W25Q128BV
3.5 Ball Configuration TFBGA 8x6-mm
Top View
A1
NC
A2
NC
A3
NC
A4
NC
B1
NC
B2
B3
B4
CLK
GND
VCC
C1
NC
C2
C3
NC
C4
/CS
/WP (IO2)
D1
NC
D2
D3
D4
DO(IO1)
DI(IO0) /HOLD(IO3)
E1
NC
E2
NC
E3
NC
E4
NC
F1
NC
F2
NC
F3
NC
F4
NC
Figure 1c. W25Q128BV Ball Assignments, 24-ball TFBGA 8x6-mm (Package Code C)
3.6 Ball Description TFBGA 8x6-mm
BALL NO.
PIN NAME
CLK
I/O
FUNCTION
B2
B3
I
Serial Clock Input
Ground
GND
B4
VCC
Power Supply
Chip Select Input
C2
/CS
I
C4
/WP (IO2)
DO (IO1)
DI (IO0)
/HOLD (IO3)
NC
I/O
I/O
I/O
I/O
Write Protect Input (Data Input Output 2)*2
Data Output (Data Input Output 1)*1
Data Input (Data Input Output 0)*1
Hold Input (Data Input Output 3)*2
No Connect
D2
D3
D4
Multiple
*1: IO0 and IO1 are used for Standard and Dual SPI instructions
*2: IO0 – IO3 are used for Quad SPI instructions
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