Winbond SpiFlash W25Q256FV User Manual

FOR MOBILE APPLICATIONS
W25Q256FV
Publication Release Date: May 13, 2012
Preliminary - Revision M1
3V 256M-BIT
SERIAL FLASH MEMORY WITH
DUAL/QUAD SPI & QPI
For Mobile Applications

Winbond SpiFlash W25Q256FV Specifications

General

Brand	Winbond
Model	SpiFlash W25Q256FV
Category	I/O Systems
Language	English

Summary

General Descriptions and Features

2. FEATURES

Key features and specifications of the W25Q256FV SpiFlash memory.

Package Types and Pin Configurations

Block Diagram

Functional Descriptions

6.1 SPI / QPI Operations

Explanation of Serial Peripheral Interface (SPI) and Quad Peripheral Interface (QPI) modes.

6.2 Write Protection

Methods for protecting data integrity against inadvertent writes.

Status and Configuration Registers

7.1 Status Registers

Description of Status Register bits for device status and configuration.

7.1.3 Block Protect Bits & 7.1.6 Status Register Protect

7.1.8 Security Register Lock Bits & 7.1.9 Quad Enable (QE)

Instructions

8.2 Core Instructions

Essential instructions for device operation: Write, Read, Erase, Program.

Electrical Characteristics

9.1 Absolute Maximum Ratings

9.2 Operating Ranges

9.6 AC Electrical Characteristics

Ordering Information