SN54LS194AJ

Shift Registers Overview

The SN54LS194AJ is a 4-bit universal bidirectional shift register manufactured by Texas Instruments. It operates within the LS TTL logic family and features serial/parallel to parallel counting sequences. The device is housed in a CDIP-16 package with bipolar logic type. It supports an operating supply voltage range of 4.75 V to 5.25 V, with a typical propagation delay of 26 ns. The component functions as a single circuit with two input lines and one output line, designed for through-hole installation.

Shift Registers Feature Summary

• Provides bidirectional shifting capabilities for data processing applications
• Supports both serial and parallel loading modes for flexible data entry
• Features asynchronous clear functionality for immediate reset operations

Shift Registers Applications

• Industrial control systems requiring reliable data shifting
• Military-grade electronic equipment demanding extended temperature ranges
• Test and measurement instrumentation utilizing TTL logic interfaces

Shift Registers Procurement Notes

Verify the specific suffix 'AJ' against official manufacturer documentation to confirm ceramic packaging and military temperature ratings. Ensure compatibility with existing system voltage levels and interface requirements before procurement. Cross-reference part numbers with current availability lists as legacy components may have limited stock or alternative sourcing options.

Shift Registers Selection Notes

Select this component when military-grade environmental tolerance and ceramic packaging are required. The LS series offers standard TTL compatibility while maintaining low power consumption. Consider the CDIP package for high-reliability through-hole mounting applications where robustness against mechanical stress is critical.

Shift Registers Part Context

This part belongs to the SN54LS194A family of universal shift registers. It shares functional characteristics with other LS series devices but differs in packaging and operational temperature specifications. The SN54 variant typically denotes military-grade performance compared to commercial SN74 equivalents.

Shift Registers FAQ

What is the operating temperature range for the SN54LS194AJ?

The SN54LS194AJ supports an extended operating temperature range from -55°C to +125°C.

Does the SN54LS194AJ support parallel load operations?

Yes, the device supports parallel loading of data into all four bits simultaneously via dedicated parallel input lines.