74LVC273DB,118

Overview

The 74LVC273DB,118 is an octal D-type flip-flop with a master reset, manufactured by Nexperia. It operates within a supply voltage range of 1.65 V to 3.6 V and features non-inverting outputs capable of sourcing and sinking 24 mA. The device provides a maximum propagation delay of 8.2 ns at 3.3 V with a 50 pF load. It utilizes a 20-SOIC package (0.295 inch width) and supports clock frequencies up to 230 MHz. Static current consumption is limited to 10 µA, and it functions reliably across a temperature range of -40°C to +125°C.

Feature Summary

• Octal D-type flip-flop architecture with dedicated master reset functionality for synchronous data storage.
• High-speed operation with low propagation delay suitable for high-frequency digital logic applications.
• Robust output drive capability allowing direct interfacing with loads requiring significant current.
• Comprehensive protection features including overvoltage tolerant inputs and partial power-down support.

Applications

• Parallel-to-serial data conversion in communication interfaces
• Register file implementation in microprocessor systems
• State machine design in digital control circuits
• Data buffering between asynchronous logic domains

Procurement Notes

Verify the specific ordering code against official Nexperia documentation to ensure correct package variant and tape/reel specifications. Confirm that the requested component matches the exact suffix requirements for your manufacturing process. Cross-reference the datasheet revision history to validate compliance with current JEDEC standards and environmental directives before finalizing procurement orders.

Selection Notes

Select this component when an octal register with high-speed performance and strong drive capability is required. Ensure the operating voltage aligns with the 1.65 V to 3.6 V range. Consider the 20-SOIC package dimensions for PCB layout constraints. Verify that the input signal characteristics are compatible with the specified noise immunity levels.

Part Context

This part belongs to the 74LVC family of CMOS logic devices, designed for low-voltage applications. It serves as a fundamental building block for sequential logic circuits. The device integrates standard D-flip-flop functionality with additional reset capabilities, making it versatile for various digital system designs requiring reliable data latching.

Replacement Considerations

Direct substitutes include other manufacturers' octal D-type flip-flops with identical pinouts and electrical specifications. Verify compatibility regarding supply voltage ranges, output drive currents, and package dimensions before substitution.

FAQ

Does the 74LVC273DB support partial power-down mode?

Yes, the device includes I_OFF circuitry that disables outputs to prevent damaging backflow currents when the device is powered down.

What is the maximum clock frequency for this device?

The device supports clock frequencies up to 230 MHz under specified operating conditions.