Answered

• SN74HCS139: Voltage output level when not supplied

  

  Giorgio Valente

  Resolved

  Part Number: SN74HCS139 Other Parts Discussed in Thread: SN74AHC139 , SN74LVC139A , SN74LV139A Tool/software: Dear Support, i am using SN74HCS139PWR: i am not supplying Vcc on pin 16 and channel enable signal is high (in my case i have 3.3V on pin 1…

  • Resolved

  • over 1 year ago
  • Logic
  • Logic forum
Answered

• SN74LS139A: Input delay

  

  Danilo A.

  Resolved

  Part Number: SN74LS139A Other Parts Discussed in Thread: SN74HCS139 Hi Team, Our customer would like to delay the output of SN74LS139A for about 1sec and he added an RC parts at the input. I understand that this solution is not possible. Do we have…

  • Resolved

  • over 2 years ago
  • Logic
  • Logic forum

• RE: SN74HC138: IBIS model for SN74HC138NS, SN74HC139NS

  

  Chad Crosby

  Hi Kazusa, Please see the attached zip files for the SN74HCS138 & SN74HCS139. sn74hcs138.zip sn74hcs139.zip Thanks! Chad Crosby

  • over 5 years ago
  • Logic
  • Logic forum

• [FAQ] What are the performance specifications of the HCS logic family at 3.3V operation?

  

  Emrys Maier

  FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ This question comes up fairly often because the HCS logic family is specified only at 2V, 4.5V, and 6V. The following min / max values are interpolated from the datasheet tables…

  • over 4 years ago
  • Logic
  • Logic forum
Answered

• [FAQ] [H] Frequently Asked Questions: Logic and Voltage Translation

  

  Michael J Schultis

  Resolved

  Select this link to see answers to common questions, detailed use case implementations, and part recommendations for logic and voltage translation devices. . Top Logic and Voltage Translation FAQs - All-Time How does a slow or floating input affect…

  • Resolved

  • over 4 years ago
  • Logic
  • Logic forum

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