74AC191MTCX

Counter Dividers Overview

The Fairchild Semiconductor 74AC191MTCX is a synchronous, bidirectional 4-bit binary counter housed in a 16-TSSOP package. It operates on a positive edge-triggered mechanism and supports up/down counting directions with load/preset input capabilities. The device features a TCO output and is designed for high-speed applications within the AC series logic family.

Counter Dividers Feature Summary

• Synchronous bidirectional 4-bit binary counting
• Positive edge-triggered operation
• Load/Preset input functionality

Counter Dividers Applications

• Digital frequency division circuits
• Time-base generation systems
• Sequential control logic modules

Counter Dividers Procurement Notes

Verify the specific suffix 'MTCX' against official Fairchild documentation to confirm tape-and-reel packaging and RoHS compliance status. Ensure the component matches the exact pinout and electrical specifications of the standard 74AC191 variant before integration into existing designs.

Counter Dividers Selection Notes

Select this component when a synchronous, high-speed 4-bit counter with bidirectional capability is required in a surface-mount format. Consider the AC series performance characteristics and the 16-TSSOP footprint constraints during PCB layout planning.

Counter Dividers Part Context

This part belongs to the 74AC logic family, known for CMOS technology compatible with TTL inputs. It serves as a digital counting element within larger sequential logic systems, providing reliable state management for data processing tasks.

Counter Dividers Replacement Considerations

Check for equivalents such as the 74AC191MTC or other manufacturers' 74AC191 variants. Verify pin compatibility and electrical parameters before substitution.