CD74HC109MG4

Overview

The CD74HC109MG4 is a dual positive-edge-triggered J-K flip-flop from Texas Instruments' 74HC series. It operates within a supply voltage range of 2 V to 6 V and features a 16-SOIC surface-mount package. The device includes set and reset functions, with a maximum propagation delay of 30 ns at 6 V. It supports a clock frequency up to 60 MHz and maintains an operating temperature range from -55°C to +125°C.

Feature Summary

• Dual configuration containing two independent positive-edge-triggered J-K flip-flops
• Integrated asynchronous set and reset control capabilities
• CMOS output structure providing complementary signal availability

Applications

• Parallel data storage and transfer systems
• Frequency division and counting circuits
• Shift register construction for serial-to-parallel conversion

Procurement Notes

Verify the specific suffix MG4 against official Texas Instruments documentation to confirm RoHS compliance and manufacturing details. Ensure the ordering part number matches the exact package variant required for your PCB layout. Cross-reference the datasheet revision history to validate electrical characteristics before finalizing component selection.

Selection Notes

Select this component when dual J-K functionality with positive-edge triggering is required in a compact surface-mount form factor. The wide supply voltage range accommodates various logic levels. Consider the 30 ns propagation delay and 60 MHz clock limit for timing-sensitive designs requiring high-speed synchronous operations.

Part Context

This device belongs to the standard 74HC family of CMOS logic integrated circuits. It provides industry-standard pinouts and electrical specifications compatible with other 74HC series components. The dual flip-flop architecture allows for efficient space utilization in digital logic applications requiring multiple state storage elements.

Replacement Considerations

CD74HC109M96