094AP 74HC4094B 74HC4094B1 74HC4094BF 74HC4094BP 74HC4094D 8-stage shift-and-store bus register 74HC4094D 8-stage shift-and-store bus register 74HC4094D 8-stage shift-and-store bus register 74HC4094D 8-stage shift-and-store bus register 74HC4094D 8-stage shift-and-store bus register 74HC4094D/3.9MM 74HC4094DB 8-stage shift-and-store bus register 74HC4094DB 8-stage shift-and-store bus register 74HC4094DB 8-stage shift-and-store bus register 74HC4094DB 8-stage shift-and-store bus register 74HC4094E 74HC4094E 74HC4094M 74HC4094M1R 74HC4094M1R 74HC4094M96 74HC4094M96/SOP 74HC4094N 74HC/HCT4094; 8-stage shift-and-store bus register 74HC4094N 74HC/HCT4094; 8-stage shift-and-store bus register 74HC4094P 74HC4094PW 74HC/HCT4094; 8-stage shift-and-store bus register 74HC4094PW 74HC/HCT4094; 8-stage shift-and-store bus register 74HC4094RM13TR 74HC4094RM13TR/SOP 74HC4095D 74HC409D 74HC42 BCD to decimal decoder (1-of-10) 74HC42 BCD to decimal decoder (1-of-10) 74HC42 BCD to decimal decoder (1-of-10) 74HC423 Dual retriggerable monostable multivibrator with reset 74HC423A 74HC423A 74HC423A 74HC423A. 74HC423AF 74HC423AP 74HC423AP 74HC423AP 74HC423D Dual retriggerable monostable multivibrator with reset 74HC423E 74HC423E 74HC423N Dual retriggerable monostable multivibrator with reset 74HC423P 74HC42AF 74HC42AP 74HC42AP 74HC42E 74HC42E 74HC42FP 74HC42N BCD to decimal decoder (1-of-10) 74HC42N BCD to decimal decoder (1-of-10) 74HC42N BCD to decimal decoder (1-of-10) 74HC42NSR 74HC42NSR/SOP 74HC4316 Quad bilateral switches 74HC4316 Quad bilateral switches 74HC4316 Quad bilateral switches 74HC4316 Quad bilateral switches 74HC4316 Quad bilateral switches 74HC4316 Quad bilateral switches 74HC4316 Quad bilateral switches 74HC43169A327 74HC4316B1 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D Quad bilateral switches 74HC4316D/T3 74HC4316DB Quad bilateral switches 74HC4316D-T 74HC4316E 74HC4316E 74HC4316M 74HC4316M 74HC4316N 74HC/HCT4316; Quad bilateral switches 74HC4316N 74HC/HCT4316; Quad bilateral switches 74HC4316N 74HC/HCT4316; Quad bilateral switches 74HC4316P 74HC4316PW Quad bilateral switches 74HC4316WM 74HC4316WMX 74HC4351 8-channel analog multiplexer/demultiplexer with latch 74HC4351D 74HC/HCT4351; 8-channel analog multiplexer/demultiplexer with latch 74HC4351EN 74HC4351N 8-channel analog multiplexer/demultiplexer with latch 74HC4351N 8-channel analog multiplexer/demultiplexer with latch 74HC4352 Dual 4-channel analog multiplexer/demultiplexer with latch 74HC4352E 74HC4353D Triple 2-channel analog multiplexer/demultiplexer with latch 74HC4353D Triple 2-channel analog multiplexer/demultiplexer with latch 74HC4353E 74HC4510D BCD up/down counter 74HC4510N BCD up/down counter 74HC4511 BCD to 7-segment latch/decoder/driver 74HC4511 BCD to 7-segment latch/decoder/driver 74HC4511A 74HC4511AP 74HC4511AP 74HC4511D BCD to 7-segment latch/decoder/driver 74HC4511D BCD to 7-segment latch/decoder/driver 74HC4511E 74HC4511P 74HC4514 4-to-16 line decoder/demultiplexer with input latches 74HC4514AP 74HC4514D 4-to-16 line decoder/demultiplexer with input latches 74HC4514D 4-to-16 line decoder/demultiplexer with input latches 74HC4514D 4-to-16 line decoder/demultiplexer with input latches 74HC4514EN 74HC4514N 74HC/HCT4514; 4-to-16 line decoder/demultiplexer with input latches 74HC4514PW 4-to-16 line decoder/demultiplexer with input latches 74HC4514PW 4-to-16 line decoder/demultiplexer with input latches 74HC4514PW/TSSOP 74HC4515 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4515AP 74HC4515D 74HC/HCT4515; 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4515D 74HC/HCT4515; 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4515E 74HC4515EN 74HC4515N 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4515N 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4515N 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4515N 4-to-16 line decoder/demultiplexer with input latches; inverting 74HC4516D Binary up/down counter 74HC4518 Dual synchronous BCD counter 74HC4518AP 74HC4518D Dual synchronous BCD counter 74HC4518D Dual synchronous BCD counter 74HC4518E 74HC4520 Dual 4-bit synchronous binary counter 74HC4520 Dual 4-bit synchronous binary counter 74HC4520A 74HC4520AF 74HC4520AP 74HC4520AP 74HC4520B1 74HC4520D 74HC/HCT4520; Dual 4-bit synchronous binary counter 74HC4520E 74HC4520F 74HC4520MIR 74HC4520N Dual 4-bit synchronous binary counter 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538 Dual Precision Monostable Multivibrator(Retriggerable, Resettable) 74HC4538#T 