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Showing 30 results View by: Thread Post Sort by
    Answered
  • TRSF3221E: Difference between TRSF3221E and TRS3227E

    Atsushi Takahashi
    Atsushi Takahashi
    Resolved
    Part Number: TRSF3221E Other Parts Discussed in Thread: TRS3227E Tool/software: Hi Team, 1) What's the difference between TRSF3221E and TRS3227E?. 2) What's the difference between Auto-powerdown(TRSF3221E supports) and Auto-powerdown plus(TRS3227E…
    • Resolved
    • 9 months ago
    • Interface
    • Interface forum
  • TRSF3221E: rs-232 to CAN

    TI-CSC
    TI-CSC
    Part Number: TRSF3221E Other Parts Discussed in Thread: MAX3232 , ISO1042 , SN65HVD230 , TCAN4550 Hello E2E Experts, Good day. I completely understand — there really isn’t a single chip capable of performing a direct RS-232 ↔ CAN Bus conversion without…
    • 1 month ago
    • Interface
    • Interface forum
  • TRSF3221E: RS-232 voltage output is too low

    Barry Condron
    Barry Condron
    TI Thinks Resolved
    Part Number: TRSF3221E Tool/software: This design uses a TRSF3221E device. The DOUT levels are too low. I am expecting to see +/- 5V levels, at least. Measuring +2.8V and -1.7V signals on DOUT. I am assuming there is a problem with the charge pump. VCC…
    • 3 months ago
    • Interface
    • Interface forum
  • TRSF3221E: Schematic review

    Billy
    Billy
    TI Thinks Resolved
    Part Number: TRSF3221E Other Parts Discussed in Thread: TMUX7234 Tool/software: Hello, I had asked a question previously about using the TMUX7234 to switch RS232 signal lines. After doing more research I was able to come up with a design and would…
    • over 1 year ago
    • Interface
    • Interface forum
  • Answered
  • TRSF3221E: Need an Alternate with Flow control pin transceiver.

    Desireddy Teja Reddy
    Desireddy Teja Reddy
    Resolved
    Part Number: TRSF3221E Other Parts Discussed in Thread: TRSF3223E Tool/software: Hi Team, We are using TRSF3221EIRGTR - RS232 Transceiver in our designs. we are using UART to RS-232 which involves TX and Rx in this IC. As we need to deploy flow controls…
    • Resolved
    • 11 months ago
    • Interface
    • Interface forum
  • Answered
  • TRSF3221E: Need Confirmation on pull up of DIN and Rout Signals.

    Desireddy Teja Reddy
    Desireddy Teja Reddy
    Resolved
    Part Number: TRSF3221E Tool/software: Hi team, We are using RS232 Transceiver ( UART <-> RS232 ) with TRSF3221EIRG IC. For this one do we need to give the 10K pull up to VCC for DIN ( TX of UART ) and ROUT ( RX of UART ). As we are referring the evaluation…
    • Resolved
    • over 1 year ago
    • Interface
    • Interface forum
  • TRSF3221E: product recommendation

    Rhea Gao
    Rhea Gao
    TI Thinks Resolved
    Part Number: TRSF3221E Other Parts Discussed in Thread: TRS3221E Hi, Please help to recommend a product for battery power supply, hoping that the static power consumption is small, the speed requirement is very low, and the package is also small. …
    • over 1 year ago
    • Interface
    • Interface forum
  • TRSF3221E: RS232 interface - short protection

    Erez Aharonov
    Erez Aharonov
    TI Thinks Resolved
    Part Number: TRSF3221E Hi, I am considering using the TRSF3221E, but I need a short protection on its output. The TRSF3221E typical short current is +/-35mA. Is that mean I need to add series resistor of ~150ohm? Or should I use additional protection…
    • over 2 years ago
    • Interface
    • Interface forum
  • Answered
  • TRSF3221E: Junk Output Values

    Nachiketh Karanth
    Nachiketh Karanth
    Resolved
    Part Number: TRSF3221E Hi, Before I was using MAX3221EIPWR, my specified baud rate is 921600 and transmit delay 250 msec/line. I am getting junk values as output. But when I probe the input values directly I get proper values at baud rate 921600 and…
    • Resolved
    • over 2 years ago
    • Interface
    • Interface forum
  • Answered
  • TRSF3221E: Output resistance

    Wilfried Hermann2
    Wilfried Hermann2
    Resolved
    Part Number: TRSF3221E Hello, back again ... in the data sheet on page 6 I found the following values for the "Output resistance": MIN: 300 TYP: 10M Unit: Ohm @Vo=+-2V What does 10M mean (M=Mega ...) i am confused ... Under short circuit condition the…
    • Resolved
    • over 4 years ago
    • Interface
    • Interface forum
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