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TSH103

Low cost triple video buffer/filter for standard video

STMicroelectronics 

TSH103

Using the TSH103 to drive video signals

The interface is illustrated in Figure 11. It is composed of:

● Three 75-ohm resistors

● Three matching resistors

● One 10µF power supply decoupling capacitor

● One 10nF power supply decoupling capacitor

Figure 11. Implementation of the TSH103 (output DC and AC coupling)

+5V

Y,G

DAC

75Ω

Cable

R

Pb,B,C

DAC

75Ω

Cable

TV

Pr,B, CVBSR

DAC

TSH1703

SSOO88

75Ω

Cable

R

+5V

Y,G

DAC

220µF

+

75Ω

Cable

R

Pb,B,C

DAC

220µF

+

75Ω

Cable

TV

Pr,B, CVBSR

DAC

TSH1703

SSOO88

220µF

+

75Ω

Cable

R

1. Note that the TSH103 is input DC coupling only. It is not AC coupling.

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