19
D-EJ955
Pin No.
Pin Name
I/O
Description
45
INW1
I
Battery charge circuit error amplifier invert input for rechargeable battery
46
RF1
O
Battery charge circuit error amplifier output for rechargeable battery
47
VOUT1
O
VIN power supply circuit control transistor drive signal output terminal Not used (open)
48
DCIN
I
DCIN (AC adapter power supply) detection terminal
49
VDRAM
O
VDRAM output to the system controller (IC801)
50
VCPU
I
VCPU input terminal
51
VCC1
O
VCC1 output terminal
52
DFLAY
—
Constant terminal at the VCC1 control
53
DTC2
—
Power supply 2 (VCPU) duty setting terminal
54
INM2
I
Power supply 2 (VCPU) operational amplifier invert input
55
RF2
O
Power supply 2 (VCPU) operational amplifier output
56
INP2
I
Power supply 2 (VCPU) operational amplifier non-invert input
57
STNG
—
Connected to the external transistor for power supply 2 (VCPU)
58
CHGMNT
O
Battery charge voltage detection signal output to the system controller (IC801)
59
BATM2
I
Lower rechargeable battery minus terminal
60
BATM1
I
Upper rechargeable battery minus terminal
61
VLGO2
O
Power supply 2 (VCPU) output terminal
62
L2L
—
Connected to the inductor for power supply 2 (VCPU)
63
PGND2
—
Ground terminal (for power supply 2 (VCPU))
64
L2H
—
Connected to the inductor for power supply 2 (VCPU)
65
VIN
I
VIN input terminal for power supply 4
66
L4L
—
Connected to the inductor for power supply 4 (VAPC)
67
PGND4
—
Ground terminal (for power supply 4 (VAPC))
68
L4H
—
Connected to the inductor for power supply 4 (VAPC)
69
VLGO4
O
Power supply 4 (VAPC) output terminal
70
L3L
—
Connected to the inductor for power supply 3 (VDAC)
71
PGND3
—
Ground terminal (for power supply 3 (VDAC))
72
L3H
—
Connected to the inductor for power supply 3 (VDAC)
73
VLGO3
O
Power supply 3 (VDAC) output terminal
I
VCC2 input terminal for VCC3
O
VCC3 (VDOJ) output terminal
I
Power supply 3 (VDAC) operational amplifier 1 invert input
I
Power supply 3 (VDAC) operational amplifier 1 non-invert input
O
Power supply 3 (VDAC) operational amplifier output and connected to the external transistor for
power supply 3 (VDAC)
—
Power supply 3 (VDAC) duty setting terminal
—
Power supply 4 (VAPC) duty setting terminal
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