W25X40BL Datasheet, PDF (6/55 Pages) Winbond – 2.5V 4M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL I/O SPI

3.3 Pin Configuration PDIP 300-mil
/CS
DO (IO₁)
/WP
GND
Top View
1
8
2
7
3
6
4
5
W25X40BL
VCC
/HOLD
CLK
DIO (IO₀)
Figure 1c. W25X40BL Pin Assignments, 8-pin PDIP 300-mil (Package Code DA)
3.4 Pin/Pad Descriptions
PIN NO.
1
2
3
4
5
6
7
8
PIN NAME
/CS
DO (IO1)
/WP
GND
DIO (IO0)
CLK
/HOLD
VCC
I/O
FUNCTION
I
Chip Select Input
I/O Data Input / Output
I
Write Protect Input
Ground
I/O Data Input / Output
I
Serial Clock Input
I
Hold Input
Power Supply
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