SGM9137 Datasheet, PDF (4/12 Pages) SG Micro Corp – 4-Channel, Video Filter Driver for SD/HD

SGM9137
BLOCK DIAGRAM
SD IN1
HD IN2
HD IN3
HD IN4
Clamp
Bias
Bias
Bias
4-Channel, Video Filter
Driver for SD/HD (1080i)
SD, 6th-Order
1080i, 6th-Order
6dB
SD OUT1
6dB
HD OUT2
6dB
HD OUT3
6dB
HD OUT4
TYPICAL APPLICATION CIRCUIT
Encoder/DAC
CV
Pb
Pr
Y
0.1µF
R1
0.1µF
R2
0.1µF
R3
CV_{IN Clamp}
Pb_{IN Bias}
SGM9137
Pr_{IN Bias}
0.1µF
R4
Y_{IN Bias}
CV_OUT
75Ω
Pb_OUT
75Ω
Pr_OUT
75Ω
Y_OUT
75Ω
220µF
220µF
220µF
220µF
NOTE:
1. Power supply V_CC must be sequenced on first before input video signals.
CV_OUT
Pb_OUT
Pr_OUT
Y_OUT
SG Micro Corp
4
www.sg-micro.com