ADV7123: FAQ

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  • ADV7123 - Vref minimum and maximum specification is missing in the datasheet

    Q In our application we use the ADV7123 JST240 with internal Reference voltage @3,3V operating voltage. Referred to the datasheet (Rev D, page 4) the internal reference voltage is specified at 1,235V…
  • ADV7123 and ADV7125 sync levels

    The ADV7123 and ADV7125 are high-speed video DACs (10 bit and 8 bit respectively). A recent customer query has highlighted the fact that the diagrams in the datasheets (figures 3 and 5 respectively) imply…
  • ADV7123 and ADV7125 sync levels - 2

    ADV7123 and ADV7125 sync levels by Sybren The ADV7123 and ADV7125 are high-speed video DACs (10 bit and 8 bit respectively). A recent customer query has highlighted the fact that the diagrams in the…
  • ADV7123 and ADV7125 Thermal Characteristics

    The thermal characteristics of the ADV7123 and ADV7125 are as follows: Maximum junction temperature: 125ºC Theta J A = 50.1 ºC/W Theta J C = 15.7 ºC/W
  • ADV7123: Analog O/P values

    Q I have a question regarding the ADV7123 Video DAC. I connected the chip as described in the datasheet with a 562 Ohm resistor on the RSET pin and SYNCN (Sync on Green) to GND via a pull-down resistor…
  • ADV7123: Driving terminated video lines

    Q To be able to drive a regular monitor cable from the chip to the monitor, do I need to use output buffers on the RGB outputs or can I really drive it directly out of the chip as stated in the datasheet…
  • ADV7123: Output with no power applied

    Q My question concerns DAC ADV7123. On our board we use EP9315 (Cirrus Logic) as a processor. It contains video interface connected to DAC. Digital level is 0 to 3,3V. DAC is powered from 5V, also has…
  • What are the thermal characteristics for the ADV7123 and ADV7125?

    The thermal characteristics for the ADV7123 and ADV7125 are as follows: θJa: 50.1C/W θJc: 15.7degC/W

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