Fujitsu MB3891 Datasheet page 4

Power management ic for gsm mobile phone
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MB3891
(Continued)
Pin No.
Symbol
42, 43
VBAT4
44
CONT4
45
SW1-OUTPUT
46
SW1-INPUT
47
SW3-OUTPUT
48
SW3-INPUT
49, 50
N.C.
51
SW2-OUTPUT
52
SW2-INPUT
53
SW1-ON
54
SW2-ON
55
SW3-ON
56
CONT3
57
CONT5
58
OUT5
59
GND5
60, 61, 62
VBAT3
63, 64
N.C.
4
I/O
Supply voltage for LDO4.
I
OUT4 output voltage selection ("L"=2.8 V,"H"=2.5 V).
O
Output of general purpose switch number 1 (Drain).
I
Input of general purpose switch number 1 (Source).
O
Output of general purpose switch number 3 (Drain).
I
Input of general purpose switch number 3 (Source).
Non connection.
O
Output of general purpose switch number 2 (Drain).
I
Input of general purpose switch number 2 (Source).
I
General purpose switch number 1 Enable (Active high).
I
General purpose switch number 2 Enable (Active high).
I
General purpose switch number 3 Enable (Active high).
I
OUT3 and OUT4 supply voltage Enable (Active high).
I
OUT5 supply voltage Enable (Active high).
O
Output terminal of LDO5.
LDO5 ground pin.
Supply voltage for LDO and LDO5.
Non connection.
Descriptions

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