The MB814800-70PJ is a 4M-bit Dynamic RAM (DRAM) organized as 512K words x 8 bits. This DRAM offers a good balance of speed and density, making it suitable for a range of applications requiring moderate memory capacity and access times. It is manufactured using Fujitsu's established process technology.

Applications

• Memory for embedded systems
• Buffer memory in printers and other peripherals
• Graphics memory in low-end display adapters
• Memory for industrial control systems
• Simple data storage in various electronic devices

Features

• Density: 4M-bit capacity
• Access time: 70ns
• Single 5V power supply
• TTL compatible inputs and outputs
• Refresh modes: Self-refresh, CAS-before-RAS refresh
• Package: Plastic J-leaded Chip Carrier (PJ)

Benefits

• Sufficient memory capacity for many embedded applications
• Reasonable access time for good system performance
• Easy to use with a single power supply
• Simple integration with existing systems due to TTL compatibility
• Efficient memory management with supported refresh modes
• Suitable for automated assembly due to the PJ package

Technical Specifications

The MB814800-70PJ operates on a single 5V ± 10% power supply. It has a typical active power consumption of around 350mW and a standby power consumption of under 15mW. The input and output signals are TTL compatible. The refresh cycle time is 64ms. The operating temperature range is from 0°C to +70°C. The package is a Plastic J-leaded Chip Carrier (PJ), enabling surface mounting.

The MB814800-70PJ is a practical choice for embedded systems and other applications where moderate memory capacity and speed are needed. Its 8-bit organization simplifies data transfer in byte-oriented systems, and its TTL compatibility allows for easy integration with a wide range of microprocessors and microcontrollers. The PJ package is suitable for surface mount assembly, which helps to reduce manufacturing costs and improve product reliability.