The 74HC595BQ is an 8-bit serial-in, parallel-out shift register with a 3-state output latch, part of the 74HC (High-Speed CMOS) logic family. It features a serial data input (DS), a clock input (SHCP), and a latch input (STCP), allowing efficient serial-to-parallel data conversion. The device is commonly used for LED driving, display control, I/O expansion, and microcontroller interfacing. Operating at 2V to 6V, it supports high-speed data transfer with low power consumption. The BQ suffix indicates it comes in a DHVQFN-16 (Very Thin Quad Flat No-Lead) package, making it suitable for compact, surface-mount PCB designs in embedded systems and industrial applications.
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