• PCM1754: Can PCM1754 operate with non-audio related sampling frequency?

  

  6534546

  TI Thinks Resolved

  Part Number: PCM1754 Hello Team, I would like to operate PCM1754 with non-common-audio related sampling frequency. (Except for 44.1kHz, 48kHz, 192kHz and so on.) For example, In case of fs=70kHz, BCK= 64*fs=4.48MHz, and SCK=128*fs=8.96MHz, Can PCM1754…

  • 16 days ago
  • Audio
  • Audio forum

• PCM1754: noise issue

  

  Yusuke Mukuno

  Part Number: PCM1754 HI expert. my customer have an issue about noise . 7pin (VOUT_L) is below, it seems some noise that the cycle is around 350ms. VOUT_L is not connected any resistors or capacitors. Could you please give me your advice for reason…

  • 12 days ago
  • Audio
  • Audio forum
Answered

• PCM1754: Delay time

  

  Kuramochi Tadahiko

  Resolved

  Part Number: PCM1754 Hi, I would like to know the delay time of PCM1754. I found the following thread. https://e2e.ti.com/support/audio/f/audio-forum/508704/pcm1754-delay-time-definition Justin-san said that it is 18/fs. However, the link he showed ( e2e…

  • Resolved

  • 1 month ago
  • Audio
  • Audio forum

• PCM1754: PCM1754 noise

  

  S Stone

  TI Thinks Resolved

  Part Number: PCM1754 Hey all, I was on this forum searching for "PCM1754 noise" and everything pointed to layout issues, grounding and decoupling. Although I had this exact issue seen in some posts, my resolution was none of the above. At teh…

  • 4 months ago
  • Audio
  • Audio forum
Answered

• PCM1754-Q1: How fast MUTE works?

  

  Masatoshi Oguri

  Resolved

  Part Number: PCM1754-Q1 Other Parts Discussed in Thread: PCM1755 , PCM1754 , PCM1753 Hello, The speed of MUTE for PCM1753 and PCM1755 is explained in the datasheet. But how about PCM1754? How long does it take from normal audio output level to infinite…

  • Resolved

  • 29 days ago
  • Audio
  • Audio forum
Answered

• PCM1754: Could you review schematic for PCM1754?

  

  Downey Kim

  Resolved

  Part Number: PCM1754 Hi TI experts, Could you review schematic for PCM1754? Thanks, Downey Kim.

  • Resolved

  • 4 months ago
  • Audio
  • Audio forum

• PCM1754: PCM1754 - POP noise

  

  dinesh kumar4

  TI Thinks Resolved

  Part Number: PCM1754 Hi, I am controlling the PCM1754 power(5V) though mosfet switch to control power up/down sequence. The same mosfet trigger signal is connected to mute pin of PCM1754 . If power ON and mute ON is triggered at the same time, is there…

  • 4 months ago
  • Audio
  • Audio forum

• PCM1754: PCM1754 - POP noise

  

  dinesh kumar4

  TI Thinks Resolved

  Part Number: PCM1754 Hi, I am controlling the PCM1754 power(5V) though mosfet switch to control power up/down sequence. The same mosfet trigger signal is connected to mute pin of PCM1754. If power of and mute ON is occurred at the same time, is there any…

  • 4 months ago
  • Audio
  • Audio forum
Answered

• PCM1754-Q1: manual or external RESET

  

  Masatoshi Oguri

  Resolved

  Part Number: PCM1754-Q1 Other Parts Discussed in Thread: PCM1754 , Hello, Is there any way to reset PCM1754 manually or externally? Thank you. Regards, Oguri (TIJ automotive FAE)

  • Resolved

  • 1 month ago
  • Audio
  • Audio forum
Answered

• PCM1754: Tone noise at 192KHz fs

  

  Mochi

  Resolved

  Part Number: PCM1754 Other Parts Discussed in Thread: PCM1753 Hello, Our customer found -100dB 5KHz-6KHz tone noise at no-signal input at 192KHz fs. When input -60dB 1KHz signal, this tone noise is disappeared, and -90dB it become identified. Furthermore…

  • Resolved

  • 2 months ago
  • Audio
  • Audio forum

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