74LVCH32374AEC,557

Overview

The 74LVCH32374AEC,557 is an octal D-type flip-flop with 3-state outputs manufactured by Nexperia. It operates within a supply voltage range of 1.2 V to 3.6 V and features single-ended inputs. The device provides non-inverting logic with a propagation delay of 3.8 ns at 3.3 V. It supports high-level output currents of -24 mA and low-level output currents of 48 mA. Designed for surface mount applications, it functions reliably across temperatures from -40 °C to +85 °C.

Feature Summary

• Octal D-type flip-flop architecture with 3-state outputs
• Wide operating voltage range from 1.2 V to 3.6 V
• High drive capability with specified output current ratings

Applications

• Portable battery-powered equipment
• Consumer electronics requiring low power consumption
• Automotive infotainment systems

Procurement Notes

Verify the specific suffix '557' against official Nexperia documentation to confirm tray packaging details. Confirm end-of-life status as distributor records indicate discontinuation. Ensure compatibility with existing PCB footprints and reflow soldering profiles before integration into new designs.

Selection Notes

Select this component for designs requiring octal storage with tri-state control in low-voltage environments. Compare propagation delays and drive strengths against alternative LVCH series parts. Verify that the 1.2 V minimum supply meets system requirements for cold start conditions.

Part Context

This part belongs to the Nexperia 74LVCH family of low-voltage CMOS logic devices. It serves as a memory element in digital circuits, offering high density and low power operation. The LVCH series is optimized for applications requiring operation below 3.3 V while maintaining robust performance characteristics.

Replacement Considerations

Check for direct pin-compatible substitutes within the 74LVCH series. Verify electrical parameters such as propagation delay and output current when considering alternatives.