UPD44646363AF5-E25-FQ1

Memory IC Overview

The UPD44646363AF5-E25-FQ1 is a high-performance synchronous SRAM developed by Renesas Electronics Corporation. It features a 72Mbit memory capacity organized as 2M x 36 bits, providing wide data interfaces for demanding applications. The device operates at a clock frequency of 400 MHz with a write cycle time of 2.5ns. It utilizes a parallel memory interface and is housed in a 165-PBGA package measuring 13x15mm. This volatile memory IC is designed for surface mount installation, ensuring reliable performance in compact electronic systems requiring fast data access.

Memory IC Feature Summary

• High-speed synchronous operation supporting 400 MHz clock frequencies
• Wide 36-bit data organization for efficient parallel data handling
• Compact 165-pin PBGA packaging suitable for space-constrained designs
• Fast 2.5ns write cycle time for rapid data storage operations

Memory IC Applications

• High-performance embedded systems requiring fast volatile memory
• Industrial control units needing reliable data buffering
• Communication equipment utilizing parallel memory interfaces
• Automotive electronics requiring robust SRAM solutions

Memory IC Procurement Notes

Verify the exact part number suffix to ensure compatibility with your specific design requirements. Confirm that the 165-PBGA package dimensions align with your PCB footprint. Check for RoHS compliance status if environmental regulations apply to your manufacturing process. Ensure that the 400 MHz operating speed meets your system timing constraints. Validate the voltage specifications against your power supply design before procurement.

Memory IC Selection Notes

Select this component when wide data bus width is required alongside high-speed synchronous access. Consider the 165-PBGA package size for board space limitations. Evaluate the 72Mbit capacity against your memory allocation needs. Compare the 400 MHz performance with other SRAM options if higher speeds are necessary. Ensure your system supports parallel interface protocols for proper integration.

Memory IC Part Context

This SRAM belongs to Renesas' high-performance memory portfolio, designed for applications demanding fast data throughput. The 72Mbit configuration offers a balance between capacity and speed. The parallel interface simplifies connection to microprocessors and controllers. The synchronous nature ensures predictable timing for system designers. This series supports various industrial and commercial applications requiring reliable volatile memory storage.

Memory IC Replacement Considerations

Check for direct substitutes within the UPD44646363 series. Verify pin compatibility with existing PCB layouts. Ensure equivalent memory organization and speed specifications. Confirm package dimensions match current design constraints. Review electrical characteristics for any operational differences.