Answered

• BQ4802Y: BQ4802Y

  

  Chosus

  Resolved

  Part Number: BQ4802Y Tool/software: Hello, I have made a circuit with the BQ4902Y. I can not use any other IC for several reasons I that would be off topic here. My circuit as such works. Meaning I have several IC on the bus. But I can not get any…

  • Resolved

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y: BQ4802Y: Pin function & power sequence understanding

  

  Kaushik Thumar

  Resolved

  Part Number: BQ4802Y Tool/software: Hi team, I am using BQ4802Y in my design. i had connected CEIN with VCC. Datasheet describe this pin as a chip enable input. I have a doute that if it is a chip enable than it should be logic high in both mode…

  • Resolved

  • 9 months ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y: BQ4802Y: RTC not working in POWER OFF, Crystal not coming

  

  Kaushik Thumar

  Resolved

  Part Number: BQ4802Y Other Parts Discussed in Thread: BQ32000 , BQ32002 Tool/software: Hi Team, I am using BQ4802Y in my project. During testing i notice that when my device is ON RTC will work perfectly. but when i power off the device RTC will not…

  • Resolved

  • 10 months ago
  • Clock & timing
  • Clock & timing forum

• BQ4802Y: Example code for BQ4802Y RTC with any processor

  

  yash jain

  TI Thinks Resolved

  Part Number: BQ4802Y Tool/software: I'm searching for an example code for the BQ4802Y RTC with any processor that demonstrates how to initiate if the IC is fresh. But I can't find any codes related to BQ4802Y. If you know how to find any example code…

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y: Capacitors for XTAL

  

  Chosus

  Resolved

  Part Number: BQ4802Y Tool/software: Hello, I am using the BQ4802Y and have the 32768KHz quarz hooked up with no capacitors. It seems to work fine although I have not yet tested in the long run.The quarz is specified with a load capacitance of 12.5pF…

  • Resolved

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum

• BQ4802Y: bq4802y

  

  CHEN YOUNG WU

  Part Number: BQ4802Y Why the BQ4802Y Clock is not keep clocking when system power down ? I have setted /STOP=1 in cotrol register E and use CR2302 Li Battery for Vbc. but the clock is not continue clock while system power down. I've checked the…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• RE: BQ4802Y: BQ4802Y don't keep clocking in VBC mode

  

  Rob Rodrigues

  Resolved

  Hi Chen, When VCC is removed, are you receiving the correct flags from the bq4802Y? The bq4802Y should bring /CEout to Vohb level. Is the slew rate of VCC falling meeting the 300us requirement? See tF in the datasheet power-down/power-up timing…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

• RE: BQ4802Y: BQ4802 Does not cycle time

  

  Chris Schneider

  Lane Boyd said: Hi Wyatt, Please send us an email at cts_dc@list.ti.com and we can help you with the sample request. Kind regards, Lane Lane, There is no one on the thread named Wyatt. Did you mean me to send you an email about the samples…

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum

• RE: BQ4802Y: I need a simple Real Time Clock

  

  David Hien

  hi, Please use the selector guide www.ti.com/.../products.html to select a RTC for your device. We have 2 ICs w/ I2C interface. Regards, David

  • over 7 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• BQ4802Y question

  

  Tiziano DePaoli

  Resolved

  Other Parts Discussed in Thread: BQ4802Y Good morning Is it possible use the BQ4802Y without the external NVSRAM? Are there some issues to consider? Thanks for your support. Tiziano

  • Resolved

  • over 10 years ago
  • Clock & timing
  • Clock & timing forum

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