STMicroelectronics

74LCX574TTR  

Flip Flops

74LCX574TTR Description

The 74LCX574TTR is a high-performance, low-voltage octal D-type flip-flop from STMicroelectronics, designed for 2V to 3.6V operation. Part of the 74LCX series, this 8-bit flip-flop features positive-edge triggering and delivers a 150 MHz clock frequency, making it suitable for high-speed digital systems. With a max propagation delay of 8.5ns @ 3.3V, 50pF, it ensures reliable data transfer in timing-critical applications. The device is housed in a 20-pin TSSOP package and is available in Tape & Reel (TR) for automated assembly.

74LCX574TTR Features

• Low-Voltage Operation: Supports 2V to 3.6V, ideal for battery-powered and portable devices.
• High-Speed Performance: 150 MHz clock frequency with 8.5ns propagation delay for fast data processing.
• Balanced Output Drive: 24mA sink/source current ensures robust signal integrity.
• Low Power Consumption: 10 µA quiescent current minimizes energy usage.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.
• Surface-Mount Design: 20-TSSOP package saves board space and suits high-density layouts.
• Input Capacitance of 6 pF: Reduces loading effects on preceding circuitry.

74LCX574TTR Applications

• Data Storage & Transfer: Ideal for buffering and latching in microprocessors, FPGAs, and memory interfaces.
• High-Speed Digital Systems: Used in networking equipment, telecom infrastructure, and embedded systems requiring low-voltage, high-speed logic.
• Portable Electronics: Suitable for mobile devices, IoT sensors, and other power-sensitive applications.
• Industrial Automation: Ensures reliable signal conditioning in PLCs, motor control, and timing circuits.

Conclusion of 74LCX574TTR

The 74LCX574TTR combines high-speed operation, low power consumption, and robust I/O capabilities, making it a versatile choice for modern digital designs. Its low-voltage compatibility and compact form factor cater to space-constrained and energy-efficient applications. While marked as Obsolete, it remains a reliable solution for legacy systems or designs prioritizing proven performance. Engineers can leverage its fast propagation delay and balanced drive strength for demanding timing and signal integrity requirements.

74LCX574TTR Documents

Download datasheets and manufacturer documentation for 74LCX574TTR