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TMM41256AP-15 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TMM41256AP-15TOS250Yes

TMM41256AP-15** is a **256K (262,144 x 1-bit) dynamic RAM (DRAM)** manufactured by **Toshiba**.

The TMM41256AP-15 is a 256K (262,144 x 1-bit) dynamic RAM (DRAM) manufactured by Toshiba.

Key Specifications:

  • Organization: 262,144 words × 1 bit
  • Access Time: 150 ns
  • Operating Voltage: +5V ±10%
  • Package: 18-pin DIP (Dual In-line Package)
  • Refresh Cycles: 4,096 cycles every 64 ms (standard DRAM refresh requirement)
  • Operating Temperature Range: 0°C to +70°C

Features:

  • Low Power Consumption (typical standby current: 5 mA)
  • Single +5V Power Supply
  • TTL-Compatible Inputs and Outputs
  • Common I/O (Input/Output) Pin
  • RAS (Row Address Strobe) Only Refresh
  • Early Write and Read-Modify-Write Cycle Support

This DRAM was commonly used in early personal computers, industrial systems, and embedded applications requiring low-cost, high-density memory.

Would you like additional details on pin configurations or timing diagrams?

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