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April 23, 2023
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TTL - 74LS00 Series | Atmel ICs and Devices | <more coming soon ... >

Since many of our customers may be using some additional standard logic chips in their designs, we provide a convenient database for popular TTL integrated circuits on our website. (NEW) represents those which have been recently added. This is the fastest most convenient list of TTL chips that I've ever seen. Quickly read through all of the chips in our database, its an important step in the quest to learn digital electronics. Click VIEW from the right column to access information, or download a datasheet.

Try this out 4 BIT COUNTER SIMULATION in Excel. It'll be here until I find a better place for it. Bookmark it!

Name	Description	Information
74LS00	Quad (2-input NAND gates)	VIEW
74LS01	Quad (2-input NAND gates) with OPEN-COLLECTOR outputs	VIEW
74LS02	Quad (2-input NOR gates)	VIEW
74LS03 (NEW)	Quad (2-input NAND gates) with OPEN-COLLECTOR outputs	VIEW OR DOWNLOAD DATASHEET
74LS04	Hex (INVERTER)	VIEW
74LS05	Hex (INVERTER) with OPEN-COLLECTOR outputs	VIEW
74LS06	Hex (INVERTER) with OPEN-COLLECTOR HIGH-VOLTAGE outputs	VIEW
74LS07	Hex (BUFFER) non-inverting with OPEN-COLLECTOR HIGH-VOLTAGE outputs	VIEW
74LS08	Quad (2-input AND gates)	VIEW
74LS09	Quad (2-input AND gates) with OPEN-COLLECTOR outputs	VIEW
74LS10	Triple (3-input NAND gates)	VIEW
74LS11	Triple (3-input AND gates)	VIEW
74LS12 (NEW)	Triple (3-input NAND gates) with OPEN-COLLECTOR outputs	VIEW OR DOWNLOAD DATASHEET
74LS13 (NEW)	Dual (4-input NAND Schmitt Triggers)	VIEW OR DOWNLOAD DATASHEET
74LS14 (NEW)	Hex (INVERTERS with Schmitt Trigger Inputs)	VIEW OR DOWNLOAD DATASHEET
74LS16	Hex (INVERTER BUFFERS/DRIVERS), OPEN-COLLECTOR, high voltage outputs
74LS17	Hex (BUFFER) non-inverting with OPEN-COLLECTOR HIGH-VOLTAGE outputs
74LS20	Dual (4-input NAND gates)	VIEW OR DOWNLOAD DATASHEET
74LS21	Dual (4-input AND gates)	VIEW OR DOWNLOAD DATASHEET
74LS22	Dual (4-input NAND gates) with OPEN-COLLECTOR outputs
74LS26	Quad (2-input NAND gates) with HIGH-VOLTAGE interface
74LS27 (NEW)	Triple (3-input NOR gates)	VIEW OR DOWNLOAD DATASHEET
7447	BCD to 7-Segment Decoder-Driver (Low = on, 40mA, 30-Volt Outputs)(Common Anode)	VIEW
7448	BCD to 7-Segment Decoder-Driver (Low = off, Common Cathode)	VIEW

7470
7472

7473 (NEW)	Dual Master-Slave JK Flip Flop with Asynchronous Clear	VIEW OR DOWNLOAD DATASHEET
7474	Dual D-Type Positive Edge Triggered Flip Flop	VIEW

7480 (NEW)	Gated Full Adder IC	VIEW OR DOWNLOAD DATASHEET
7481
7486 (NEW)	Quad (2-input XOR gate)	VIEW OR DOWNLOAD DATASHEET
7489 (NEW)	64 Bit Random Access Memory (RAM)	VIEW OR DOWNLOAD DATASHEET
7490 (NEW)	Decade Counter / Binary Counter	VIEW OR DOWNLOAD DATASHEET
7491 (NEW)	8 Bit Serial In / Serial Out Shift Register	VIEW OR DOWNLOAD DATASHEET
7492 (NEW)	Divide by 12 Counter	VIEW OR DOWNLOAD DATASHEET
7493 (NEW)	4 Bit Asynchronous Counter (Ripple Counter) with Asynchronous Clear	VIEW OR DOWNLOAD DATASHEET
74151 (NEW)	8 Input Multiplexer	VIEW OR DOWNLOAD DATASHEET
74152 (NEW)	8 Input Multiplexer / Data Selector	VIEW OR DOWNLOAD DATASHEET
74153 (NEW)	Dual 4-Input Multiplexer	VIEW OR DOWNLOAD DATASHEET
74154 (NEW)	4 Line to 16 Line Decoder / Demultiplexer	VIEW OR DOWNLOAD DATASHEET

74160 / 74LS160	4 Bit Synchronous Decade Counter - with Direct Clear - Fully programmable	VIEW OR DOWNLOAD DATASHEET
74161 (NEW)	4 Bit Digital Synchronous Counter - with Asynchronous Clear	VIEW OR DOWNLOAD DATASHEET
74377 (NEW)	8 Bit (Octal) D Flip-Flop - With common clock and enable pins	VIEW OR DOWNLOAD DATASHEET
74490 (NEW)	Dual Decade Counter (BCD - Binary Coded Decimal)	VIEW OR DOWNLOAD DATASHEET
74HC574	Octal D-Type Flip Flop with 3 State Outputs and High Edge Clocked Input Pin	VIEW OR DOWNLOAD DATASHEET
74HC595	8 bit Serial In, Serial OR Parallel Out Shift Register - With 3-State Output Latches	VIEW OR DOWNLOAD DATASHEET

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