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IS27C512-90W Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
IS27C512-90WISSI138Yes

IS27C512-90W is a 64K x 8-bit (512Kbit) UV-erasable and electrically programmable read-only memory (EPROM) manufactured by ISSI (Integrated Silicon Solution, Inc.

The IS27C512-90W is a 64K x 8-bit (512Kbit) UV-erasable and electrically programmable read-only memory (EPROM) manufactured by ISSI (Integrated Silicon Solution, Inc.).

Specifications:

  • Organization: 64K x 8-bit
  • Access Time: 90 ns
  • Operating Voltage: 5V ± 10%
  • Power Consumption:
  • Active Current: 30 mA (max)
  • Standby Current: 100 µA (max)
  • Programming Voltage (VPP): 12.5V
  • Package: 28-pin Windowed Ceramic DIP (PDIP)
  • Operating Temperature Range: 0°C to +70°C
  • Data Retention: 10 years minimum
  • Endurance: 100 programming cycles

Descriptions:

  • The IS27C512-90W is a high-performance EPROM with a fast access time of 90 ns.
  • It supports standard EPROM programming and UV erasure.
  • Features a transparent quartz window for UV exposure to erase data.
  • Compatible with industry-standard 27C512 EPROMs.

Features:

  • Fast access time (90 ns)
  • Low power consumption in standby mode
  • JEDEC-standard pinout
  • Single 5V power supply for read operation
  • High reliability with 10-year data retention
  • Industrial-standard 28-pin ceramic DIP package

This device is commonly used in embedded systems, firmware storage, and legacy applications requiring non-volatile memory.

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