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參數(shù)資料
| 型號： | LC85050 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Cordless Answering Machine System IC(無繩應(yīng)答電話機(jī)系統(tǒng)芯片) |
| 中文描述： | 無繩電話應(yīng)答機(jī)系統(tǒng)集成電路（無繩應(yīng)答電話機(jī)系統(tǒng)芯片） |
| 文件頁數(shù)： | 5/7頁 |
| 文件大?。?/td> | 43K |
| 代理商： | LC85050 |
No. 6237-5/7
LC85050
Pin Functions
Type
I
Input
B
Bidirectional
NC
Not connected
O
Output
P
Power supply
Pin No.
Pin
I/O
Function
1
PV
DD
PGND
P
PLL frequency multiplier 3.3 V power supply
2
P
PLL frequency multiplier ground
3
RIN
I
PLL frequency multiplier bias input
4
PLLI
I
PLL frequency multiplier VCO input
5
PLLO
O
PLL frequency multiplier charge pump output
6
PLOCK
O
PLL frequency multiplier operating status output
7
TESTR
I
8
TESTEN
I
Test inputs. These input must be connected to DGND during normal operation.
9
TESTD
I
10
RESET
I
Reset input
11
XIN
I
Oscillator amplifier input (3.6864 MHz)
12
XOUT
O
Oscillator amplifier output
13
DGND
P
Digital system ground
14
DV
DD
3
P/S
P
Digital system 3.3 V power supply
15
I
Host CPU interface selection signal
16
CPUCS
I
Host CPU chip select signal
17
CPUOE/DCK
I
In parallel mode: host CPU read signal
In serial mode: data clock input signal
18
CPUWE/DSET
I
In parallel mode: host CPU write signal
In serial mode: data transfer complete input
19
CD0/DIN
B
In parallel mode: host CPU data bus lines
In serial mode: CD0 functions as host CPU serial data signal,
and CD1 functions as the host CPU serial data output.
20
CD1/DOUT
B
21
CD2
B
22
CD3
B
23
DGND
P
Digital system ground
24
DV
DD
5
CD4
P
Digital system 5.0 V power supply
25
B
26
CD5
B
In parallel mode: host CPU data bus lines
27
CD6
B
28
CD7
B
29
BUSY
O
Status output that indicates the host CPU interface status
30
IREQ
O
Interrupt request output
31
DV
DD
3
DGND
P
Digital system 3.3 V power supply
32
P
Digital system ground
33
NC
34
NC
35
NC
36
PA0
O
37
PA1
O
Output ports
38
PA2
O
39
DV
DD
5
DGND
P
Digital system 5.0 V power supply
40
P
Digital system ground
41
AV
DD
AGND
P
Analog system 3.3 V power supply
42
P
Analog system ground
43
AUXI
I
Auxiliary analog input
44
MIC
I
Analog audio input
45
RXA
I
Analog circuit input
46
VREF
O
Analog reference output
47
AUXO
O
Auxiliary analog output
48
SPOUT
O
Analog audio output
49
TXA
O
Analog circuit output
50
AGND
P
Analog system ground
Continued on next page.
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