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M27C256B-12F1L Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
M27C256B-12F1LST482Yes

M27C256B-12F1L** is a 256 Kbit (32K x 8) UV erasable and electrically programmable read-only memory (EPROM) manufactured by **STMicroelectronics**.

The M27C256B-12F1L is a 256 Kbit (32K x 8) UV erasable and electrically programmable read-only memory (EPROM) manufactured by STMicroelectronics.

Key Specifications:

  • Memory Capacity: 256 Kbit (32K x 8)
  • Access Time: 120 ns
  • Operating Voltage: 5V ±10%
  • Programming Voltage (VPP): 12.5V
  • Power Consumption:
  • Active Current: 30 mA (max)
  • Standby Current: 100 µA (max)
  • Technology: CMOS
  • Package: PLCC32 (Plastic Leaded Chip Carrier, 32-lead)
  • Operating Temperature Range: 0°C to +70°C
  • Data Retention: 10 years minimum

Features:

  • UV Erasable: Can be erased by exposure to UV light
  • Electrically Programmable: Byte-wise programming
  • CMOS Low Power Consumption
  • TTL Compatible Inputs/Outputs
  • Single 5V Supply for Read Operation
  • Three-State Outputs
  • JEDEC Approved Pinout

This EPROM is commonly used in embedded systems, industrial applications, and legacy computing where non-volatile memory is required.

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