74AC109SJX

Flip Flops Overview

The onsemi 74AC109SJX is a JK flip-flop integrated circuit belonging to the AC logic family. It contains two independent 1-bit flip-flops housed in a 16-pin SOP package. The device operates within a supply voltage range of 2V to 6V and supports a maximum clock frequency of 150MHz. Key electrical characteristics include a propagation delay of 13ns at CL=50pF, with output drive capabilities of 24mA for both sourcing and sinking currents. It functions reliably across an operating temperature range of -40°C to +85°C.

Flip Flops Feature Summary

• Dual JK flip-flop configuration for sequential logic applications
• Schmitt-trigger inputs for noise immunity and signal conditioning
• High-speed operation with 150MHz clock frequency capability
• Strong output drive current of 24mA for direct load driving

Flip Flops Applications

• Digital data storage and register circuits
• Frequency division and counting circuits
• Shift registers and sequence control systems
• Timing and synchronization modules in digital systems

Flip Flops Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm pinout compatibility and electrical specifications. Ensure the component meets RoHS compliance requirements for your region. Cross-reference the date code and lot number with quality documentation upon receipt. Confirm that the supplier provides valid traceability records for industrial or automotive grade variants if required by your application standards.

Flip Flops Selection Notes

Select this component when dual independent JK flip-flops are required in a compact surface-mount package. The AC logic family offers a balance between speed and power consumption suitable for general-purpose digital designs. Consider the 2V to 6V operating range for flexibility in system voltage architectures. Verify that the 16-pin SOP footprint aligns with your PCB layout constraints and thermal management requirements.

Flip Flops Part Context

The 74AC109SJX is part of onsemi's comprehensive 74AC series of high-speed CMOS logic devices. This series is designed to replace older 74HC and 74HCT counterparts while offering improved switching speeds and lower power dissipation. The AC family is widely used in consumer electronics, telecommunications, and industrial control systems where reliable sequential logic processing is essential for system functionality.

Flip Flops Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official cross-reference guide for verified alternatives.