71V35761SA166BQGI8

Overview

The IDT71V35761SA166BQGI8 is a synchronous static random-access memory (SRAM) integrated circuit manufactured by Renesas Electronics Corporation. It features a storage capacity of 4.5 Mbit organized as 128K words by 36 bits. The device supports a maximum clock frequency of 166 MHz with an access time of 3.5 ns. It operates on a single 3.3V power supply within the range of 3.135V to 3.465V. The component utilizes a parallel interface and is housed in a 165-pin CABGA package measuring 13x15 mm. It is designed for surface mount installation and functions within an industrial temperature range of -40°C to +85°C.

Feature Summary

• Supports high-speed synchronous data transfer at frequencies up to 166 MHz
• Provides fast 3.5 ns access time for efficient system performance
• Features pipelined burst architecture to eliminate dead bus cycles
• Includes global write control and byte write enable capabilities

Applications

• High-performance computing systems requiring fast memory access
• Network infrastructure equipment such as routers and switches
• Industrial automation controllers and signal processing units
• Telecommunications base stations and communication modules

Procurement Notes

Verify the exact suffix configuration when sourcing replacements, as packaging variations like tape-and-reel versus tray affect handling. Confirm that the replacement part matches the specific 166 MHz speed grade and 3.5 ns access time requirements. Ensure the substitute component supports the same 165-pin CABGA footprint and voltage specifications to maintain compatibility with existing board designs.

Selection Notes

Select this component for applications demanding high bandwidth and low latency in a compact form factor. The 36-bit data width is suitable for wide-bus architectures common in networking and telecommunications. Consider the operating temperature range if the deployment environment experiences significant thermal fluctuations. Verify that the system design can accommodate the required power supply stability for reliable synchronous operation.

Part Context

This device belongs to the 71V35761 series of synchronous SRAMs from Renesas Electronics. It is part of a broader family of high-speed memory solutions designed for complex digital systems. The series typically includes variants with different speeds, packages, and organizational structures to meet diverse design constraints in embedded and industrial markets.

Replacement Considerations

• 71V35761SA166BQG
• 71V35761S166BQG

FAQ

What is the memory organization of the 71V35761SA166BQGI8?

The memory is organized as 128K words by 36 bits, providing a total capacity of 4.5 Mbit.

Does this SRAM support pipelined burst mode?

Yes, the device features a pipelined burst architecture that allows for four cycles of data transfer for a single address presentation.

What is the maximum operating clock frequency?

The maximum clock frequency supported by this component is 166 MHz.