74HC453893A318 74HC4538A 74HC4538A 74HC4538A 74HC4538A 74HC4538A 74HC4538A 74HC4538A 74HC4538A 74HC4538AF 74HC4538AG 74HC4538AN 74HC4538AP 74HC4538AP 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D Dual retriggerable precision monostable multivibrator 74HC4538D/S206 74HC4538D/SOP 74HC4538DB 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538E 74HC4538E 74HC4538F3A 74HC4538FP 74HC4538G 74HC4538M 74HC4538M 74HC4538MX 74HC4538MX 74HC4538N 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538N 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538N 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538NSR 74HC4538PW 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538PW 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538PW 74HC/HCT4538; Dual retriggerable precision monostable multivibrator 74HC4538PW-118 74HC4538SJ 74HC4538SJ 74HC4538SJ 74HC453BA 74HC4543 BCD to 7-segment latch/decoder/driver for LCDs 74HC4543B1 74HC4543D 74HC4543E 74HC4583 74HC4583D 74HC4851 8-channel analog multiplexer/demultiplexer with injection-current effect control 74HC4851DR 74HC4851DR/3.9MM 74HC4851DR/SOP 74HC51 2-wide 2-input / 2-wide 3-input AND-OR-INVERT Gate 74HC51 2-wide 2-input / 2-wide 3-input AND-OR-INVERT Gate 74HC51 2-wide 2-input / 2-wide 3-input AND-OR-INVERT Gate 74HC51 2-wide 2-input / 2-wide 3-input AND-OR-INVERT Gate 74HC51A 74HC51DR2 74HC51FP 74HC51FPEL 74HC51GS 74HC521N 74HC533 Octal D-type transparent latch; 3-state; inverting 74HC533 Octal D-type transparent latch; 3-state; inverting 74HC533A OCTAL 3-STATE INVERTING TRANSPARENT LATCH HIGH-PERFORMANCE SILICON-GATE CMOS 74HC533AF 74HC533AP 74HC533D 74HC533FP 74HC533n 74HC534 inverting 74HC534 inverting 74HC534 inverting 74HC534A 74HC534AFL1 74HC534AP 74HC534D Octal D-type flip-flop; positive edge-trigger; 3-state; inverting 74HC534E 74HC534N Octal D-type flip-flop; positive edge-trigger; 3-state; inverting 74HC540 inverting 74HC540 inverting 74HC540 inverting 74HC540 inverting 74HC540 inverting 74HC540 inverting 74HC540 FSC 74HC540A 74HC540A 74HC540A 74HC540A 74HC540A 74HC540A/5.2 74HC540AF 74HC540AP 74HC540AP 74HC540AP 74HC540B1 74HC540D 74HC/HCT540; Octal buffer/line driver; 3-state; inverting 74HC540D 74HC/HCT540; Octal buffer/line driver; 3-state; inverting 74HC540D 74HC/HCT540; Octal buffer/line driver; 3-state; inverting 74HC540D 74HC/HCT540; Octal buffer/line driver; 3-state; inverting 74HC540D 74HC/HCT540; Octal buffer/line driver; 3-state; inverting 74HC540D/7.2M 74HC540D/SOP 74HC540DB Octal buffer/line driver; 3-state; inverting 74HC540E 74HC540E 74HC540FL1 74HC540FPEL 74HC540MTC 74HC540N 74HC/HCT540; Octal buffer/line driver; 3-state; inverting 74HC540SJ 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541 Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541.. Inverting Octal 3-STATE Buffer Octal 3-STATE Buffer 74HC541A 74HC541A 74HC541A 74HC541ADW 74HC541AF 74HC541AF 74HC541AFEL 74HC541AFEL/SOP 74HC541AN 74HC541AP 74HC541AP 74HC541AP 74HC541APW 74HC541D Octal buffer/line driver; 3-state 74HC541D Octal buffer/line driver; 3-state 74HC541D Octal buffer/line driver; 3-state 74HC541D Octal buffer/line driver; 3-state 74HC541D Octal buffer/line driver; 3-state 74HC541D Octal buffer/line driver; 3-state 74HC541D Octal buffer/line driver; 3-state 74HC541D/7.2MM 74HC541DB 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541DB 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541DWR 74HC541DWR/7.2MM 74HC541E 74HC541FP 74HC541M 74HC541N 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541N 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541N 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541N 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541N 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541N 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541NSR 74HC541P 74HC541PW 74HC/HCT541; Octal buffer/line driver; 3-state 74HC541PW 74HC/HCT541; Octal buffer/line driver; 3-state 74HC4053DT 74HC4053F3A59628682001EA 74HC4053M96SOP 74HC4053PW118 74HC4053PW118 74HC4053PWTSSOP 74HC4053RM13TRSOP 74HC4060ADR2GSOP 74HC4060D39MM 74HC4060DRSOP 74HC4060M96SOP 74HC4066D39MM 74HC4066DG 74HC4066DT 74HC4066PWTSSOP 74HC4066PWRTSSOP 74HC4067DSOP 74HC4072AFSOP 74HC4075DSOP 74HC4075F3A59628772201CA 74HC4094D39MM 74HC4094M96SOP 74HC4094RM13TRSOP 74HC423A 74HC42NSRSOP 74HC4316DT3 74HC4316DT 74HC4514PWTSSOP 74HC4538T 74HC4538DS206 74HC4538DSOP 74HC4538PW118 74HC4851DR39MM 74HC4851DRSOP 74HC540FSC 74HC540A52 74HC540D72M 74HC540DSOP 74HC541 74HC541AFELSOP 74HC541D72MM 74HC541DWR72MM |