• BQ32000: Issue with BQ32000 RTC Communication Using MSPM0L2228 (Bit-Banged I2C at 4 MHz)

  

  Ankush

  Part Number: BQ32000 Other Parts Discussed in Thread: MSPM0L2228 Dear Support Team, I am currently interfacing the BQ32000 RTC with the MSPM0L2228 microcontroller. System details: MCU: MSPM0L2228 MCU Clock Frequency: 4 MHz Communication…

  • 10 days ago
  • Clock & timing
  • Clock & timing forum

• BQ32000: BQ32000 - IRQ as alarm

  

  Hector Perdomo

  TI Thinks Resolved

  Part Number: BQ32000 Tool/software: Hi, The datasheet says that the IRQ pin is a configurable output. How can configure it to change its status at an specific time and date? Thanks

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

• BQ32000: BQ32000 - Suggested Voltage Rating for Vback Super Capacitor?

  

  Adam Emes

  Resolved

  Part Number: BQ32000 Tool/software: Hello, What is the recommended voltage rating for the Vback super capacitor? The datasheet specifies that the Vback voltage can reach Vcc. Vcc in my application is 3.3V - does this imply the super capacitor should…

  • Resolved

  • 8 months ago
  • Clock & timing
  • Clock & timing forum

• BQ32000: PCA8565 replacement

  

  Daniel Wang (auto)

  TI Thinks Resolved

  Part Number: BQ32000 Hello team, My customer is searching for an automotive replacement for PCA8565 for 12V BMS project, pls. suggest, thanks! BR, Daniel

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

• BQ32000: BQ32000

  

  sudhir mishra

  Resolved

  Part Number: BQ32000 Tool/software: Hi I am using B0510-2R5224-R (Supercapacitors / Ultracapacitors .22F 2.5V EDLC B SERIES CYL) supercapacitor for backup. Is this will work or suggest me a supercapacitor to use with BQ32000. THANK YOU.

  • Resolved

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

• BQ32000: BQ32000

  

  sudhir mishra

  Resolved

  Part Number: BQ32000 Tool/software: BQ32000DR Hi I want to know, if I'm not going to use IRQ* PIN in my design what can i do with that pin. please suggest me the solution. than you.

  • Resolved

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

• BQ32000: BQ32000 Trickle charge issue

  

  William Wu

  TI Thinks Resolved

  Part Number: BQ32000 Tool/software: Hi Our product uses this RTC IC, and it has already been implemented in a large volume of mass-produced products. Currently, we are encountering an issue with a new model, but the RTC circuitry, layout routing,…

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

• BQ32000: Inquiry on Daily Drift Calculation for RTC BQ32000 with 32.768kHz Crystal

  

  first_name last_name

  TI Thinks Resolved

  Part Number: BQ32000 Tool/software: Dear TI Support Team, I hope this message finds you well. I am currently evaluating the RTC BQ32000 models paired with a 32.768kHz crystal and would like to understand the expected daily time drift when using…

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

• BQ32000: PCA8565 replacement

  

  Daniel Wang (auto)

  TI Thinks Resolved

  Part Number: BQ32000 Tool/software: Hello team, My customer is using PCA8565 for clock, may you recommend an automotive alternative? I2C is required. Thanks. Regards Daniel Wang

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

• BQ32000: Calibration Mechanism

  

  Mike Yu

  Resolved

  Part Number: BQ32000 Tool/software: Hi Team, My customer reported that the crystal frequency isn't accuracy, they are going to use BQ32000 calibration function to adjust the crystal frequency. I followed the E2E post instructions, and I can…

  • Resolved

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

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