DM74LS112AN

Overview

The DM74LS112AN is a dual J-K flip-flop from the 74LS logic series, manufactured by onsemi. It features two independent negative edge-triggered flip-flops with complementary outputs and asynchronous set and clear inputs. The device operates within a supply voltage range of 4.75V to 5.25V and supports a maximum clock frequency of 45MHz. It is housed in a 16-pin Plastic Dual In-Line Package (PDIP) designed for through-hole mounting.

Feature Summary

• Dual independent J-K flip-flops with negative edge triggering
• Asynchronous set and clear inputs for immediate state control
• Complementary Q and Q-bar outputs per flip-flop

Applications

• Digital counters
• Shift registers
• Frequency dividers

Procurement Notes

Verify component authenticity against official datasheets. Confirm package integrity and pin alignment. Check manufacturing date codes for compliance with project requirements. Ensure storage conditions prevent moisture damage prior to soldering.

Selection Notes

Select this component for designs requiring dual JK functionality with asynchronous preset and clear capabilities. Verify compatibility with existing TTL logic levels and power supply constraints. Consider the PDIP package for prototyping or applications requiring through-hole assembly methods.

Part Context

This part belongs to the standard 74LS family of integrated circuits, widely used in digital logic applications. It serves as a fundamental building block for sequential logic circuits, providing reliable data storage and transfer capabilities in commercial temperature ranges.

Replacement Considerations

SN74LS112N

FAQ

What type of triggering does the DM74LS112AN use?

It uses negative edge triggering, transferring input data to the outputs on the falling edge of the clock pulse.

Does the DM74LS112AN have asynchronous controls?

Yes, it includes individual asynchronous set and clear inputs for each flip-flop, allowing immediate output state changes independent of the clock.