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TTL Logic ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Logic Family	Logic Type
Translation - Voltage Levels ULS V-QFN4525-20 T&R 2.5K LSF0108ZBA20-13 Diodes Incorporated 1: HK$5.51 11,204In Stock	Mfr. Part No. LSF0108ZBA20-13 Mouser Part No 621-LSF0108ZBA20-13	Diodes Incorporated	Translation - Voltage Levels ULS V-QFN4525-20 T&R 2.5K Learn More about Diodes Incorporated diodesinc lsf0106 lsf0108 level shifters	Datasheet	11,204In Stock	Cut Tape HK$5.51 HK$3.84 HK$3.20 HK$2.99 Reel HK$2.99 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 2,500	SMD/SMT	V-QFN4525-20	LSF0108	Bidirectional Voltage Level Translator
Flip-Flops CMOS Logic IC Series 74VHCT574AFT(BE) Toshiba 1: HK$3.62 90,503In Stock	Mfr. Part No. 74VHCT574AFT(BE) Mouser Part No 757-74VHCT574AFTBE	Toshiba	Flip-Flops CMOS Logic IC Series	Datasheet	90,503In Stock	Cut Tape HK$3.62 HK$2.49 HK$2.22 HK$1.92 View Reel HK$1.46 HK$1.77 HK$1.69 HK$1.64 HK$1.46 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TSSOP-20	VHCT	CMOS
Flip-Flops Mil Enh Hi Spd CMOS Octal Pos-Edge-Trgrd CD74HCT574QM96EP Texas Instruments 1: HK$24.66 948In Stock	Mfr. Part No. CD74HCT574QM96EP Mouser Part No 595-CD74HCT574QM96EP	Texas Instruments	Flip-Flops Mil Enh Hi Spd CMOS Octal Pos-Edge-Trgrd	Datasheet	948In Stock	Cut Tape HK$24.66 HK$23.43 HK$22.85 HK$21.95 Reel HK$19.32 View HK$20.88 HK$20.71 HK$19.48 HK$19.23 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	HCT	D-Type Flip-Flop
Flip-Flops Octal D-Ty Edge-Trig F-F W/3-State Otpt SN74ALS574BNSR Texas Instruments 1: HK$16.52 1,592In Stock	Mfr. Part No. SN74ALS574BNSR Mouser Part No 595-SN74ALS574BNSR	Texas Instruments	Flip-Flops Octal D-Ty Edge-Trig F-F W/3-State Otpt	Datasheet	1,592In Stock	Cut Tape HK$16.52 HK$12.17 HK$11.10 HK$9.95 Reel HK$8.30 View HK$9.37 HK$9.29 HK$9.21 HK$8.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	ALS	D-Type Edge Triggered Flip-Flop
Flip-Flops Octal Edge Trigred D Type FlipFlop ALT 5 ALT 595-SN74HCT574DWR SN74HCT574DWRG4 Texas Instruments 1: HK$7.73 3,511In Stock	Mfr. Part No. SN74HCT574DWRG4 Mouser Part No 595-SN74HCT574DWRG4	Texas Instruments	Flip-Flops Octal Edge Trigred D Type FlipFlop ALT 5 ALT 595-SN74HCT574DWR Learn More about Texas Instruments ti sn74hct574 octal d type flip flops	Datasheet	3,511In Stock	Cut Tape HK$7.73 HK$5.52 HK$4.97 HK$4.37 View Reel HK$3.21 HK$4.09 HK$3.91 HK$3.79 HK$3.21 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	HCT	D-Type Flip-Flop
Flip-Flops Octal D-Ty Flip-Flop W/Clock Enable SN74LS377NSR Texas Instruments 1: HK$13.97 1,812In Stock	Mfr. Part No. SN74LS377NSR Mouser Part No 595-SN74LS377NSR	Texas Instruments	Flip-Flops Octal D-Ty Flip-Flop W/Clock Enable	Datasheet	1,812In Stock	Cut Tape HK$13.97 HK$13.23 HK$12.91 HK$12.00 Reel HK$10.28 View HK$11.34 HK$10.93 HK$10.60 HK$10.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	LS	D-Type Flip-Flop
