Manufacturer Part Number: 74HC595D Manufacturer / Brand: NXP
Part of Description: Shift Shift Register 1 Element 8 Bit 16-SO Lead Free Status / RoHS Status: table_img Lead free / RoHS Compliant
Ship From: HK/Shen Zhen Shipment Way: DHL/Fedex/TNT/UPS

Product parameters

Mounting StyleSMD/SMT
Logic FamilyHC
Logic TypeCMOS
Package / CaseTSSOP-20
Propagation Delay Time16 ns
Minimum Operating Temperature– 40 C
Maximum Operating Temperature+ 85 C
PackagingCut Tape
Factory Pack Quantity2500
SubcategoryLogic ICs
Width4 mm
Unit Weight0.006702oz

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    The 74HC595D is an 8-bit serial-in, parallel-out shift register with a storage register and tri-state outputs, manufactured by NXP Semiconductors. It is commonly used for expanding the number of digital outputs in microcontroller and other digital systems, making it an essential component for various electronic projects and applications.

    Key Features:

    • 8-bit Serial-in, Parallel-out Shift Register: Converts serial input data into parallel output data, allowing for easy expansion of output pins.
    • Storage Register: Includes an internal storage register to latch the data, enabling stable output states.
    • Tri-State Outputs: Features tri-state outputs that can be connected directly to a bus or used to drive LEDs, relays, etc.
    • High-Speed Operation: Operates at high speed with a maximum clock frequency of 100 MHz.
    • Wide Supply Voltage Range: Operates over a supply voltage range of 2V to 6V, making it compatible with both TTL and CMOS logic levels.
    • Low Power Consumption: Designed for low power operation, making it suitable for battery-operated devices.
    • Cascade Capability: Multiple 74HC595D devices can be cascaded to expand the number of output pins further.

    Typical Applications:

    • Microcontroller I/O Expansion: Used to increase the number of digital output pins available in microcontroller-based systems.
    • LED Display Control: Commonly used in driving LED matrices and segment displays.
    • Relay and Solenoid Control: Suitable for controlling multiple relays and solenoids in industrial and automation applications.
    • Data Acquisition Systems: Employed in systems where multiple digital outputs need to be controlled.
    • Consumer Electronics: Found in various consumer electronic devices requiring additional digital outputs.


    • Easy I/O Expansion: Simplifies the expansion of digital output pins in microcontroller and digital systems.
    • High-Speed Performance: Capable of high-speed data transfer, ensuring fast and efficient operation.
    • Versatility: Compatible with a wide range of voltage levels and can be used in various applications.
    • Compact Design: Available in compact SO-16 package, suitable for space-constrained designs.