MSU3022 Просмотр технического описания (PDF) - Mosel Vitelic Corporation
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производитель
MSU3022 Datasheet PDF : 16 Pages
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MOSEL VITELIC INC.
Preliminary
MSU3022/U3032/U3042
Signal Summary
84L
dice PLCC Signal
Pad # pin # symbal
63
Vdd1
1
64
Vreg
1
65, 66
CUP1,2
2
67
X1
1
68
X2
1
69
COM1
1
70, 1-24
SEG1-25 25
25, 26
COM3,2 2
27
BAK
1
28, 29
Vss1,2
2
30, 31
S4,S3
2
32
LGT
1
33-36
IOA1-4
4
37
RES
1
38
NC2
1
39
NC3
1
40
Vdd2
1
41
Rosc
1
42
VssV
1
43
Cout
1
44, 45
Vout1,2
2
46-48
IOB1,2,3 3
49
NC1
1
50
IOB4
1
51
VBZ/INT 1
52-55
P1,2,3,4 4
56-59
M1,2,3,4 4
60
NC4
1
61,62
S2,1
2
Active I/O
Power
O
I
I
O
O
O
O
Power
Power
I
O
I/O
HI
Power
I
Power
O
O
I/O
I/O
I/O
O
I
NC
I
Functions
Positive power supply for CPU function block
Voltage regulator
Voltage doubler capacitor
Crystal Oscillator input, 32768 Hz
Crystal Oscillator Output, 32768 Hz
Common plate for LCD panel
25 segment outputs for LCD panel
Common plate for LCD panel
Negative power supply
BackUp negative power supply
One-way input port; note 1
Output port
Bidirectional Input / output port
System reset
No connection
No connection
Positive supply for voice function block, internally connected to pad Vdd1
Oscillator Resistor for voice function block
Negative power supply for voice signal
Audio signal current output
Audio signal voltage output
Bidirectional Input / Output port
No connection
Bidirectional Input / Output port
Busy status output; internally connected to INT (interrupt request) pin of CPU
One-way output port, 4 bits
One-way input port; note 1
No connection
One-way input port, note 1
Note 1. with chatter removal time for either 8 ms (ph8) or 2 ms (ph6)
Specifications subject to change without notice, contact your sales representatives for the most recent information.
4/16
PID 262(*) 08/97
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