C0402C0G1C010C020BC Datasheet, PDF (5/35 Pages) TDK Electronics – Commercial Grade ( General (Up to 50V) )

BR25G128-3
Block Diagram
CSB 1
SO 2
WPB 3
GND 4
Datasheet
INSTRUCTION DECODE
CONTROL CLOCK
GENERATION
VOLTAGE
DETECTION
WRITE
INHIBITION
HIGH VOLTAGE
GENERATOR
INSTRUCTION
REGISTER
ADDRESS
REGISTER
DATA
REGISTER
STATUS REGISTER
ADDRESS
14bit
14bit
DECODER
READ/WRITE
8bit
8bit
AMP
128K
EEPROM
8 Vcc
7 HOLDB
6 SCK
5 SI
Pin Configuration
Figure 3. Block Diagram
(TOP VIEW)
Vcc HOLDB SCK SI
Pin Descriptions
Terminal
name
Vcc
GND
CSB
SCK
SI
SO
Input
/Output
-
-
Input
Input
Input
Output
HOLDB Input
WPB
Input
CSB SO _WPB GND
Figure 4. Pin Configuration
Function
Power source to be connected
All input / output reference voltage, 0V
Chip select input
Serial clock input
Ope code, address, and serial data input
Serial data output
Hold input
Command communications may be suspended
temporarily (HOLD status)
Write protect input
Write status register command is prohibited
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TSZ02201-0R2R0G100670-1-2
19.Mar.2014 Rev.001