74AC109SC

Flip Flops Overview

The onsemi 74AC109SCX is a dual JK-type flip-flop integrated circuit belonging to the 74AC logic family. It features two independent circuits, each with one bit of storage capability, housed in a 16-SOIC surface-mount package. The device operates within a supply voltage range of 2 V to 6 V and supports a working temperature range from -40°C to +85°C. Key electrical characteristics include a maximum propagation delay of 13 ns at 5 V with 50 pF load, output source/sink currents of 24 mA, and static current (Iq) of 17 mA. It includes set and reset functions for precise state control.

Flip Flops Feature Summary

• Dual JK-type flip-flops with set and reset functionality
• High-speed operation with low propagation delay
• Strong output drive capability for direct load driving
• Wide operating voltage range for flexible system integration

Flip Flops Applications

• Digital signal processing systems
• Memory buffer circuits
• Shift register implementations
• Timing and control logic modules

Flip Flops Procurement Notes

Verify the exact suffix against official documentation, as '74AC109SC' may refer to tube packaging while '74AC109SCX' denotes reel packaging. Confirm RoHS compliance status and material composition details via the manufacturer's sustainability portal. Ensure the selected variant matches the required tape-and-reel or tube format for automated assembly processes. Cross-reference the datasheet revision history for any updates to electrical parameters or pinout configurations before finalizing procurement specifications.

Flip Flops Selection Notes

Select this component when dual JK flip-flops with set/reset capabilities are required in high-speed digital designs. The 74AC series offers faster switching speeds compared to standard 74LS equivalents while maintaining lower power consumption than 74F series devices. Consider the 2V to 6V operating range for compatibility with various logic levels. The SOIC-16 package is suitable for surface-mount applications requiring compact footprint and reliable thermal performance in industrial environments.

Flip Flops Part Context

The 74AC109 is part of onsemi's comprehensive 74AC logic family, designed for advanced digital applications requiring high speed and low power. This specific dual JK flip-flop variant provides essential sequential logic functions for data storage and transfer operations. It complements other 74AC components such as decoders, multiplexers, and gates within the same product line, enabling scalable design architectures for complex digital systems.

Flip Flops Replacement Considerations

Direct substitutes include SN74AC109D and SN74AC109DR from Texas Instruments. Verify pin-to-pin compatibility and electrical parameter alignment before substitution. Alternative packages such as TSSOP-16 may require adapter solutions if space constraints differ. Ensure that any replacement maintains the same logic family characteristics for consistent timing performance across the circuit.