CD40194BNSR

Shift Registers Overview

The CD40194BNSR is a CMOS 4-bit bidirectional universal shift register manufactured by Texas Instruments. It operates within a supply voltage range of 3 V to 18 V and supports synchronous serial or parallel loading. The device features independent serial data inputs for left and right shifting, along with parallel data inputs. It includes asynchronous master reset functionality and tri-state outputs. The component is housed in a 16-SOIC surface-mount package and is rated for operation between -55°C and +125°C.

Shift Registers Feature Summary

• Supports bidirectional shifting operations alongside parallel load capabilities
• Features tri-state outputs for bus-oriented applications
• Includes asynchronous master reset for immediate clearing of stored data

Shift Registers Applications

• Data storage and transfer systems
• Parallel-to-serial and serial-to-parallel conversion circuits
• Digital signal processing interfaces

Shift Registers Procurement Notes

Verify the specific suffix against official documentation to confirm package type and temperature rating. Ensure compatibility with existing logic levels and power supply constraints. Confirm RoHS compliance status through current manufacturer declarations before finalizing procurement orders.

Shift Registers Selection Notes

Select this component when bidirectional shifting and parallel loading are required in a single IC. Consider the wide operating voltage range and industrial temperature specifications for harsh environments. Verify pinout compatibility if replacing legacy DIP packages with surface-mount designs.

Shift Registers Part Context

This part belongs to the CD4000B series of high-voltage CMOS logic devices. It provides versatile shifting functions suitable for general-purpose digital applications. The NSR suffix indicates a specific tape-and-reel packaging format optimized for automated surface-mount assembly processes.

Shift Registers FAQ

Does the CD40194BNSR support both left and right shifting?

Yes, it features independent serial data inputs that allow for bidirectional shifting operations.

What is the function of the master reset input?

The master reset input provides an asynchronous method to clear all flip-flops in the register immediately.