MT42C4256 Overview
Key Specifications
Operating Voltage: 5 V
Max Voltage (typical range): 5.5 V
Min Voltage (typical range): 4.5 V
Length: 36 mm
Key Features
- Class B High-Reliability Processing
- DRAM: 262144 Words × 4 Bits SAM: 512 Words × 4 Bits
- Single 5-V Power Supply (±10% Tolerance)
- Dual Port Accessibility–Simultaneous and Asynchronous Access From the DRAM and SAM Ports
- Bidirectional-Data-Transfer Function Between the DRAM and the Serial-Data Register