Inverters HEX INVERTERS A 595- SN74S04D A 595-SN74 A 595-SN74S04D SN74S04DR Texas Instruments 1: HK$15.37 2,324In Stock	Mfr. Part No. SN74S04DR Mouser Part No 595-SN74S04DR	Texas Instruments	Inverters HEX INVERTERS A 595- SN74S04D A 595-SN74 A 595-SN74S04D	Datasheet	2,324In Stock	Cut Tape HK$15.37 HK$11.26 HK$10.19 HK$9.12 View Reel HK$7.11 HK$8.55 HK$8.21 HK$8.16 HK$7.11 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-14	S	Bipolar
Inverters Mil Enhance Hex Inve rters SN74ACT04IDREP Texas Instruments 1: HK$25.73 2,459In Stock	Mfr. Part No. SN74ACT04IDREP Mouser Part No 595-SN74ACT04IDREP	Texas Instruments	Inverters Mil Enhance Hex Inve rters	Datasheet	2,459In Stock	Cut Tape HK$25.73 HK$19.32 HK$17.67 HK$15.95 Reel HK$13.32 View HK$15.04 HK$14.55 HK$14.14 HK$13.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-14	ACT	CMOS
Flip-Flops Octal D-Ty Edge Trig F-F W/3-State Otpt SN74LS374NSR Texas Instruments 1: HK$10.69 7,531In Stock	Mfr. Part No. SN74LS374NSR Mouser Part No 595-SN74LS374NSR	Texas Instruments	Flip-Flops Octal D-Ty Edge Trig F-F W/3-State Otpt	Datasheet	7,531In Stock	Cut Tape HK$10.69 HK$7.78 HK$7.04 HK$6.23 Reel HK$4.98 View HK$5.85 HK$5.70 HK$5.56 HK$4.81 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	LS	D-Type Transparent Latch
Flip-Flops Tri-State Octal A 59 5-SN74ACT374PW A 59 A 595-SN74ACT374PW SN74ACT374PWR Texas Instruments 1: HK$8.55 3,678In Stock	Mfr. Part No. SN74ACT374PWR Mouser Part No 595-SN74ACT374PWR	Texas Instruments	Flip-Flops Tri-State Octal A 59 5-SN74ACT374PW A 59 A 595-SN74ACT374PW	Datasheet	3,678In Stock	Cut Tape HK$8.55 HK$6.17 HK$5.57 HK$4.92 Reel HK$4.18 View HK$4.60 HK$4.43 HK$4.02 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TSSOP-20	ACT	D-Type Edge Triggered Flip-Flop
Flip-Flops Tri-State Octal A 59 5-SN74ACT534DW A 59 A 595-SN74ACT534DW SN74ACT534DWR Texas Instruments 1: HK$13.15 6,995In Stock	Mfr. Part No. SN74ACT534DWR Mouser Part No 595-SN74ACT534DWR	Texas Instruments	Flip-Flops Tri-State Octal A 59 5-SN74ACT534DW A 59 A 595-SN74ACT534DW	Datasheet	6,995In Stock	Cut Tape HK$13.15 HK$9.62 HK$8.80 HK$7.77 Reel HK$6.07 View HK$7.31 HK$7.03 HK$6.80 HK$6.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	ACT	D-Type Flip-Flop
Flip-Flops Octal Edge-Trig D-Ty F-F W/3-State Otpt SN74ACT534NSR Texas Instruments 1: HK$14.88 1,986In Stock	Mfr. Part No. SN74ACT534NSR Mouser Part No 595-SN74ACT534NSR	Texas Instruments	Flip-Flops Octal Edge-Trig D-Ty F-F W/3-State Otpt	Datasheet	1,986In Stock	Cut Tape HK$14.88 HK$11.01 HK$10.03 HK$8.88 Reel HK$7.43 View HK$8.38 HK$8.04 HK$7.78 HK$7.30 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	ACT	D-Type Flip-Flop
