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IC BLOCK DIAGRAM & DESCRIPTION
IC801 S524A40X21-SCT0(EEPROM)
8
VCC
4
GND
7
WP
3
A
2
2
A
1
1
A
0
6
SCL
5
SDA
DEVICE
ADDRESS
COMPARATOR
START
STOP
LOGIC
SERIAL
CONTROL
LOGIC
H.V. PUMP/TIMING
DATA RECOVERV
EEOROM
SERIAL MUX
D
OUT
/ACK
LOGIC
V DEC
DATA WORD
ADDR/COUNTER
R/W
D
IN
D
OUT
LOAD
INC
COMP
LOAD
FN
X DEC
OUT
GND
V
DD
C
D
2
1
3
4
R
D
Vref
PIN No.
1
2
3
4
PIN NAME
GND
V
DD
C
D
OUT
INTERNAL EQUIVALENT CIRCUIT
Refer to BLOCK DIAGRAM
FUNCTIONS
GND Pin
V
DD
Pin / Voltage Detect Pin
Capacitor Connect Pin with Delay
Reset Signal Output Pin
IC802 PST3627U(System Reset)
IC851 PQ070XZ01Z(Regulator)
1
2
5
3
4
DC INPUT(Vin)
ON/OFF
CONTROL (Vc)
DC OUTPUT(Vo)
OUTPUT
VOLTAGE
ADJUST (Vadj)
EXCLUSIVE IC
IC859 NC7SZ157P6
(UHS 2-Input Non-Inverting Multiplexer)
I
1
GND
I
0
1
2
3
6
5
4
S
Z
Vcc
Pin Name
I
0
, I
1
S
Z
Description
Data Inputs
Control Inputs
Output
Connection Diagram
Pin Descriptions
(Top View)
1
0
IC881 KRX101U (Switching Application)
Q1
Q2
1
5
2
3
4
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