The M5M44256BJ-7 is a 262,144-bit CMOS dynamic RAM organized as 262,144 words by 1 bit. Manufactured by Mitsubishi, this DRAM offers higher speed and low power consumption, making it suitable for various memory applications compared to slower models.

Applications

• Memory modules
• Buffer memory
• Cache memory
• Workstations
• Personal computers

Features

• High speed access: 70ns
• Low power consumption: Operating current 60mA (typical), Standby current 1mA (typical)
• Single 5V power supply
• TTL compatible inputs and outputs
• Refresh cycle: 512 cycles/8ms
• Package: 18-pin DIP

Benefits

• Fast data retrieval significantly enhances system performance.
• Reduced power consumption extends battery life in portable devices.
• Easy integration with standard TTL logic.
• Reliable data retention with frequent refresh cycles.
• Compact package for space-saving designs.

Additional Details

The M5M44256BJ-7 operates with a single 5V power supply and features TTL-compatible inputs and outputs, simplifying interfacing with other digital components. The device requires a refresh cycle of 512 cycles every 8ms to maintain data integrity. It is available in an 18-pin DIP package. The primary difference between the -7 and -10 versions is the access time. The -7 version provides faster access, allowing for improved system performance. It's commonly found in applications where quicker memory access is crucial. Its low power consumption also makes it suitable for battery-powered devices.