STV0056AF View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STV0056AF' PDF : 27 Pages View PDF
STV0056AF
GENERAL BLOCK DIAGRAM
From Tuner
From TV,
VCR/Decoder
From Tuner
22kHz to LNB
B-BAND 2
Video
Processing
4
2
FM
Demodulation
2 Channels
Wegener
Panda +
Deemphasis
STV0056AF
6x3
3
Video
Matrix
Audio
Matrix
3
+
Volume
I2C Bus
Interface
To TV, VCR/Decoder
Active in Stand-by
VIDEO PROCESSING BLOCK DIAGRAM
I/O/22kHz 25
B-BAND IN 16
LPF
NTSC
PAL
VIDEEM2/22kHz
9
VIDEEM1 UNCL DEEM
12
8
22kHz
TONE
G
±1
Baseband
Deemphasized
÷2
CLAMP IN
6
CLAMP
S3 VID RTN
61 CLAMP
S2 VID RTN
4 CLAMP
S1 VID RTN
60 CLAMP
STV0056AF
Normal
Decoder Return
VCR Return
TV Return
BLACK LEVEL
ADJUST
63 64
S3 VID OUT
To Decoder
2
S2 VID OUT
To VCR
To TV
7/27
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