S-25C320A Datasheet, PDF (3/39 Pages) Seiko Instruments Inc – Write protect function during the low power supply voltage

Rev.4.2_02_H
SPI SERIAL E²PROM
S-25C320A/640A
4. SNT-8A
SNT-8A
Top view
1
8
2
7
3
6
4
5
Figure 4
S-25C320A0I-I8T1U3
Table 4
Pin No. Symbol
Description
1
CS ^*1
Chip select input
2
SO
Serial data output
3
WP ^*1
Write protect input
4
GND
Ground
5
SI^*1
Serial data input
6
SCK^*1
Serial clock input
7
HOLD ^*1 Hold input
8
VCC
Power supply
*1. Do not use it in high impedance.
Remark Refer to the “Package drawings” for the details.
3