S-25A128B Datasheet, PDF (3/26 Pages) Seiko Instruments Inc – Write protect function during the low power supply voltage

Rev.1.3_01
FOR AUTOMOTIVE 125°C OPERATION SPI SERIAL E²PROM
S-25A128B
2. Packages
Package Name
8-Pin SOP (JEDEC)
8-Pin TSSOP
Table 1 Package Drawing Codes
Dimension
FJ008-A-P-SD
FT008-A-P-SD
Tape
FJ008-D-C-SD
FT008-E-C-SD
3. Product name list
Table 2
Product Name
Capacity
Package
S-25A128B0A-J8T2U3
S-25A128B0A-T8T2U3
128 K bit
128 K bit
8-Pin SOP (JEDEC)
8-Pin TSSOP
Remark This IC is wafer level burn-in specification.
Reel
FJ008-D-R-S1
FT008-E-R-S1
Quantity
4000 pcs / reel
4000 pcs / reel
 Pin Configurations
1. 8-Pin SOP (JEDEC)
Top view
1
8
2
7
3
6
4
5
Figure 2
Pin No.
1
2
3
4
5
6
7
8
Symbol
CS ^*1
SO
WP ^*1
GND
SI^*1
SCK^*1
HOLD ^*1
VCC
Table 3
Description
Chip select input
Serial data output
Write protect input
Ground
Serial data input
Serial clock input
Hold input
Power supply
2. 8-Pin TSSOP
Top view
1
8
2
7
3
6
4
5
Figure 3
*1. Do not use it in "High-Z".
Pin No.
1
2
3
4
5
6
7
8
Symbol
CS ^*1
SO
WP ^*1
GND
SI^*1
SCK^*1
HOLD ^*1
VCC
Table 4
Description
Chip select input
Serial data output
Write protect input
Ground
Serial data input
Serial clock input
Hold input
Power supply
3