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參數(shù)資料
| 型號(hào)： | LC72705E |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | QFP-44 |
| 文件頁(yè)數(shù)： | 9/14頁(yè) |
| 文件大?。?/td> | 165K |
| 代理商： | LC72705E |
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No. 5744-4/14
LC72705E
Pin Functions
Pin No.
Pin
Function
I/O
Circuit type
7
MSK
76-kHz MSK signal input (from the LV3400M/03M)
Input
26
27
28
CL
CE
DI
CCB serial interface
Clock input
Data control input
Data input
32
30
44
RST
STNBY
TEST
System reset input (active low)
Standby mode (active high)
Test (Must be connected to ground during normal operation.)
9
12
13
14
15
16
17
18
19
6
8
20
21
TP0
TP1
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TPC1
TPC2
TOSEL1
TOSEL2
Must be connected to either VDD or VSS.
Output
4
FILCK
Reference clock output for the LV3400M/03M
10
11
CLK16
DATA
Clock regeneration monitor
Demodulated data monitor
23
22
24
25
BLOCK
FLOCK
CRC4
INT
Outputs a high level during block synchronization.
Outputs a high level during frame synchronization.
Layer 4 CRCC check result output
External CPU interrupt signal
34
35
36
37
39
41
42
43
IC0
IC1
IC2
IC3
IC4
IC5
IC6
IC7
Internal connections. These pins must be left open.
29
DO
Data output used by the CCB serial interface
Input
Output
1
2
XIN
XOUT
System clock generation crystal oscillator element connections
—
5, 31, 38
3, 33,40
VDD
VSS
Power supply (+2.7 to 5.5 V)
Ground
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