SN74AS4374BN

Flip Flops Overview

The SN74AS4374BN is an octal edge-triggered D-type flip-flop with 3-state outputs manufactured by Texas Instruments. It belongs to the 74AS logic family, utilizing Schottky-clamped transistors for high-speed performance. The device features a single positive-edge trigger and non-inverting data path. It operates within a supply voltage range of 4.5 V to 5.5 V. Key electrical parameters include a propagation delay of 8.5 ns, a maximum clock frequency of 125 MHz, and output drive currents of 48 mA for both high and low states. The component is housed in a 20-pin DIP package.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops in a single package
• High-speed operation enabled by Schottky-clamped transistor technology
• Three-state outputs allowing direct bus connection without additional interface hardware
• Positive-edge triggering mechanism for precise data synchronization

Flip Flops Applications

• High-speed parallel data storage registers
• Buffering and latching in digital signal processing systems
• Clock distribution networks requiring fast response times
• Industrial control systems with strict timing requirements

Flip Flops Procurement Notes

Verify the specific suffix 'BN' corresponds to the PDIP-20 package variant when sourcing. Confirm the component status as obsolete or active through official Texas Instruments channels prior to procurement. Ensure that the supplier provides valid traceability documentation. Check for RoHS compliance details if required by the manufacturing process. Validate that the received units match the original datasheet specifications exactly.

Flip Flops Selection Notes

Select this component when system design demands high switching speeds and strong output drive capabilities. The 74AS series offers superior performance compared to standard 74LS counterparts. Consider the 20-pin DIP form factor for prototyping or through-hole assembly needs. Evaluate the 125 MHz clock limit against the target application's frequency requirements. Ensure power supply stability within the specified voltage range to maintain signal integrity.

Flip Flops Part Context

This part is part of the broader 74xx logic family, specifically the Advanced Schottky (AS) sub-family. It serves as a high-performance alternative to slower logic families like 74LS or 74S. The SN74AS4374BN is designed for applications where speed is critical, such as high-frequency computing or communication interfaces. It complements other AS-series components to build complete high-speed digital circuits.

Flip Flops Replacement Considerations

Public confirmed substitute part numbers include SN74AS4374BNSRG4.