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D421001C-80 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
D421001C-80NEC302Yes

NEC D421001C-80** is a semiconductor memory component manufactured by NEC (Nippon Electric Company).

The NEC D421001C-80 is a semiconductor memory component manufactured by NEC (Nippon Electric Company). Below are the specifications, descriptions, and features based on available data:

Specifications:

  • Type: Dynamic Random-Access Memory (DRAM)
  • Density: 1 Megabit (1Mbit)
  • Organization: 256K words × 4 bits
  • Access Time: 80 ns
  • Operating Voltage: 5V ±10%
  • Package: 18-pin DIP (Dual In-line Package)
  • Operating Temperature Range: 0°C to +70°C (Commercial)

Descriptions:

  • The D421001C-80 is a 1Mbit DRAM chip designed for high-speed memory applications.
  • It features a 256K × 4-bit organization, making it suitable for systems requiring moderate data width.
  • The 80 ns access time ensures efficient performance in computing and embedded systems.

Features:

  • Fast Access Time: 80 ns typical access speed.
  • Low Power Consumption: Optimized for power efficiency.
  • Single 5V Supply: Simplifies integration into standard digital systems.
  • Standard 18-Pin DIP: Compatible with common PCB designs.
  • Refresh Required: Standard DRAM refresh cycles needed for data retention.

This chip was commonly used in early computing systems, industrial controls, and telecommunications equipment. For exact datasheet details, consult NEC's official documentation.

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