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NEC DB2000 Service Manual page 123

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M5-TY0433
ASIC MINIMOE DEVICE
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
Pin Configuration.
Pin Configuration.
NAME
No.
GND
1
OUT7
2
OUT2
3
OUT3
4
VCC
5
OUT5
6
GND_1
7
GND
8
GND
9
OUT6
10
VIN
11
BUB
12
D1
13
VS1IN
14
B1
15
GND
16
GND
17
SEL
18
EN6
19
EN5
20
EN3
21
(32)
(31)
(30)
(29)
(28)
(9)
(10) (11) (12) (13) (14) (15) (16)
I/O
I
O
Regulator 7 Output. Filter Capacitor Connection
O
Regulator 2 Output. Filter Capacitor connection
O
Regulator 3 Output. Filter Capacitor Connection
I
O
Regulator 5 Output. Filter Capacitor Connection
I
I
I
O
Regulator 6 Output. Filter Capacitor Connection
I
Supply Voltage of 5V LDO's (Charge Pump output)
O
Backup battery buffer output (gate of external PMOS)
O
Square Wave out for Charge Pump
I
Battery Supply of Charge Pump
I
I
I
I
Regulator 5 voltage selection between 3V and 5V
I
R6 enable. A logic low on EN6 turns off regulator 6
I
R5 enable. A logic low on EN5 turns off regulator 5
I
R3 enable. A logic low on EN3 turns off regulator 3
(27)
(26)
(25)
DESCRIPTION
Ground
Battery supply of 3V LDO's
Ground for Charge Pump
Ground
Ground
Boost Voltage
Ground
Ground
mode
IC19
(24)
(23)
(22)
(21)
(20)
(19)
(18)
(17)

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