BU9829GUL-W (16Kbit)
● Block Diagram
Datasheet
CSB
SCK
INSTRUCTION
DECODE
CONTROL CLOCK
GENERATION
VOLTAGE
DETECTION
WRITE
INHIBITION
HIGH VOLTAGE
GENERATOR
SI
INSTRUCTION
REGISTER
ADDRESS
11bit
ADDRESS
11bit
REGISTER
DECODER
16,384 bit
EEPROM
SO
DATA
REGISTER
8bit
R/W
AMP
8bit
2bit
V OUT
AMP
+
B.R
LDOEN
V OUT SETTING REGISTER
RESISTOR
● Pin Configuration
(BOTTOM VIEW)
C
C1
C2
C3
B
A
B1
A1
1
B2
A2
2
B3
A3
3
INDEX POST
● Pin Descriptions
Land
No.
A1
A2
A3
B1
B2
B3
C1
C2
C3
Pin
Name
Vcc1
CSB
SCK
Vcc2
SI
SO
V OUT
GND
LDOEN
I/O
IN
IN
IN
OUT
OUT
IN
Function
Power Supply (EEPROM)
Chip Select Control
Serial Data Clock Input
Power Supply (LDO)
Start Bit, Op.code, Address, Serial Data Input
Serial Data Output
LDO Regulator Output
Ground (0V)
LDO Regulator Enable
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? 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
2/23
TSZ02201-0R2R0G100400-1-2
28.AUG.2012 Rev.001
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