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  • UCC2946: temperature range

    TI Thinks Resolved
    Part Number: UCC2946 Hi Champs, there is some contradicting information about the temperature grade of this device. https://www.ti.com/product/UCC2946 Website says: +90C Datasheet says on page 2: +95C Datasheet says on page 9: +85C could you please…

  • UCC2946: Help to check how much current could UCC2946PWTR WDO pin could drive?

    TI Thinks Resolved
    Part Number: UCC2946 Hi Team, Please help to check what the maxima Iout from UCC2946PWTR pin WDO? Customer system would need to connect to the VCC pin for next stage logic and would like to confirm if any limitation? Thanks

  • UCC2946: The relation between RESET/WDI and WDO

    TI Thinks Resolved
    Part Number: UCC2946 Hi team, My customer is asking about datasheet figure 4 (Watchdog Circuit Timings) 1. Once RESET is low, WDO will always keep high no matter WDI pulse exceeds TWP or not? 2. If Q#1 is yes, once RESET is low so WDO is always high…

  • UCC2946: Could you kindly help to check the value between t5 and t6?

    TI Thinks Resolved
    Part Number: UCC2946 Dears: Could you kindly help to check the value between t5 and t6 as below picture: Since from datasheet there is no description about the value.

  • UCC2946 max watchdog/reset periodic

    Dear Sirs, May I have your support to confirm the max reset & watch dog period time ? Our target is 5 minutes for Watch dog 5 second for reset Many thanks !

  • UCC2946-Q1: Reset time out period and watchdog time out period minimum and maximum values calculation

    Part Number: UCC2946-Q1 Other Parts Discussed in Thread: SN65HVD75 I am planning to use the below part number in one of my application. I need technical data for this part. can you please support. Part Number selected : 1. UCC2946-Q1 2.SN65HVD75 Question…

  • UCC2946

    Other Parts Discussed in Thread: UCC2946 , UCC3946 , TPL5000 need a watchdog timer which generates RESET when no input signal is asserted in the watchdog timeout (see the figure below). Is the ucc2946 device – can it be suitable forthis requirements?…

  • Using UCC2946 watchdog without its voltage supervisor

    Other Parts Discussed in Thread: UCC2946 , TPL5000 Hello, I am planning to use the UCC2946 for a purpose slightly different than its intended use. I intend to use it as a fail-safe to disable a laser if the WDI pin has not been toggled for a certain amount…

  • UCC2946/3946 Watchdog period

    Other Parts Discussed in Thread: UCC3946 , UCC2946 Hello, Customer want to program (Twp)Watchdog period around 10ms, but datasheet does not have Twp minimum information. Please advice rough Twp minimum time and if 10ms is acceptable. Regards.

  • ucc2946 reset output independent of the watchdog

    From the block diagram of the SLUS247f.pdf, I dont see the relation of the watchdog with the nRES output.. The only connection that connects the two are the Q output of the SR flipflop to the NAND gate.. If I look at the timing diagram of figure 4, the…

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