Mb3891 – FUJITSU MB3891 User Manual
Page 4
MB3891
4
(Continued)
Pin No.
Symbol
I/O
Descriptions
42, 43
VBAT4
Supply voltage for LDO4.
44
CONT4
I
OUT4 output voltage selection (“L”=2.8 V,“H”=2.5 V).
45
SW1-OUTPUT
O
Output of general purpose switch number 1 (Drain).
46
SW1-INPUT
I
Input of general purpose switch number 1 (Source).
47
SW3-OUTPUT
O
Output of general purpose switch number 3 (Drain).
48
SW3-INPUT
I
Input of general purpose switch number 3 (Source).
49, 50
N.C.
Non connection.
51
SW2-OUTPUT
O
Output of general purpose switch number 2 (Drain).
52
SW2-INPUT
I
Input of general purpose switch number 2 (Source).
53
SW1-ON
I
General purpose switch number 1 Enable (Active high).
54
SW2-ON
I
General purpose switch number 2 Enable (Active high).
55
SW3-ON
I
General purpose switch number 3 Enable (Active high).
56
CONT3
I
OUT3 and OUT4 supply voltage Enable (Active high).
57
CONT5
I
OUT5 supply voltage Enable (Active high).
58
OUT5
O
Output terminal of LDO5.
59
GND5
LDO5 ground pin.
60, 61, 62
VBAT3
Supply voltage for LDO and LDO5.
63, 64
N.C.
Non connection.