TC74HC74AF(EL,F)

Flip Flops Overview

The TC74HC74AF(EL,F) is a dual positive-edge-triggered D flip-flop from Toshiba's HC/UH series CMOS logic family. It features complementary outputs and operates within a supply voltage range of 2.0 to 6.0 volts. The device supports a maximum clock frequency of 25 MHz at nominal supply conditions with a 50 pF load. It includes dedicated preset and clear inputs for direct control of the output states. The component is designed for surface-mount installation in a 14-pin plastic SOIC package, ensuring compatibility with standard automated assembly processes.

Flip Flops Feature Summary

• Dual positive-edge-triggered D flip-flop architecture with complementary outputs
• Direct asynchronous preset and clear input functionality
• Compliant with JEDEC standards for low-voltage CMOS operation

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Shift register implementations
• Digital state storage elements in microprocessor systems

Flip Flops Procurement Notes

Verify the specific suffix EL,F against the manufacturer's current datasheet to confirm package dimensions and tape-and-reel specifications. Ensure that the ordering documentation explicitly references the TC74HC74AF(EL,F) part number to distinguish it from other variants within the 74HC74 family. Cross-reference the RoHS compliance status directly with the official Toshiba Semiconductor and Storage product announcements prior to finalizing procurement orders.

Flip Flops Selection Notes

Select this component when a dual D-type flip-flop with complementary outputs is required for high-speed digital logic applications. The HC series offers improved switching speeds compared to older LS technologies while maintaining low static power consumption. Verify that the system operating voltage falls within the 2.0V to 6.0V range and that the 14-pin SOP package fits the available PCB footprint constraints.

Flip Flops Part Context

This component belongs to the widely adopted 74HC74 logic family, which serves as a fundamental building block for sequential logic design. Toshiba Semiconductor and Storage manufactures this variant to meet industrial standards for reliability and performance. The HC designation indicates High-speed CMOS technology, providing a balance between speed and power efficiency suitable for general-purpose digital electronics.

Flip Flops Replacement Considerations

Cross-check pinout compatibility with equivalent parts from other manufacturers such as NXP or ON Semiconductor before substitution. Verify that alternative components support the same 2.0V to 6.0V supply voltage range and offer comparable propagation delay characteristics under similar load conditions.