Flip-Flops Octal D-Ty Edge-Trig F-F W/3-State Otpt SN74ACT564NSR Texas Instruments 1: HK$9.70 3,209In Stock	Mfr. Part No. SN74ACT564NSR Mouser Part No 595-SN74ACT564NSR	Texas Instruments	Flip-Flops Octal D-Ty Edge-Trig F-F W/3-State Otpt	Datasheet	3,209In Stock	Cut Tape HK$9.70 HK$7.00 HK$6.34 HK$5.60 View Reel HK$4.48 HK$5.25 HK$5.04 HK$4.87 HK$4.48 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	ACT	D-Type Edge Triggered Flip-Flop
Inverters HEX INVERTERS SN74ALS04BNSR Texas Instruments 1: HK$10.93 2,184In Stock	Mfr. Part No. SN74ALS04BNSR Mouser Part No 595-SN74ALS04BNSR	Texas Instruments	Inverters HEX INVERTERS	Datasheet	2,184In Stock	Cut Tape HK$10.93 HK$7.95 HK$7.20 HK$6.38 View Reel HK$5.07 HK$6.10 HK$5.90 HK$5.70 HK$5.07 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-14	ALS	Bipolar
Flip-Flops Octal Pos-Edge-Trig D-Typ F-F W/Clear A A 595-SN74ALS273DW SN74ALS273DWR Texas Instruments 1: HK$16.19 1,999In Stock	Mfr. Part No. SN74ALS273DWR Mouser Part No 595-SN74ALS273DWR	Texas Instruments	Flip-Flops Octal Pos-Edge-Trig D-Typ F-F W/Clear A A 595-SN74ALS273DW	Datasheet	1,999In Stock	Cut Tape HK$16.19 HK$11.92 HK$10.93 HK$9.70 Reel HK$8.13 View HK$9.21 HK$9.12 HK$8.71 HK$7.98 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	ALS	D-Type Flip-Flop
Flip-Flops Dual Pos-Edge-Trig D -Type Flip-Flop SN74ALS74ANSR Texas Instruments 1: HK$12.25 2,462In Stock	Mfr. Part No. SN74ALS74ANSR Mouser Part No 595-SN74ALS74ANSR	Texas Instruments	Flip-Flops Dual Pos-Edge-Trig D -Type Flip-Flop	Datasheet	2,462In Stock	Cut Tape HK$12.25 HK$8.96 HK$8.10 HK$7.20 View Reel HK$5.74 HK$6.77 HK$6.50 HK$6.29 HK$5.74 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SO-14	ALS	D-Type Flip-Flop
Flip-Flops Tri-State Octal A 59 5-CD74HCT574M A 595 A 595-CD74HCT574M CD74HCT574M96 Texas Instruments 1: HK$7.64 3,494In Stock 2,000Expected 12/10/2026	Mfr. Part No. CD74HCT574M96 Mouser Part No 595-CD74HCT574M96	Texas Instruments	Flip-Flops Tri-State Octal A 59 5-CD74HCT574M A 595 A 595-CD74HCT574M	Datasheet	3,494In Stock 2,000Expected 12/10/2026	Cut Tape HK$7.64 HK$5.52 HK$4.97 HK$4.38 Reel HK$3.66 View HK$4.09 HK$3.92 HK$3.91 HK$3.54 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	HCT	D-Type Flip-Flop
Flip-Flops Dual Pos-Edge-Trig D -Type Flip-Flop SN74AS74ANSR Texas Instruments 1: HK$13.32 1,727In Stock	Mfr. Part No. SN74AS74ANSR Mouser Part No 595-SN74AS74ANSR	Texas Instruments	Flip-Flops Dual Pos-Edge-Trig D -Type Flip-Flop	Datasheet	1,727In Stock	Cut Tape HK$13.32 HK$12.66 HK$12.33 HK$11.67 Reel HK$10.03 View HK$11.01 HK$10.69 HK$10.28 HK$9.86 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-14	AS	D-Type Edge Triggered Flip-Flop
Flip-Flops Dual J-K Flip-Flops with Clear A 595-SN7 A 595-SN74LS73AD SN74LS73ADR Texas Instruments 1: HK$22.44 3,928In Stock	Mfr. Part No. SN74LS73ADR Mouser Part No 595-SN74LS73ADR	Texas Instruments	Flip-Flops Dual J-K Flip-Flops with Clear A 595-SN7 A 595-SN74LS73AD	Datasheet	3,928In Stock	Cut Tape HK$22.44 HK$16.77 HK$15.29 HK$13.73 View Reel HK$11.26 HK$13.15 HK$12.49 HK$11.26 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-14	LS	J-K Type Flip-Flop
