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參數資料
| 型號： | LC82102 |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封裝： | QFP-64 |
| 文件頁數： | 4/5頁 |
| 文件大小： | 74K |
| 代理商： | LC82102 |
Continued from preceding page.
Type: I: Input pin, O: Output pin, B: Bidirectional pin, P: Power supply pin, NC: No connection
No. 5155-4/5
LC82102, LC82102W
Pin No.
Symbol
I/O
Function
21
WR
I
CPU interface write signal
22
RD
I
CPU interface read signal
23
ME
I
CPU interface memory enable signal
24
DVDD
P
Digital system power supply
25
CLKIN
I
System clock input
26
TEST
I
Test pin (Connect to ground in normal use.)
27
IOE
I
CPU interface I/O enable signal
28
MCS
I
CPU interface memory chip select signal
29
IOCS
I
CPU interface I/O chip select signal
30
ICLK
I
External sampling point signal input
31
TRIG
I
External trigger signal input
32
RESET
I
System reset
33
SAMP/LININT
O
A/D converter sampling point monitor signal output/LINE signal output
34
AP3
O
General-purpose analog ports
35
AP2
O
36
AGND
P
Digital system ground
37
ADREFL
I
A/D converter low reference voltage
38
DAREFL
I
D/A converter low reference voltage
39
AIN
I
Sensor signal input
40
TEMP
I
Temperature signal input
41
ATAP
O
Intermediate analog connection
42
DAREFH
I
D/A converter high reference voltage
43
AVDD
P
Analog system power supply
44
AP1
O
General-purpose analog ports
45
AP0
O
46
AGND
P
Analog system ground
47
PD7/SD
B
DMA output/serial data output
48
PD6/SDCK
B
DMA output/serial data transfer clock
49
DGND
P
Digital system ground
50
PD5/SDE
B
DMA output/serial data output valid signal
51
PD4/PP4
B
52
PD3/PP3
B
53
PD2/PP2
B
DMA output/general-purpose I/O ports
54
PD1/PP1
B
55
PD0/PP0
B
56
DVDD
P
Digital system power supply
57
DACK/PP5
B
DMA data acknowledge signal input/general-purpose I/O port
58
DREQ/PP5
B
DMA data request signal output/general-purpose I/O port
59
MTP/PP7
B
Motor drive timing signal output/general-purpose I/O port
60
CLK2
O
61
CLK1
O
Sensor drive signal output
62
RS
O
63
SH
O
64
DGND
P
Digital system ground
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