FMS6417A Datasheet, PDF (11/14 Pages) Fairchild Semiconductor – Selectable RGB (YUV) HD/SD Video Filter Driver with Y, C, Composite, and Modulator Outputs

Applications
Typical Application Diagrams (Continued)
INMUX (A/B) Filter Select (HD/SD)
29
28
DAC
RinA (VinA)
RinB (VinB)
GinA (YinA)
GinB (YinB)
BinA (UinA)
BinB (UinB)
31
MUX
32
1
MUX
2
3
MUX
4
6th Order Filter
24
6dB
6th Order Filter
23
6dB
6th Order Filter
22
6dB
75Ω 220µF
Video Cables
75Ω 220µF
75Ω 220µF
ROUT (VOUT)
75Ω
GOUT (YOUT)
75Ω
BOUT (UOUT)
75Ω
Encoder
Y_IN
AUX_IN
C_IN
12
MUX
10
11
MUX
3.3V
0.1µF ^3MΩ
1MΩ
Use a voltage divider
on each input to set
the input common
mode range
0.5V
Internal
Reference
8, 14, 20
CVMUX
5 ^(YIN^/CIN^{; AUX}IN⁾
26
21
6dB
17
6dB
19
6dB
6
6dB
9 15 25 27
75Ω 220µF
75Ω 220µF
75Ω 220µF
75Ω 220µF
Video Modulator
+
YOUT
75Ω
To TV
75Ω
CVOUT to VCR
75Ω
COUT
75Ω
MOD_OUT to channel 3 or 4
4.5MHz FM Sound
5V
10µF
0.1µF
0.01µF 0.01µF
0.1µF
3.3V
10µF
Figure 19. Typical application diagram (AC-coupled input)
FMS6417A Rev. 2A
11
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