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Showing 61 results View by: Thread Post Sort by
  • RE: CD40109B: Alternate for CD40109BNSR

    Michael Ikwuyum
    Michael Ikwuyum
    Hi Anand, It seems the thread was reopened. Could you please confirm the suggestions wouldn't work for you? To further help provide a suitable alternate device, please help clarify why the change or what other functionality you would like replaced…
    • 23 days ago
    • Logic
    • Logic forum
  • CD40109B: Damage issue

    Jiandong Liu
    Jiandong Liu
    TI Thinks Resolved
    Part Number: CD40109B Hi expert, My customer use CD40109B to convert 5V to 12V, however they find 3pcs out of 30pcs are damaged during pilot production. Below are customer's schematic and damaged IC's photo. Customer has tested the diode of…
    • over 1 year ago
    • Logic
    • Logic forum
  • CD40109B-Q1: 3.3V to 12V level shifting

    Gopi K
    Gopi K
    TI Thinks Resolved
    Part Number: CD40109B-Q1 Other Parts Discussed in Thread: UCC27517A-Q1 Hi, We have a requirement of level translation from 3.3V to 12V logic levels. Please let me know whether the part# CD40109B-Q1 is suitable for this purpose? If this can be used, please…
    • over 1 year ago
    • Logic
    • Logic forum
  • CD40109B-Q1: unused pin

    Roy Chou1
    Roy Chou1
    TI Thinks Resolved
    Part Number: CD40109B-Q1 Team, For the device, my question is showing as below. 1. If there is unused ch, what is the suggested connection? GND/Vcc/floating? 2. Do I need to set default value on input side? Roy
    • over 1 year ago
    • Logic
    • Logic forum
  • Answered
  • CD40109B: CD40109B

    Ravikiran Rao
    Ravikiran Rao
    Resolved
    Part Number: CD40109B I need clarification regarding CD40109B for following setting Vcc=3.3V ABCD= VIh 3.3V Vdd= 15V Enable=3.3V Please confirm level shifting possible from 3.3V to 15V
    • Resolved
    • over 2 years ago
    • Logic
    • Logic forum
  • Answered
  • CD40109B-Q1: Can CD40109B-Q1 achieve 5V to 15V voltage level shift and 15V to 5V voltage level shift unidirectionally?

    Dylan Zheng
    Dylan Zheng
    Resolved
    Part Number: CD40109B-Q1 Hi team, Can CD40109B-Q1 achieve 5V to 15V voltage level shift and 15V to 5V voltage level shift unidirectionally? The max. frequency of input is about 20kHz . How to set up the VCC, VDD and EN pin? Is it right configuration for…
    • Resolved
    • over 2 years ago
    • Logic
    • Logic forum
  • Answered
  • CD40109B: Level Shifter

    Dustin Knudsen
    Dustin Knudsen
    Resolved
    Part Number: CD40109B Hello, Could someone provide me a circuit diagram to make the CD40109B (or equivalent chip) level shifter to shift a 3.3V data signal to roughly 20 volts (15-20 V boost would be okay)? I need to boost the data signal to drive it…
    • Resolved
    • over 2 years ago
    • Logic
    • Logic forum
  • Answered
  • CD40109B: Voltage level translation from 12V to 3.3V

    Swetha Samay
    Swetha Samay
    Resolved
    Part Number: CD40109B I am looking for an application circuit for CD40109B for Voltage level translation from 12V to 3.3V and vice-versa. Is it possible with this IC? Please let me know.
    • Resolved
    • over 3 years ago
    • Logic
    • Logic forum
  • CD40109B-Q1: Help to check level shifter solution for 18V~6.5V to 1.8V application

    Helios Yang
    Helios Yang
    TI Thinks Resolved
    Part Number: CD40109B-Q1 Other Parts Discussed in Thread: P82B96 , Hi Team, My customer is asking if we have level shifter solution support 18V~6.5V to 1.8V GPIO application. Is CD40109B-Q1 the most proper solution to fit in? Also found another one P82B96…
    • over 2 years ago
    • Logic
    • Logic forum
  • Answered
  • CD40109B: input over-voltage protection diode circuit

    James Garvin
    James Garvin
    Resolved
    Part Number: CD40109B Other Parts Discussed in Thread: SN74LVC1G08 , SN74LVC14A This is my CD40109B circuit w/ R26.1 = 4x10K, R25.1-A = 4x100K and Cx.1-.4 = 47pF: To protect against the Input rising above the Vcc input, I expect that the input protection…
    • Resolved
    • over 3 years ago
    • Logic
    • Logic forum
>

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