CD54AC109F3A

Overview

The CD54AC109F3A is a dual J-K flip-flop manufactured by Texas Instruments, belonging to the AC logic series. It features ceramic DIP-16 packaging with a lead pitch of 2.54 mm and an overall length of 19.56 mm. The device operates within a temperature range of -55°C to +125°C and supports a maximum frequency of 20 MHz at nominal supply voltage. It has a load capacitance of 50 pF and a maximum output current (Iol) of 0.075 A.

Feature Summary

• Dual J-K flip-flop architecture for data storage applications
• Synchronous operation with dedicated clock inputs
• Ceramic dual in-line package for high reliability

Applications

• Data synchronization circuits
• Shift register construction
• Frequency division networks

Procurement Notes

Verify component authenticity through authorized channels due to military-grade specifications. Confirm package integrity and pin alignment upon receipt. Ensure storage conditions maintain moisture control standards. Validate datasheet revisions against specific production batches. Cross-reference ordering suffixes to confirm exact functional variants.

Selection Notes

Select this component for designs requiring wide operating temperature ranges and high noise immunity. The AC series offers superior speed compared to standard HC logic. Verify power supply requirements align with system constraints. Consider thermal management strategies for high-density layouts. Evaluate interface compatibility with existing digital logic families.

Part Context

This part belongs to the Texas Instruments 54AC/54ACT family of high-speed CMOS logic devices. These components are designed for demanding environments requiring robust performance. The AC series provides faster switching speeds than previous generations. Ceramic packages ensure stability under extreme thermal conditions.

Replacement Considerations

Public confirmed substitute part numbers: CD54AC109FK.