Chip2018Winbond Electronics

Winbond W25Q128JWF (SOIC-16)

1.8V 128M-bit (16M-byte) Serial NOR Flash memory with Dual/Quad SPI in 16-pin SOIC 300-mil package. Standard IQ series with factory-fixed Quad Enable (QE=1), dedicated hardware /RESET pin on Pin 3, and JEDEC ID 6018h.

Aliase:W25Q128JW, W25Q128JWF, W25Q128JWFIQ, 25Q128JWFQ, SOIC-16 Flash, 1.8V 16MB Flash

SOIC-16 (300-mil) Top View

16 Pins
WinbondWinbond ElectronicsDIP-161IO32VCC3/RESET4NC5NC6NC7/CS8DO (IO1)16CLK15DI (IO0)14NC13NC12NC11NC10GND9/WP (IO2)pinoutdb.org
Pinout Table16
PinSignal / NameTypeAlternative Functions
1IO3Digital
IO3 (Quad SPI Bidirectional Data Line 3, QE=1 fixed)
2VCCPower
+1.7V to +1.95V Power Supply
3/RESETDigital
Dedicated Hardware Reset Input (Active-Low, terminates internal operations)
4NCNC
No Internal Connection
5NCNC
No Internal Connection
6NCNC
No Internal Connection
7/CSDigital
Chip Select Input (Active-Low, initiates SPI communication)
8DO (IO1)Digital
Data Output / MISO (Standard SPI)IO1 (Dual/Quad SPI Bidirectional Data Line 1)
9/WP (IO2)Digital
Write Protect Input (Active-Low, hardware status register write protection)IO2 (Quad SPI Bidirectional Data Line 2)
10GNDGround
0V System Ground
11NCNC
No Internal Connection
12NCNC
No Internal Connection
13NCNC
No Internal Connection
14NCNC
No Internal Connection
15DI (IO0)Digital
Data Input / MOSI (Standard SPI)IO0 (Dual/Quad SPI Bidirectional Data Line 0)
16CLKDigital
Serial Clock Input (up to 133 MHz)