The MSM514265CSL-60 is a 262,144-word x 4-bit Dynamic RAM (DRAM) with a self-refresh capability, manufactured by OKI. This DRAM is engineered for applications where data retention is crucial, even during periods of inactivity. The self-refresh function reduces the need for external refresh control, simplifying system design and lowering power consumption.

Applications

• Portable electronic devices
• Battery-backed memory systems
• Data loggers
• Industrial control systems
• Low-power embedded systems

Features

• Organization: 262,144 words x 4 bits
• Access Time: 60ns
• Self-Refresh Capability: Integrated self-refresh circuitry
• Power Supply Voltage: 5V
• Operating Current: Low active and standby current
• Package: SOJ (Small Outline J-lead)
• Input/Output: TTL compatible

Benefits

• Simplified Refresh: Self-refresh feature eliminates the need for external refresh control logic.
• Low Power: Optimized for low power consumption, extending battery life in portable devices.
• Fast Access: 60ns access time provides quick data retrieval.
• Compact Size: SOJ package allows for efficient board layouts.
• Data Retention: Ensures reliable data storage during periods of inactivity using self-refresh.

Additional Details

The MSM514265CSL-60 operates on a 5V power supply and requires appropriate decoupling to minimize noise. The self-refresh function is typically enabled or disabled via a control pin. During self-refresh, the DRAM consumes minimal power while retaining data. It is important to adhere to the manufacturer's recommended operating conditions and refresh timing parameters for optimal performance and data integrity.

This part is ideally suited for applications where minimizing power consumption and simplifying memory control are critical design considerations. Consult the device datasheet for specific details on self-refresh operation and power consumption characteristics. Also, proper ESD handling procedures should be followed when working with this component.