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Altera_Forum
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18 years ago

TVP5146 initialization on Video Input Daughtercard

Hi all, Altera's Video Input Daughtercard (as included with the Cyclone II DSP dev kits) uses 2 of the TI TVP5146 TV decoder ICs. The only example design I can find that uses this card is the ...
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Altera_Forum
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17 years ago

Ok if you get the TVP5146 chip datasheet, it has all the I2C addressing documented in it

It is availiable at

http://focus.ti.com/lit/ds/symlink/tvp5146.pdf

at the moment i'm trying to hook the same card up to a Cyclone III kit using the HSMC E-Gasket to santa-cruz converter. However the only problem i seem to be having is that i can't find information about matching the imedances of the 3.3v card with that of the FPGA.

You possibly need to put a series impedance in place to match the line and prevent overvoltage.

If you come across anything like that on your stratix II adventure let me know :P