P25C256H Datasheet PDF - Puya 256-Kbit Serial SPI bus EEPROM Specs

P25C256H - 256-Kbit Serial SPI bus EEPROM

Datasheet Summary

Description

The P25C256H is Serial Peripheral Interface (SPI) compatible EEPROM (Electrically Erasable Programmable Memory) device.

It contains a memory array of 256 Kbits (32 Kbytes), which is organized in 64 bytes per page.

Features

Single supply voltage: 1.7 V to 5.5 V.
Max clock frequency:.
15 MHz clock from 4.5 V to 5.5 V.
5 MHz clock from 1.7 V to 5.5 V.
Serial Peripheral Interface (SPI) Compatible.
Standard SPI: C, S#, D, Q, W#, HOLD#.
Mode 0 and Mode 3.
Memory array.
256 Kbits of EEPROM.
Page size: 64 bytes.
Write.
Byte/Page Write within 5 ms.
Additional Write lockable page (Identification Page).
Additional 128 bits Serial Number (Unique.

Datasheet Details

Part number	P25C256H
Manufacturer	Puya
File Size	598.47 KB
Description	256-Kbit Serial SPI bus EEPROM
Datasheet	P25C256H Datasheet
Additional preview pages of the P25C256H datasheet.

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Full PDF Text Transcription

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P25C256H 256-Kbit Serial SPI bus EEPROM Datasheet V1.4 General Description The P25C256H is Serial Peripheral Interface (SPI) compatible EEPROM (Electrically Erasable Programmable Memory) device. It contains a memory array of 256 Kbits (32 Kbytes), which is organized in 64 bytes per page. Features  Single supply voltage: 1.7 V to 5.5 V  Max clock frequency:  15 MHz clock from 4.5 V to 5.5 V  5 MHz clock from 1.7 V to 5.

Published: Oct 23, 2025 |