QS7202-25JR

FIFOs Memory Overview

The QS7202-25JR is an asynchronous FIFO manufactured by Quality Semiconductor Inc. It features a memory organization of 1K x 9 bits, providing a total density of 9216 bits. The device operates with a maximum access time of 25 ns and a cycle time of 35 ns. It utilizes CMOS technology and is housed in a 32-pin Plastic Quad Flat Package (PQCC). The component supports parallel data transfer with three-state outputs and functions within a supply voltage range of 4.5 V to 5.5 V, with a nominal rating of 5 V.

FIFOs Memory Feature Summary

• Asynchronous operation mode for flexible interface integration
• CMOS technology ensuring low power consumption
• Three-state output capability for bus sharing

FIFOs Memory Applications

• Data buffering in high-speed digital systems
• Level shifting between different voltage domains
• Clock domain crossing applications

FIFOs Memory Procurement Notes

Verify the specific suffix 'JR' against official datasheets to confirm package type and temperature grade. Ensure compatibility with existing PCB footprints for the 32-pin PQCC form factor. Confirm that the asynchronous interface meets system timing requirements before procurement.

FIFOs Memory Selection Notes

Select this component when an asynchronous FIFO with 9-bit word width is required. The 25 ns speed class suits moderate-speed applications. Consider the 32-pin package constraints and 5V logic level compatibility during design phase.

FIFOs Memory Part Context

This part belongs to the QS7202 series of asynchronous FIFOs from Quality Semiconductor. The series offers various speed grades and organizations. The QS7202 specifically provides 1Kx9 depth, distinguishing it from wider or deeper variants in the product line.

FIFOs Memory Replacement Considerations

Check for direct pin-compatible replacements within the same manufacturer's portfolio. Verify electrical parameters such as access time and voltage ranges match the original design specifications.