Logic IC
502 Logic IC chips — pinouts, specs, and datasheets.
74LS540 · Texas Instruments
The 74LS540 is an octal buffer/inverter IC designed for digital signal processing, featuring eight independent buffers with inverting outputs.
74LS541 · Texas Instruments
The 74LS541 is an octal buffer IC designed for digital signal processing, featuring eight independent buffers with dedicated power and ground pins.
74LS590 · Texas Instruments
The SN74LS590 is an 8-bit binary counter with output registers, designed for digital signal processing and timing applications.
74LS593 · Texas Instruments
The SN74LS593 is an 8-bit binary counter with input registers, featuring parallel register inputs and direct load/clear functions. It operates at a frequency up to 20 MHz.
74LS594 · Texas Instruments
The 74LS594 is an 8-bit shift register with output latches.
74LS595 · Texas Instruments
The 74LS595 is an 8-bit shift register with serial input and parallel output.
74LS597 · Texas Instruments
The 74LS597 is an 8-bit shift register designed for serial-to-parallel data conversion.
74LS623 · Texas Instruments
The SN54LS620/621/622, SN74LS620/621/623 are octal bus transceivers designed for asynchronous two-way communication between data buses. They feature dual-enable inputs (GAB and GBA) to control the direction of data flow.
74LS640 · Texas Instruments
The 74LS640 is an octal bus transceiver designed for bidirectional data transfer in a 2-wire bus system, supporting I2C communication.
74LS645 · Texas Instruments
The 74LS645 is an octal bus transceiver designed for bidirectional data transfer in a multipoint system. It supports I2C communication and includes dedicated pins for clock (SCK) and data lines.
74LS670 · Texas Instruments
The SN74LS670 is a 16-pin, small outline package (SOP) register file IC used for data storage and manipulation in digital systems.
74LS688 · Texas Instruments
The SN54LS687/74LS686/74LS687 is an 8-bit magnitude/identity comparator with totem-pole outputs, designed for digital signal processing and comparison tasks.
74LS75 · Texas Instruments
The 74LS75 is a quad latch IC designed for digital signal processing and memory applications, featuring four independent latches with enable inputs.
74LS85 · Texas Instruments
The SN74LS85 is a quad 2-input positive comparator designed for digital logic applications, featuring four independent comparators with active-low outputs.
74LS90 · Texas Instruments
The SN74LS90 is a decade counter IC with 14 pins. It can be used in digital circuits for counting and timing applications.
74LS92 · Texas Instruments
The SN74LS90DR is a divide-by-12 counter IC designed for digital signal processing applications.
74LS93 · Texas Instruments
The SN74LS90DR is a 14-pin SOIC package, designed as a 4-bit binary counter with clock and output enable pins.
74LV00 Quad NAND
74LV00 · Texas Instruments
The SN54LV00A is a quad 2-input positive-NAND gate IC designed for 2-V to 5.5-V VCC operation, providing low drive and slow edge rates to minimize output ringing.
74LV02 Quad NOR
74LV02 · Texas Instruments
The SN54LV02A is a quad 2-input positive-NOR gate designed for 2V to 5.5V operation, providing logic outputs based on input states.
74LV04 · Texas Instruments
A hex inverter IC that performs Boolean function Y = A, operating from 2V to 5.5V VCC with six independent inverters.
74LV05 · Texas Instruments
The SN74LV05A is a hex inverter with open-drain outputs, designed for 2V to 5.5V VCC operation and can translate voltages up to 5.5V or down to any voltage between GND and 5.5V.
74LV08 Quad AND
74LV08 · Texas Instruments
The SN74LV08A is a quad 2-input positive-AND gate designed for 2V to 5.5V operation, used in various applications including servers and telecom infrastructure.
74LV10 · Texas Instruments
The SN74LV10 is a triple 3-input positive-NAND gate IC designed for 2V to 5.5V VCC operation, used in digital logic circuits.
74LV11 · Texas Instruments
The 74LV11 is a Texas Instruments IC that implements three 3-input AND gates in positive logic, operating from 2V to 5.5V supply voltage.