TDP158: TDP158 can't run 4k2k60p

Hugo Liu

Genius 5095 points

Part Number: TDP158

Hi Sir,

Our customer used TDP158 on product, but can't run 4k2k60p, but 4k2k30p is OK.

we have Try Pin 17 EQ1 Pull High/Low & Floating no improve,

Do you have any suggest for this issue?

Hugo

over 7 years ago

0 David (ASIC) Liu over 7 years ago

TI__Guru**** 192831 points

Hugo

Would you please send me the schematic?

Besides EQ1, are you also changing EQ2?

Thanks
David

0 Hugo Liu over 7 years ago in reply to David (ASIC) Liu

Genius 5095 points

Hi David,

I had pass schematic to you Through message.

Hugo

0 Hugo Liu over 7 years ago in reply to Hugo Liu

Genius 5095 points

Hi David,

Our customer have setting EQ1/EQ0 as below, but not improve.

0=1k to GND, 1=1k to +3.3V, Z=Floating
Today
EQ2/EQ1=00
EQ2/EQ1=Z0
EQ2/EQ1=ZZ
EQ2/EQ1=Z1
EQ2/EQ1=11

Last week
EQ2/EQ1=00
EQ2/EQ1=0Z
EQ2/EQ1=01

Hugo

0 David (ASIC) Liu over 7 years ago in reply to Hugo Liu

TI__Guru**** 192831 points

Hugo

Please see schematic review I provided, do they have a scope that they can use to measure the output?

Thanks
David

0 Hugo Liu over 7 years ago in reply to David (ASIC) Liu

Genius 5095 points

Hi David,

I had pass some information to you.

Hugo

0 Hugo Liu over 7 years ago in reply to Hugo Liu

Genius 5095 points

Hi David,

We will try to get Test report form customer

Hugo

0 Hugo Liu over 7 years ago in reply to Hugo Liu

Genius 5095 points

Hi David,

Thanks for your support.
Our customer change the Monitor can be show the 4k2k60.

Hugo

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TDP158: TDP158 can't run 4k2k60p