Single, Dual, Triple, and Quad Standard-Definition
Video Filter Amplifiers with AC-Coupled Input Buffers
MPEG
VDD
DECODER
CVBS
DAC
VDD
0.1μF
INA
LUMA
DAC
0.1μF
INB
VDD
CHROMA
DAC
0.1μF
INC
CLAMP
CLAMP
BIAS
MAX9588
LPF
AV = 2V/V
VDD
GND
75Ω
OUTA
3.3V
0.1μF
CVBS
75Ω
OUTB
LPF
AV = 2V/V
Y
OUTC 75Ω
LPF
AV = 2V/V
C
MPEG
VDD
DECODER
CVBS
DAC
0.1μF
INA
CLAMP
MAX9589
LPF
AV = 2V/V
VDD
GND
75Ω
OUTA
3.3V
0.1μF
CVBS1
0.1μF
INB
VDD
LUMA
DAC
0.1μF
INC
VDD
CHROMA
DAC
0.1μF
IND
CLAMP
CLAMP
BIAS
75Ω
OUTB
LPF
AV = 2V/V
CVBS2
75Ω
OUTC
LPF
AV = 2V/V
Y
OUTD 75Ω
LPF
AV = 2V/V
C
Figure 2. Typical Application Circuits for the MAX9588/MAX9589 (Reconstruction Filter)
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