74HC595 74595 SN74HC595N 8bit shift register DIP16 Built with quality materials for safe and reliable use Compact DIP16 package that is small and light, making it easy to integrate into boards and breadboards Drive current per output: ±6 mA Key benefits Expands microcontroller I/O with minimal pins using serial input and clock to shift data in and parallel output to drive loads Enables control of multiple outputs (LEDs, indicators, small displays) without tying up many I/O pins Widely compatible with standard 74HC/74HCT logic families, suitable for both hobbyist projects and professional designs Applications and use scenarios Expanding MCU GPIO for LED indicators or simple indicators on a dashboard or gadget Driving LED matrices or small displays by cascading multiple shift registers in a serial data chain Prototyping digital logic on a breadboard where pin economy and modular design are beneficial