W25Q128 128Mbit SPI Flash Storage Module
High-Speed Serial Flash Memory for Data Storage and Code Execution
The W25Q128 is a highperformance 128Mbit (16M-byte) serial NOR Flash memory module designed for applications requiring reliable and efficient data storage. It supports standard, dual, and quad SPI interfaces, making it a versatile choice for microcontrollers and embedded systems.[citation:1][citation:3]
High Speed & Performance - 104MHz SPI clock with 50MB/s continuous data transfer rate
Flexible Interface - Supports Standard, Dual, Quad SPI, and QPI modes for various applications[citation:2][citation:3]
Operating voltage: 2.7V to 3.6V
Memory Organization: 65,536 programmable pages of 256-bytes each
More than 100,000 erase/program cycles
More than 20-year data retention[citation:1][citation:2]
Key Features
+Supports Standard SPI, Dual SPI, Quad SPI & QPI for efficient data transfer
+Flexible erase architecture with 4KB sectors and 32KB/64KB blocks
+Low power consumption: 4mA active current, <1µA power-down
+Advanced security features: Hardware and software write protection, 64-bit unique ID
+Continuous Read Mode for executeinplace (XIP) operation
+Multiple package options: SOIC, PDIP, WSON, and TFBGA packages[citation:1][citation:3]
= Applications =
- Code shadowing to RAM for microcontroller systems
- Data logging, voice, text, and parameter storage
- Firmware storage and system configuration
- Industrial control, automotive, and IoT devices
- Consumer electronics and networking equipment[citation:1][citation:4]
Reliable & Durable - Proven SpiFlash memory with high endurance and data retention
Easy Integration - SPI interface compatible with Arduino, STM32, ESP32, and other MCUs
√ Works with 3.3V logic systems
√ Supports hardware and software write protection
√ Available as bare chip or readytouse module