STV0056AF データシートの表示（PDF） - STMicroelectronics

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STV0056AF

SATELLITE SOUND AND VIDEO PROCESSOR

STMicroelectronics 

PIN ASSIGNMENT (continued)

Pin Number

21

22

23

24

25

26

27

28

29

30

31

32

34

33

35

36

37

38

39

40

41 - 42

43

44 - 45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

Name

S3 RTN R

AGC L

S3 OUT L

S3 OUT R

I/O/22kHz

SCL

SDA

HA

J17 R

J17 L

XTL

VDD 5V

NC

GND 5V

CPUMP L

DET L

U75 L

AMPLK L

AGC R

NC

A GND L

VREF

A 12V

AMPLK R

DET R

U75 R

CPUMP R

IREF

PK OUT R

PK OUT L

LEVEL L

PK IN L

FC L

A GND R

FC R

PK IN R

LEVEL R

S1 VID RTN

S3 VID RTN

VOL R

S3 VID OUT

S1 VID OUT

Function

Auxiliary Audio Return Right (from decoder)

AGC Peak Detector Capacitor Left

Auxiliary Audio Output L (to decoder)

Auxiliary Audio Output R (to decoder)

Digital Input/Output or 22kHz Output

I2C Bus Clock

I2C Bus Data

Hardware Address

J17 Deemphasis Time Constant Right

J17 Deemphasis Time Constant Left

4/8MHz Quartz Crystal or Clock Input

Digital 5V Power Supply

Not Connected

Digital Power Ground

FM PLL Charge Pump Capacitor Left

FM PLL Filter Left

Deemphasis Time Constant Left

Amplitude Detector Capacitor Left

AGC Peak Detector Capacitor Right

Audio Ground

2.4V Reference

Audio 12V Supply

Amplitude Detector Capacitor Left

FM PLL Filter Right

Deemphasis Time Constant Right

FM PLL Charge Pump Capacitor Right

Current Reference Resistor

Noise Reduction Peak Detector Output Right

Noise Reduction Peak Detector Output Left

Noise Reduction Level Left

Noise Reduction Peak Detector Input

Audio Roll-off Left

Audio Ground

Audio Roll-off Right

Noise Reduction Peak Detector Input Right

Noise Reduction Level Right

TV-Scart 1 Video Return

Decoder-Scart Video Return

Volume Controlled Audio Out Right

Decoder-Scart Video Output

TV-Scart 1 Video Output

STV0056AF

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