72235LB10PF

Overview

The Renesas Electronics Corporation 72235LB10PF is a synchronous FIFO memory device belonging to the 7200 series. It features a storage capacity of 36K organized as 2K by 18 bits. The component supports unidirectional data transfer with a maximum data rate of 66.7MHz and an access time of 10ns. It operates within a supply voltage range of 4.5V to 5.5V and has a maximum supply current of 60mA. The device is housed in a 64-LQFP package, specifically identified as 64-TQFP (14x14), and is designed for surface mount installation.

Feature Summary

• Synchronous first-in-first-out memory architecture supporting high-speed data buffering
• Configurable programmable flags for status monitoring
• Wide depth and width expansion capabilities for system integration

Applications

• Data buffering in graphics processing systems
• Interprocessor communication interfaces
• Local area network data handling

Procurement Notes

Verify component authenticity through authorized distributors due to end-of-life status. Confirm RoHS compliance requirements as the part may not meet current environmental standards. Check moisture sensitivity level handling procedures before assembly. Validate pin compatibility with existing PCB footprints. Review datasheet revisions for any functional updates or warnings.

Selection Notes

Select this component when a 2K x 18 synchronous FIFO is required with 10ns access speed. Ensure the design accommodates the 64-LQFP package dimensions. Verify that the 4.5V to 5.5V operating voltage aligns with system power rails. Consider the unidirectional bus direction constraint during interface design. Evaluate thermal performance within the specified industrial temperature range.

Part Context

This part belongs to the Renesas 7200 series of synchronous FIFOs, which are widely used for data buffering applications. The 72235 variant specifically provides 36K bits of storage. It is manufactured using advanced CMOS technology. The series is known for reliable performance in networking and graphics applications. This specific model represents a standard configuration within the product line.

Replacement Considerations

Check for direct substitutes such as IDT72235LB10PF. Verify pinout compatibility before replacement. Ensure electrical parameters match original specifications. Review mechanical footprint differences. Confirm availability from alternative suppliers.