W25X10BL/20BL/40BL 1M-BIT, 2M-BIT AND 4M-BIT 2.5V .
Winbond
25X40BLNIG - 2.5V SERIAL FLASH MEMORY
W25X10BL/20BL/40BL 1M-BIT, 2M-BIT AND 4M-BIT 2.5V SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL I/O SPI Publication Release Date: October 14, 2009 -.