71V3556SA166BQ8

Overview

The Renesas 71V3556SA166BQ8 is a 4.5 Mbit (128K x 36) synchronous ZBT SRAM operating at a maximum clock frequency of 166 MHz with a 3.5 ns access time. It utilizes a parallel interface and functions within a 3.135 V to 3.465 V supply range, drawing up to 360 mA. The device is housed in a 165-CABGA package and supports SDR storage type.

Feature Summary

• Synchronous Zero-Bus Turnaround architecture for high-speed data transfer
• Single Data Rate operation with pipelined burst counter
• 3.3V I/O compatibility for system integration

Applications

• High-performance embedded systems requiring fast memory access
• Network infrastructure equipment
• Industrial control applications

Procurement Notes

Verify component authenticity through authorized channels due to potential availability constraints. Confirm RoHS compliance status as documentation indicates non-compliance for some variants. Validate moisture sensitivity level handling procedures prior to assembly to ensure device integrity during manufacturing processes.

Selection Notes

Select this model when specific 128K x 36 organization and 166 MHz speed are required. Ensure the design accommodates the 165-CABGA surface mount package dimensions. Verify that the application environment operates within the specified commercial temperature range of 0°C to 70°C.

Part Context

This component belongs to the 71V3556SA series of synchronous ZBT SRAMs from Renesas Electronics. It shares architectural similarities with other parts in the family but is distinguished by its specific speed grade and pinout configuration designed for parallel interface applications.

Replacement Considerations

IDT71V3556SA166BQGI8 is listed as an alias part number. Verify pin-to-pin compatibility and electrical specifications before substitution.