74AC16640DLR

Buffers, Drivers, Receivers, Transceivers Overview

The 74AC16640DLR is a 16-bit universal shift register manufactured by Texas Instruments. It features parallel load capability and serial input/output options, supporting both left and right shifting operations. The device operates with an AC logic family specification, providing high-speed performance suitable for complex digital systems. It utilizes a 48-pin TSSOP package, designed for surface-mount applications requiring compact board space. Key electrical characteristics include wide operating voltage ranges and low power consumption typical of advanced CMOS technology.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Supports simultaneous parallel data loading and serial shifting operations
• Capable of bidirectional shifting (left or right) via control inputs
• High-speed AC logic performance with low power dissipation
• Compact 48-pin Thin-Shrink Small-Outline Package (TSSOP)

Buffers, Drivers, Receivers, Transceivers Applications

• Data storage in high-speed digital communication interfaces
• Parallel-to-serial and serial-to-parallel conversion modules
• Shift register chains for display drivers or LED matrices
• General-purpose data buffering in microcontroller systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the exact suffix 'DLR' corresponds to the 48-pin TSSOP package and tape-and-reel packaging configuration. Confirm that the manufacturer designation aligns with Texas Instruments specifications for the 74AC16640 series. Ensure compatibility with your system's voltage levels and signal integrity requirements before finalizing procurement decisions.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed shifting capabilities are required alongside parallel load functionality. Consider the 48-pin TSSOP footprint if space constraints exist on the PCB. Evaluate the AC logic family benefits regarding speed versus power consumption compared to other families like HC or HCT for optimal system design.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Texas Instruments 74AC16640 series of 16-bit shift registers. It is part of the broader standard logic product line designed for general-purpose digital applications. The AC family offers improved speed over older LS technologies while maintaining compatible pinouts for many legacy designs.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct cross-reference parts from other manufacturers such as ON Semiconductor or NXP offering identical 16-bit shift register functionality. Verify pinout compatibility and electrical specifications match exactly to ensure seamless integration without circuit redesign.