W25Q40BW_13 Datasheet, PDF (72/73 Pages) Winbond – 1.8V 4M-BIT SERIAL FLASH MEMORY WITH DUAL AND QUAD SPI

W25Q40BW
10.8 Valid Part Numbers and Top Side Marking
The following table provides the valid part numbers for the W25Q40BW SpiFlash Memory. Please contact
Winbond for specific availability by density and package type. Winbond SpiFlash memories use an 12-
digit Product Number for ordering. However, due to limited space, the Top Side Marking on all packages
use an abbreviated 10-digit number.
PACKAGE TYPE
SN
SOIC-8 150mil
SV
VSOP-8 150mil
SS
SOIC-8 208mil
ZP⁽²⁾
WSON-8 6x5mm
UX⁽³⁾
USON-8 2x3mm
UX⁽³⁾
USON-8
2x3x0.6(max.)mm³
DENSITY
4M-bit
4M-bit
4M-bit
4M-bit
4M-bit
4M-bit
PRODUCT NUMBER
W25Q40BWSNIG
W25Q40BWSVIG
W25Q40BWSSIG
W25Q40BWZPIG
W25Q40BWUXIG
W25Q40BWUXIE
TOP SIDE MARKING
25Q40BWNIG
25Q40BWVIG
25Q40BWSIG
25Q40BWIG
4Exxx
0Gxxxx
4Exxx
0E⁽⁴⁾xxxx
Note:
1. 4 = 4Mb; E = W25QxxBW series, 1.8V; 0 = Standard part; G = Green.
2. WSON package type ZP is not used in the top side marking.
3. USON package type UX has special top marking due to size limitation.
4. E is for extended pad
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