CY74FCT821ATSOC

Overview

The CY74FCT821ATSOC is a 10-bit bus interface flip-flop manufactured by Texas Instruments, belonging to the FCT logic series. It features D-type positive-edge triggering with non-inverting outputs and includes three-state output capability for effective bus driving. The device operates within a supply voltage range of 4.75 V to 5.25 V and supports a maximum operating frequency of 83.3 MHz. Designed for surface-mount applications, it utilizes a 24-pin SOIC package and functions reliably across an industrial temperature range from -40°C to +85°C.

Feature Summary

• Provides ten-bit data storage with positive-edge triggered D-type operation
• Features three-state outputs to facilitate efficient bus interfacing
• Supports high-speed data transfer with a maximum frequency of 83.3 MHz

Applications

• High-speed bus interface systems requiring parallel data latching
• Memory buffer circuits in computer architecture
• Data acquisition systems needing reliable signal storage

Procurement Notes

Verify the specific suffix 'A' and 'SOCT' against official Texas Instruments documentation to confirm exact package dimensions and tape-and-reel specifications. Ensure that the requested quantity aligns with standard manufacturing packaging configurations. Cross-reference the RoHS compliance status directly with the manufacturer's current product release notes to guarantee adherence to environmental regulations.

Selection Notes

Select this component when designing systems requiring ten-bit parallel data storage with high-speed performance capabilities. The three-state output feature makes it suitable for shared bus architectures where multiple devices must communicate without interference. Consider the 24-pin SOIC package constraints during PCB layout to ensure adequate thermal management and signal integrity for high-frequency operations up to 83.3 MHz.

Part Context

This part belongs to the CY74FCT821T family of bus interface flip-flops. It serves as a critical component in digital logic designs where rapid data capture and transmission are essential. The FCT series combines CMOS input characteristics with TTL-compatible output drive strengths, offering versatility in mixed-logic system environments while maintaining robust performance standards.

Replacement Considerations

CY74FCT821BTSOCE4