74LCX574MTCX

Overview

The 74LCX574MTCX is an octal D-type flip-flop with 3-state outputs manufactured by onsemi. It operates within a supply voltage range of 2V to 3.6V and features low static current consumption of 10 µA. The device utilizes advanced CMOS technology to achieve high-speed performance, with a maximum propagation delay of 8.5ns at 3.3V with 50pF load. It supports a clock frequency up to 150 MHz and offers output drive currents of ±24mA. Packaged in a 20-TSSOP surface-mount format, it functions reliably across industrial temperatures from -40°C to +85°C.

Feature Summary

• Octal D-type flip-flop architecture with non-inverting data inputs and dedicated clock control.
• Three-state outputs provide isolation capabilities for bus-oriented systems.
• Advanced CMOS construction ensures low power dissipation and high noise immunity.
• Compatible with standard 3.3V logic families while maintaining fast switching speeds.

Applications

• Parallel-to-serial data conversion circuits
• Register file implementations in microprocessor systems
• Buffering and latching operations in communication equipment

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific lot traceability requirements before integration. Ensure storage conditions adhere to moisture sensitivity level guidelines to prevent package damage during soldering processes.

Selection Notes

Select this component when designing systems requiring octal data storage with high-speed operation at 3.3V levels. Consider the 20-TSSOP package constraints for PCB layout space. Evaluate thermal management needs given the operating temperature range and ensure input voltages remain within specified limits to avoid latch-up conditions.

Part Context

This part belongs to the 74LCX family of low-voltage CMOS logic devices. It serves as a digital storage element within broader integrated circuit portfolios. The TSSOP-20 package variant provides compact surface-mount solutions suitable for modern electronic assemblies requiring reduced footprint dimensions.

Replacement Considerations

Public confirmed substitute part numbers include SN74LVC574ADBR (Texas Instruments) and 74LVC574APW,118 (Nexperia). Verify pin compatibility and electrical specifications against original datasheets before substitution.