5962-9314901QRA

Overview

The Texas Instruments 5962-9314901QRA is an octal edge-triggered D-type flip-flop featuring three-state outputs. It belongs to the SN54AHCT374 series, utilizing CMOS logic technology with TTL-compatible inputs. The device operates within a supply voltage range of 4.5 V to 5.5 V and supports propagation delays of 10.4 ns. It provides high-level output currents of -8 mA and low-level output currents of 8 mA. Designed for military applications, it functions reliably across an extended temperature range from -55°C to +125°C. The component is housed in a 20-CDIP package suitable for through-hole mounting.

Feature Summary

• Octal configuration providing eight independent edge-triggered D-type flip-flops
• Three-state outputs enabling direct bus line connections without external buffers
• TTL-compatible input structure ensuring compatibility with standard logic families
• Military-grade construction supporting operation in extreme environmental conditions

Applications

• High-reliability military data processing systems
• Aerospace register storage and shift registers
• Industrial control logic requiring extended temperature stability
• Defense communication equipment timing circuits

Procurement Notes

This component is subject to restricted availability and may be produced under limited manufacturing runs or special factory orders. Verification of current stock status and lead times is essential prior to procurement planning. Sourcing should prioritize authorized distributors or specialized semiconductor suppliers capable of handling military-grade parts. Confirming authenticity and traceability documentation is critical due to the specialized nature of this part number.

Selection Notes

Engineers selecting this component must ensure their system design accommodates the specific 20-CDIP through-hole package dimensions and pinout configuration. The requirement for a 4.5 V to 5.5 V power supply necessitates appropriate voltage regulation within the circuit architecture. Designers should account for the 10.4 ns propagation delay when calculating maximum clock frequencies for timing-critical applications. Thermal management strategies must support the -55°C to +125°C operational range to maintain signal integrity.

Part Context

This part is a military-qualified variant within the broader SN54AHCT374 family of octal flip-flops. It shares functional similarities with commercial counterparts but adheres to stricter manufacturing standards and environmental testing protocols required for defense and aerospace sectors. The designation indicates compliance with specific military specifications, distinguishing it from standard industrial grade components in terms of reliability and longevity.

Replacement Considerations

Direct replacements include other military-qualified octal D-type flip-flops with three-state outputs from the same manufacturer family. Cross-reference checking against updated military specification lists is recommended to identify equivalent parts with compatible pinouts and electrical characteristics.