• TRS3221E: TRS3221EIRGTR : Maximum Power Consumption

  

  Boya Rangaswamy

  TI Thinks Resolved

  Part Number: TRS3221E Dear TI Support Team, I am using the TRS3221EIRGTR device for a UART-to-RS-232 interface application. While reviewing the datasheet, I was unable to find sufficient information to accurately estimate the total power consumption…

  • 5 months ago
  • Interface
  • Interface forum
Answered

• TRS3221E: Clarification on Dimensions and Index Marking in TRS3221E Datasheet

  

  ayano

  Resolved

  Part Number: TRS3221E Tool/software: Hello, I have a few questions regarding the mechanical dimensions specified in the TRS3221E datasheet (Page 31). I would greatly appreciate your guidance on the following points: Regarding "SIDE WALL METAL…

  • Resolved

  • over 1 year ago
  • Interface
  • Interface forum
Answered

• TRS3221E: Layout trace length of TRS3221E

  

  Lisa Xu

  Resolved

  Part Number: TRS3221E Tool/software: Dear TI Team: Now we have a big PCB size design which also use TRS3221E for RS232 tranceiver. The signal between SOC and TRS3221E is UART TX/RX. Per your experience, how long PCB trace can be allowed for T1 as…

  • Resolved

  • over 2 years ago
  • Interface
  • Interface forum

• TRS3221E: TRS3221E charge pump pin voltage

  

  hitoshi tachikawa

  TI Thinks Resolved

  Part Number: TRS3221E When TRS3221E is used with VCC=3.3V, what are the pin voltages of "C1+", "C1-", "C2+", "C2-", "V+" and "V-"?

  • over 2 years ago
  • Interface
  • Interface forum

• TRS3221E: TRS3221EIDB-Recommanded alternate

  

  Mathieu GUERIN

  TI Thinks Resolved

  Part Number: TRS3221E Tool/software: Hello, We are using a TRS3221EIDB device on our design manufactured into several thousand copies per year. Among the proposed alternatives by TI we find the following components: 1) TRS3221EIDBR 2) TRS3221EIDYYR…

  • over 1 year ago
  • Interface
  • Interface forum
Answered

• TRS3221E: Problem in baud rate 230400

  

  Matan Hershkovitz

  Resolved

  Part Number: TRS3221E Tool/software: Hi, I'm using TRS3221EIRGTR and it works well until baud rate of 115200, but fails - data corruption - on 230400, though it's specified until 250Kbps (I'm using TRS3221EIRGTR). This is the schematics: The UART_RX_TA…

  • Resolved

  • over 1 year ago
  • Interface
  • Interface forum

• TRS3221E: PCNs required

  

  Daryl Brozicevic

  TI Thinks Resolved

  Part Number: TRS3221E Tool/software: Hello, Can someone please send me all the PCN's related to the TRS3221EIPWR as we are finding some impedance difference in the charge pump circuits between old batches and new batches of the same part? Thanks,…

  • over 1 year ago
  • Interface
  • Interface forum

• TRS3221E: TRS3221EIRGTR

  

  AJAY S

  TI Thinks Resolved

  Part Number: TRS3221E Other Parts Discussed in Thread: TRS3221 Tool/software: Hi Ti Team, Am Happy to assist you! I'm looking for Technical quries for the part number below T RS3221EIRGTR ,Description: 3- to 5.5-V single channel 250kbps RS-232…

  • over 1 year ago
  • Interface
  • Interface forum

• TRS3221E: Ripple Noise on V+ pin

  

  Matt Olson

  TI Thinks Resolved

  Part Number: TRS3221E Tool/software: I am using the TRS3221EIRGTR RS-232 transceiver in my design and am noticing significant ripple noise on the V+ rail. The supply voltage is 5V, and I have placed a 0.2µF bypass capacitor between Vcc and ground. Initially…

  • over 1 year ago
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  • Interface forum

• TRS3221E: The Impact of Changing Capacitance

  

  DDdoor

  TI Thinks Resolved

  Part Number: TRS3221E Tool/software: Hello, I believe the TRS3221E can operate with either 3V or 5V VCC. Section 9.3 "Design Requirements" of the datasheet specifies capacitor values for both VCC=3V and VCC=5V. A customer is considering temporarily…

  • over 2 years ago
  • Interface
  • Interface forum

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