Flip-Flops Tri-State 16bit SN74ABT16374ADGGR Texas Instruments 1: HK$13.89 2,207In Stock	Mfr. Part No. SN74ABT16374ADGGR Mouser Part No 595-SNABT16374ADGGR	Texas Instruments	Flip-Flops Tri-State 16bit	Datasheet	2,207In Stock	Cut Tape HK$13.89 HK$10.19 HK$9.29 HK$8.22 View Reel HK$6.60 HK$7.74 HK$7.63 HK$7.62 HK$6.60 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TSSOP-48	ABT	D-Type Edge Triggered Flip-Flop
Flip-Flops Hex D-Type w/Clock E nable A 595-SN74LS3 A 595-SN74LS378D SN74LS378DR Texas Instruments 1: HK$21.54 2,178In Stock	Mfr. Part No. SN74LS378DR Mouser Part No 595-SN74LS378DR	Texas Instruments	Flip-Flops Hex D-Type w/Clock E nable A 595-SN74LS3 A 595-SN74LS378D	Datasheet	2,178In Stock	Cut Tape HK$21.54 HK$15.95 HK$14.55 HK$13.07 Reel HK$11.26 View HK$12.33 HK$11.92 HK$11.43 HK$11.10 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-Narrow-16	LS	D-Type Flip-Flop
Flip-Flops Tri-State ABT Octal A 595-SN74LVTH574DW A 595-SN74LVTH574DW SN74LVTH574DWR Texas Instruments 1: HK$8.06 4,161In Stock	Mfr. Part No. SN74LVTH574DWR Mouser Part No 595-SN74LVTH574DWR	Texas Instruments	Flip-Flops Tri-State ABT Octal A 595-SN74LVTH574DW A 595-SN74LVTH574DW	Datasheet	4,161In Stock	Cut Tape HK$8.06 HK$5.79 HK$5.23 HK$4.60 Reel HK$3.63 View HK$4.31 HK$4.13 HK$3.49 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	SOIC-20	LVTH	D-Type Flip-Flop
Flip-Flops Tri-State ABT 16-Bit SN74LVTH16374DGGR Texas Instruments 1: HK$12.82 2,600In Stock	Mfr. Part No. SN74LVTH16374DGGR Mouser Part No 595-SNLVTH16374DGGR	Texas Instruments	Flip-Flops Tri-State ABT 16-Bit	Datasheet	2,600In Stock	Cut Tape HK$12.82 HK$9.37 HK$8.55 HK$7.56 Reel HK$6.42 View HK$7.11 HK$6.99 HK$6.98 HK$6.27 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TSSOP-48	LVTH	D-Type Flip-Flop
Flip-Flops Quadruple D-Type Fli p-Flop W/Clear ALT ALT 595-SN74LS175N SN74LS175NE4 Texas Instruments 1: HK$12.25 2,702In Stock	Mfr. Part No. SN74LS175NE4 Mouser Part No 595-SN74LS175NE4	Texas Instruments	Flip-Flops Quadruple D-Type Fli p-Flop W/Clear ALT ALT 595-SN74LS175N	Datasheet	2,702In Stock	HK$12.25 HK$8.96 HK$7.98 HK$7.05 View HK$6.61 HK$6.34 HK$4.87	Min.: 1 Mult.: 1	Through Hole	PDIP-16	LS	D-Type Flip-Flop
Flip-Flops Hi-Speed CMOS Octal D-Type Flip-Flop ALT ALT 595-CD74HCT273E CD74HCT273EE4 Texas Instruments 1: HK$10.19 416In Stock	Mfr. Part No. CD74HCT273EE4 Mouser Part No 595-CD74HCT273EE4	Texas Instruments	Flip-Flops Hi-Speed CMOS Octal D-Type Flip-Flop ALT ALT 595-CD74HCT273E	Datasheet	416In Stock	HK$10.19 HK$7.28 HK$6.55 HK$5.75 View HK$5.38 HK$5.15 HK$4.11 HK$3.99	Min.: 1 Mult.: 1	Through Hole	PDIP-20	HCT	D-Type Flip-Flop