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MK4027N-4 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MK4027N-4MOSTEK383Yes

MK4027N-4 is a 4K x 1-bit dynamic RAM (DRAM) manufactured by MOSTEK.

The MK4027N-4 is a 4K x 1-bit dynamic RAM (DRAM) manufactured by MOSTEK.

Specifications:

  • Organization: 4,096 words × 1 bit
  • Technology: NMOS
  • Access Time: 250 ns (typical)
  • Cycle Time: 500 ns (minimum)
  • Operating Voltage: +12V, +5V, -5V
  • Power Dissipation: 525 mW (active), 275 mW (standby)
  • Package: 16-pin DIP (Dual In-line Package)
  • Refresh Requirement: 128 cycles every 2 ms

Descriptions:

The MK4027N-4 is an early DRAM chip designed for use in computer memory systems. It requires periodic refresh cycles to maintain data integrity.

Features:

  • Single +5V supply for logic levels
  • Fully TTL-compatible inputs and outputs
  • Three-state output for bus-organized systems
  • Low standby power consumption
  • Industry-standard pinout

This chip was commonly used in early microcomputers and memory expansion systems.

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