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15.625ms

AT27C256R-12JI

256K 32K x 8 OTP CMOS EPROM

Partnumber Manufacturer Quantity Availability
AT27C256R-12JI,AT27C256R12JI 100 In Stock

Description and Introduction

256K 32K x 8 OTP CMOS EPROM The AT27C256R-12JI is a 256Kbit (32K x 8) UV Erasable and Electrically Programmable Read-Only Memory (EPROM) manufactured by Microchip Technology (formerly Atmel). Key specifications include:

- **Organization**: 32K x 8
- **Access Time**: 120ns (12 in the part number denotes 120ns)
- **Operating Voltage**: 5V ±10%
- **Power Consumption**: 
  - Active Current: 30mA (max)
  - Standby Current: 100μA (max)
- **Programming Voltage**: 12.5V (min) to 13.5V (max)
- **Operating Temperature Range**: -40°C to +85°C (Industrial grade, denoted by "I" in the suffix)
- **Package**: 28-lead PLCC (Plastic Leaded Chip Carrier, denoted by "JI" in the suffix)
- **Endurance**: 1000 erase/write cycles (typical)
- **Data Retention**: 10 years (minimum)

The device features a CMOS technology for low power consumption and is compatible with JEDEC standards for EPROMs. It supports a standard control interface with Chip Enable (CE) and Output Enable (OE) pins for easy integration into systems. 

Note: The "R" in the part number indicates the device is RoHS compliant.

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