SN74F112D

Flip Flops Overview

The SN74F112D is a dual negative-edge-triggered J-K flip-flop from the Texas Instruments 74F series. It features independent preset and clear inputs for direct state control. The device operates on a single 5V supply with a voltage range of 4.5V to 5.5V. It utilizes standard TTL input logic and provides complementary outputs. Packaged in a 16-pin SOIC-Narrow surface-mount format, it supports clock frequencies up to 130 MHz with a propagation delay of 6.5 ns.

Flip Flops Feature Summary

• Dual negative-edge-triggered J-K flip-flops with independent preset and clear functions
• High-speed switching capability supporting clock frequencies up to 130 MHz
• Standard TTL-compatible input logic levels for direct interfacing
• Complementary Q and Q-bar outputs for versatile digital circuit integration

Flip Flops Applications

• High-speed shift register construction
• Binary counter circuits
• Frequency divider applications
• Parallel-to-serial data conversion modules

Flip Flops Procurement Notes

Verify the specific package variant matches the design requirements, as the 'D' suffix indicates an SOIC-Narrow package. Confirm that the 74F series logic family aligns with the system's power and speed constraints. Ensure compatibility with existing TTL input standards. Check for RoHS compliance status if environmental regulations apply to the manufacturing process. Validate pinout configurations against the official datasheet before PCB layout finalization.

Flip Flops Selection Notes

Select this component when high-speed operation is critical, as the 74F series offers superior performance compared to standard 74LS variants. It is suitable for designs requiring precise timing control via negative-edge triggering. Consider the surface-mount packaging for compact board layouts. Evaluate power consumption implications, as the F series typically draws more current than low-power alternatives. Ensure the 5V operating voltage matches the system power rails.

Flip Flops Part Context

This part belongs to the Texas Instruments 74F (Fast) logic family, known for high-speed performance. It is a dual J-K flip-flop providing two independent storage elements in one package. The device is designed for general-purpose digital applications requiring reliable state retention and fast switching speeds within standard TTL voltage ranges.

Flip Flops Replacement Considerations

SN74F112DR is a tape-and-reel version of the same functional device. SN74F112N serves as a through-hole alternative with identical electrical characteristics.