Texas Instruments

SN74AHC594D  

Shift Registers

SN74AHC594D Description

The SN74AHC594D from Texas Instruments is an 8-bit serial-in, parallel-out shift register designed for high-speed data transfer and storage applications. Housed in a 16-SOIC package, this surface-mount IC operates within a 2V to 5.5V supply range, making it compatible with a variety of logic levels. As part of the 74AHC series, it offers low power consumption and high noise immunity, ensuring reliable performance in mixed-voltage environments. With a single-element design and serial-to-parallel conversion capability, it is ideal for expanding I/O capabilities in microcontroller-based systems. The device is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1, indicating robust handling suitability.

SN74AHC594D Features

• 8-bit shift register with serial input and parallel output for efficient data handling.
• Wide voltage range (2V–5.5V), supporting TTL and CMOS logic interfaces.
• High-speed operation with propagation delays tailored for performance-critical applications.
• Low power consumption, typical of the 74AHC family, reducing overall system energy use.
• Serial-to-parallel conversion simplifies data expansion in embedded systems.
• Surface-mount 16-SOIC package for compact PCB designs.
• RoHS3 compliant and REACH unaffected, meeting environmental regulations.
• Last Time Buy status, indicating end-of-life availability for legacy designs.

SN74AHC594D Applications

• LED matrix control: Drives multiple LEDs efficiently using serial data input.
• Data storage and transfer: Acts as a buffer in microcontroller systems for I/O expansion.
• Industrial automation: Interfaces with sensors and actuators in control systems.
• Consumer electronics: Used in displays, remote controls, and peripheral devices.
• Automotive systems: Supports low-voltage logic in infotainment and dashboard displays.

Conclusion of SN74AHC594D

The SN74AHC594D is a versatile 8-bit shift register offering high performance, low power consumption, and broad compatibility with 2V–5.5V systems. Its serial-to-parallel conversion capability makes it indispensable for I/O expansion, LED driving, and data buffering. While marked as Last Time Buy, it remains a reliable choice for legacy designs requiring robust, high-speed logic in a compact form factor. Engineers can leverage its noise immunity and efficiency in industrial, automotive, and consumer applications.

SN74AHC594D Documents

Download datasheets and manufacturer documentation for SN74AHC594D

Datasheets :

SN54/74AHC594      

PCN Obsolescence/ EOL :

Mult Dev EOL 30/Aug/2023      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018