Part Number: INA1620EVM Other Parts Discussed in Thread: TPA3126D2EVM , PCM2903EVM-U , , INA1620 Hi!
I am looking for a stereo pre amp EVM that can take analog audio input from the PCM2903EVM-U DAC, and function as a volume regulator, and send the signal…
Other Parts Discussed in Thread: PCM2903EVM-U , PCM2903 Hi!
This is not really a technical question. I already bought a PCM2903EVM-U. But why are the PCM29xx ADCs not on the list of Audio ADCs?
Here: https://www.ti.com/audio-ic/converters/adc/overview.…
Part Number: PCM2903C Other Parts Discussed in Thread: PCM2903EVM-U , Team,
my customer is interested in PCM2903CDBR, but has some questions. Can you support?
Are there any sidetone available to use internally? I cant seem to see it in the datasheet.
Any…
OK. Thank you. I will have to adjust the volume before the TPA3126D2EVM power stage.
Considering that the signal comes from the PCM2903EVM-U DAC:
Do you have any recommendations for an amp stage before the TPA3126D2EVM to make the volume fully adjustable…
Questions about the 5V power supply to the PCM2903EVM-U:
As far as I can tell, the PCM2903C chip itself uses max. 70 mA, 3.3V.
But I can't find any data on how much the whole PCM2903EVM-U uses?
In order to get a stable low noise power supply I was…
Hi Keith,
Yes we have an EVM for this part here: https://www.ti.com/tool/PCM2903EVM-U
Even though the EVM is labeled as the non-C version of the part, the chip on the PCB is the PCM2903C.
Best regards, Jeff McPherson
Part Number: PCM2903EVM-U Tool/software: Linux I'm using the usb sound card PCM2903CEVM-U with Linux and alsa.
The input line doesn't appear in alsamixer command.
is it possible to adjust the input sensitivity level of the microphone?
Thanks
Hello,
A reference schematic and layout for the PCM2903EVM can be found in the EVM User's Guide on the EVM tool folder: https://www.ti.com/tool/PCM2903EVM-U
Hi Marion,
You can test this using the PCM2903EVM: https://www.ti.com/tool/PCM2903EVM-U
I'm not a Windows driver expert but from what I understand from the Windows driver side the device looks like a standard line-in/line-out device. The PCM2903C is…