Dual, Triple, and Quad Standard-Definition Video
Filter Amplifiers with DC-Coupled Input Buffers
GRAPHICS PROCESSING
UNIT OR
MPEG DECODER
R
DAC
DAC
G
DAC
B
CVBS
DAC
MAX9585
VDD
+3.3V
0.1µF
GND
BUFFER
INA
OUTA 75Ω
220µF
LPF
AV = 2V/V
R
BUFFER
INB
OUTB 75Ω
220µF
LPF
AV = 2V/V
G
BUFFER
INC
75Ω
OUTC
220µF
LPF
AV = 2V/V
B
BUFFER
IND
75Ω 220µF
OUTD
LPF
AV = 2V/V
CVBS
Figure 1. AC-Coupled Outputs
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