Integrated Circuits

The CD4543 is a CMOS BCD-to-7 Segment Latch/Decoder/Driver IC designed to convert a 4-bit Binary Coded Decimal (BCD) input into the corresponding seven-segment display outputs. Originally developed for LCD applications, the IC can also drive LED, incandescent, gas-discharge, and fluorescent displays, making it a versatile display driver for digital electronics....

The 74HC595N is a high-speed 8-bit Serial-in, Parallel-out (SIPO) Shift Register IC based on High-Speed CMOS technology. It is designed to expand the digital output capability of microcontrollers by converting serial data into eight parallel outputs while requiring only three control pins. This makes it an excellent solution for applications...

The AN7112 is a compact 0.5W mono audio power amplifier IC designed for low-power audio amplification in portable electronic devices. Developed using monolithic bipolar technology, it delivers clear and reliable audio output while requiring only a few external components, making circuit design simple and cost-effective. The IC operates from a...

The 74HC194 is a high-speed 4-bit Universal Bi-Directional Shift Register IC based on High-Speed CMOS (HC) technology. It is capable of performing multiple data manipulation functions, including shift left, shift right, parallel load, and data hold, making it one of the most versatile shift registers available for digital electronics applications....

The TL431A / KA431A is a precision programmable shunt voltage regulator that functions as an adjustable Zener diode with excellent accuracy and temperature stability. It features an internal 2.495V precision voltage reference and allows the regulated output voltage to be adjusted from 2.5V to 36V using only two external resistors....

The TDA2822M is a low-voltage dual-channel Class-AB audio power amplifier IC designed for portable and battery-powered audio applications. It integrates two independent audio amplifier channels in a compact 8-pin Mini DIP (DIP-8) package and can operate in either stereo mode or bridge (BTL) mode for higher output power. Designed for...

The TDA2003A / UTC2003 is a high-performance Class-AB audio power amplifier IC designed for low-frequency audio amplification in consumer electronics and automotive applications. Capable of delivering up to 10W of continuous output power with a single supply and up to 20W in bridge configuration, it provides high-quality sound with low...

The BT66/UM66 Musical IC is a compact CMOS melody generator integrated circuit designed to generate pre-programmed musical tunes for electronic devices. It contains an internal ROM that stores a fixed melody consisting of 64 musical notes, eliminating the need for external programming or memory. When powered, the IC automatically begins...

The 74LS194 is a high-speed 4-bit bi-directional universal shift register IC designed for serial and parallel data transfer applications. It can shift data left, right, load parallel data, or hold the current data, making it one of the most versatile shift register ICs in the 74LS logic family. The IC...

The 74HC595 is a high-speed 8-bit Serial-in, Parallel-out (SIPO) Shift Register IC designed to expand the number of digital output pins available on a microcontroller. It converts serial data received on a single data line into eight parallel outputs, allowing multiple LEDs, displays, relays, or other digital devices to be...

The 74HC164 is a high-speed CMOS 8-bit Serial-In Parallel-Out (SIPO) Shift Register IC designed for expanding digital output capabilities in microcontroller and digital logic applications. It accepts serial data at its input and converts it into eight parallel outputs, allowing multiple outputs to be controlled using only a few microcontroller...

The 4N35 is a widely used optocoupler (opto-isolator) that provides electrical isolation between input and output circuits through an infrared LED and a phototransistor. It enables safe signal transmission while preventing direct electrical connection, protecting sensitive electronics from high voltages, electrical noise, and ground loops. The device consists of a...