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MB81C4256A-80P Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MB81C4256A-80PFUJ140Yes

MB81C4256A-80P** is a high-speed CMOS static RAM (SRAM) manufactured by **FUJITSU (FUJ)**.

The MB81C4256A-80P is a high-speed CMOS static RAM (SRAM) manufactured by FUJITSU (FUJ). Below are its key specifications, descriptions, and features:

Specifications:

  • Type: 256K-bit (32K x 8-bit) CMOS Static RAM
  • Speed: 80ns access time
  • Voltage Supply: 5V ±10%
  • Operating Temperature Range: Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)
  • Package: 28-pin DIP (Dual In-line Package)
  • Power Consumption:
  • Active: ~200mA (typical)
  • Standby: ~10μA (typical, CMOS level)
  • I/O Interface: TTL-compatible

Descriptions:

  • The MB81C4256A-80P is a low-power, high-performance SRAM designed for applications requiring fast access times and low standby current.
  • It features a fully static operation, eliminating the need for external refresh cycles.
  • The device is compatible with standard microprocessor systems and is suitable for battery-backed or power-sensitive applications.

Features:

  • High-Speed Access: 80ns maximum access time
  • Low Power Consumption: CMOS technology ensures low standby current
  • Easy Interfacing: TTL-compatible inputs and outputs
  • No Refresh Required: Fully static operation
  • Wide Operating Voltage: 4.5V to 5.5V
  • Three-State Outputs: Supports bus-oriented systems

This SRAM is commonly used in embedded systems, industrial controls, telecommunications, and other applications requiring fast, non-volatile memory.

*(Note: Verify datasheet for exact specifications as variations may exist.)*

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