BR25H040F-2LB Datasheet, PDF (6/31 Pages) Rohm – Serial EEPROM Series Industrial EEPROM 125℃ Operation SPI BUS EEPROM

BR25H040F-2LB
Pin Configuration
TOP VIEW
VCC HOLDB SCK SI
BR^B2^R5²H⁵0^H4⁰¹0⁰F^-2-^C2LB
Datasheet
CSB SO WPB GND
Figure 6. Pin assignment diagram
Pin Descriptions
Terminal
number
1
2
3
4
5
6
7
8
Terminal
name
CSB
SO
WPB
GND
SI
SCK
HOLDB
VCC
Input
/Output
Input
Output
Input
－
Input
Input
Input
－
Function
Chip select input
Serial data output
Write protect input
Write status register command is prohibited.
Write command is prohibited.
All input / output reference voltage, 0V
Start bit, ope code, address, and serial data input
Serial clock input
Hold input
Command communications may be suspended
temporarily (HOLD status)
Power source to be connected
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TSZ22111・15・001
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TSZ02201-0R1R0G100320-1-2
27.Feb.2014 Rev.002