Winbond W25Q256JW-IM (WSON-8)
1.8V 256M-bit (32M-byte) Serial NOR Flash memory with Dual/Quad SPI in 8-pad WSON package. Ordering option IM features programmable QE=0 default, active /HOLD or /RESET function on Pin 7, and JEDEC Device ID 8019h.
Aliase:W25Q256JW-IM, W25Q256JWPIM, W25Q256JWEIM, 25Q256JWPM, 25Q256JWEM, SPI Flash 8019h, 1.8V 32MB Flash
WSON-8 Top View
8 Pins
Pinout Table8
| Pin | Signal / Name | Type | Alternative Functions |
|---|---|---|---|
| 1 | /CS | Digital | Chip Select Input (Active-Low, initiates SPI communication) |
| 2 | DO (IO1) | Digital | Data Output / MISO (Standard SPI)IO1 (Dual/Quad SPI Bidirectional Data Line 1) |
| 3 | /WP (IO2) | Digital | Write Protect Input (Active-Low, hardware status register write protection)IO2 (Quad SPI Bidirectional Data Line 2) |
| 4 | GND | Ground | 0V System Ground |
| 5 | DI (IO0) | Digital | Data Input / MOSI (Standard SPI)IO0 (Dual/Quad SPI Bidirectional Data Line 0) |
| 6 | CLK | Digital | Serial Clock Input (up to 133 MHz) |
| 7 | /HOLD or /RESET (IO3) | Digital | Hold or Reset Input (Active-Low, for Standard/Dual SPI with QE=0)IO3 (Quad SPI Bidirectional Data Line 3 when QE=1) |
| 8 | VCC | Power | +1.7V to +1.95V Power Supply |