EM63A165BM-5H

Memory IC Overview

The EM63A165BM-5H is a high-performance, high-speed CMOS synchronous SDRAM memory chip manufactured by Etron Technology. It features a total storage density of 256Mb, organized internally as 4M words by 16 bits across four banks. The device utilizes a standardized synchronous clock interface where all data and command signals are sampled on the rising edge of the clock to ensure precise timing control. This architecture supports burst read/write access mechanisms, allowing for efficient data interaction through bank activation followed by read or write commands.

Memory IC Feature Summary

• Supports programmable burst lengths with automatic precharge and self-refresh modes to simplify system control logic.
• Utilizes a synchronous clock interface for accurate timing control in high-frequency operation scenarios.
• Employs a burst access mechanism that activates specific memory banks before executing data transactions.

Memory IC Applications

• High-bandwidth memory applications requiring simplified control logic
• High-performance personal computer systems
• Scenarios demanding precise timing control for frequent data interactions

Memory IC Procurement Notes

Verify the exact suffix designation against official manufacturer documentation to confirm speed grade and package type. Ensure compatibility with system voltage requirements and timing specifications. Confirm RoHS compliance status if required by regulatory standards. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Memory IC Selection Notes

Select this component when a 256Mb capacity with 16-bit width is required for synchronous DRAM applications. Consider the internal four-bank architecture for managing concurrent operations. Evaluate the need for programmable burst lengths and auto-precharge features to optimize system performance. Ensure the host controller supports standard SDRAM timing protocols for proper integration.

Memory IC Part Context

This device belongs to the EM63A165 series of synchronous DRAM chips designed for general-purpose memory applications. It represents a standard solution for systems requiring moderate density and high-speed data transfer capabilities. The technology leverages CMOS processes to balance performance with power efficiency, fitting within the broader category of volatile memory solutions used in computing hardware.

Memory IC Replacement Considerations

Public confirmed substitute part numbers: None available.