The CY74FCT543CTQC is a high-performance octal transparent latch featuring three-state outputs, designed for advanced digital system applications. Built on advanced Fast CMOS Technology, this device ensures low power consumption while delivering fast switching speeds up to 15 ns. It supports asynchronous operation with active low enable and output enable inputs, making it ideal for bus-oriented applications requiring controlled data buffering and isolation. The device??s robust design includes features like output drive capability and compatibility with TTL input levels, providing engineers with a reliable and efficient solution for complex timing and data management tasks. For sourcing and detailed technical support, visit IC Manufacturer.
CY74FCT543CTQC Technical Specifications
Parameter
Specification
Function
Octal Transparent Latch with 3-State Outputs
Technology
Fast CMOS (FCT)
Propagation Delay
15 ns (max)
Power Supply Voltage (Vcc)
4.5 V to 5.5 V
Input Voltage Levels
TTL Compatible
Output Type
3-State CMOS
Operating Temperature Range
0??C to +70??C
Package Type
TQC (Thin Quad Flat Package)
Enable Inputs
Active Low Enable (G) and Output Enable (OE)
CY74FCT543CTQC Key Features
Octal Transparent Latch: Provides eight independent latches, allowing simultaneous data storage and transfer, ideal for bus interfacing and data buffering.
Fast CMOS Technology: Ensures low power consumption combined with fast switching speeds, enhancing system efficiency and reducing thermal stress.
3-State Outputs: Enable easy bus sharing and multiplexing by allowing outputs to be placed in a high-impedance state, preventing bus contention.
TTL Compatible Inputs: Facilitate seamless integration with existing TTL logic systems, ensuring broad compatibility and design flexibility.
Active Low Enable and Output Enable: Provide precise control over data latching and output state, simplifying timing control in complex digital circuits.
Low Power Dissipation: Reduces overall system power requirements, suitable for power-conscious industrial and embedded applications.
This device offers superior speed and power efficiency compared to traditional TTL latches, thanks to its Fast CMOS technology. Its three-state outputs and TTL-compatible inputs enhance system integration and bus management. The low propagation delay allows for faster data throughput, while the active low enables provide flexible control. These advantages make it a reliable choice for engineers seeking high-performance latching solutions with reduced power consumption and improved signal integrity.
Bus-Oriented Systems: Ideal for buffering and isolating data lines in microprocessor and memory bus architectures where controlled data flow and high-speed operation are critical.
Data Storage and Transfer: Used in temporary data storage applications requiring fast latching with three-state outputs for system-level bus sharing.
Address/Data Multiplexing: Supports complex multiplexing schemes in digital systems by providing transparent latching and output enable control.
Industrial Control Systems: Suitable for timing-critical control logic that demands low power dissipation and high noise immunity in harsh environments.
CY74FCT543CTQC Brand Info
This device is part of a well-established product line known for Fast CMOS technology, delivering reliable and efficient digital logic components for industrial and commercial electronics. The CY74FCT543CTQC exemplifies the brand??s commitment to quality, precision, and innovation, offering engineers a robust solution optimized for speed, power, and integration flexibility. Trusted by engineers globally, it supports a wide range of high-performance applications demanding precise timing and control.
