Key facts
- Brand
- MICROCHIP
- Model
- 25LC256
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-06-06
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Microchip Technology 25AA256/25LC256 Datasheet
This document describes the Microchip Technology 25AA256/25LC256, which are 256k-bit Serial Electrically Erasable PROMs. The memory is accessed via a simple Serial Peripheral Interface (SPI) compatible serial bus requiring clock input (SCK), data in (SI), and data out (SO) lines.
Read onlineMICROCHIP 25LC256 specifications
| Memory Size | 256k-bit |
|---|---|
| Organization | 32,768 x 8-bit |
| Max Clock Frequency (4.5V-5.5V) | 10 MHz |
| Endurance | 1,000,000 erase/write cycles |
| Data Retention | > 200 years |
| ESD Protection (ST) | > 4000V |
All MICROCHIP 25LC256 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the voltage range for the Industrial version?
The Industrial version operates with a supply voltage of 1.8V to 5.5V.
What is the voltage range for the Automotive version?
The Automotive version operates with a supply voltage of 2.5V to 5.5V.
What is the maximum SPI clock frequency for the 25AA256/25LC256?
The devices support a maximum clock frequency of 10 MHz.
From: Microchip 25AA256/25LC256 256K SPI Serial EEPROM Datasheet
How many bytes can be written in a single page write operation?
Up to 64 bytes can be written in a single page write, provided all bytes are within the same page.
From: Microchip 25AA256/25LC256 256K SPI Serial EEPROM Datasheet