• SN74HC157: SN74HC157PWR

  

  Yashwanth Melwanki

  TI Thinks Resolved

  Part Number: SN74HC157 Tool/software: Please po9rvide below specifications for the device SN74HC157PWR 1) VIH Input HIGH Voltage] at 3.3V VCC supply; Is that 0.7xVCC> 2) VIHmax at 3.3V VCC supply; Is it 0.3XVCC? 3) IOZH [High Impedance Output Current…

  • 4 months ago
  • Logic
  • Logic forum

• SN74HC157: Cross ref parts [Drop in replacement]

  

  Yashwanth Melwanki

  TI Thinks Resolved

  Part Number: SN74HC157 Tool/software: Kindly help with cross references for below parts; I am looking for Drop in replacement to continue with existing PCB 1) PI5C3257ZHDEX [Diode Incorporated] 2) LTC6247CMS8#TRPBF [Linear Technology] 3) GSOT12…

  • 4 months ago
  • Logic
  • Logic forum
Answered

• SN74HC157A: Difference between SN74HC157

  

  Kei Kuwahara

  Resolved

  Part Number: SN74HC157A Other Parts Discussed in Thread: SN74HC157 Hello team, What is the difference between SN74HC157 A and SN74HC157? I can't even find a datasheet for SN74HC157 A . Best Regards, Kei Kuwahara

  • Resolved

  • over 1 year ago
  • Logic
  • Logic forum

• SN74HC157: ESD data request

  

  yutaro hayashi

  TI Thinks Resolved

  Part Number: SN74HC157 Hi Support Team. In the Qualification Summary, the results of ESD-HBM and CDM are described as "See data sheet". However, the datasheet does not show the results of ESD. Please tell me ESD data (HBM data , CDM data) of SN74HC157NSR…

  • over 3 years ago
  • Logic
  • Logic forum
Answered

• SN74HC157: Use SN74HC157 as a Quadrature Decoder

  

  Stephen Katz

  Resolved

  Part Number: SN74HC157 Other Parts Discussed in Thread: SN74LVC1G79 , TIDA-00580 I was told by my distributor that I can use the SN74HC157 as a Quadrature Decoder. How do you recommend it be configured. My input is a 2-phase rotary optical encoder…

  • Resolved

  • over 6 years ago
  • Logic
  • Logic forum

• SN74HC157: Will occaisional slow transitions do any damage?

  

  Bill Dallin

  TI Thinks Resolved

  Part Number: SN74HC157 I am feeding a 74HC157 data selector with a pair of 4 bit absolute encoders through an RC filter for switch bounce (100 usec TC). Ideally, I could use a pair of 74HCS125 Schmitt buffers to get a fast transition time for the HC157…

  • over 5 years ago
  • Logic
  • Logic forum
Answered

• SN74HC157: Can propagation delay of inverter cause problem ?

  

  Takuya Terada

  Resolved

  Part Number: SN74HC157 Hi team, Let me know about propagation delay of SN74HC157. We can see there are inverter for input B. I think this mean SELECT signal is sent later for B than for A. (SELECT signal for input B go through 4 logic before output…

  • Resolved

  • over 6 years ago
  • Logic
  • Logic forum

• SN74HC157 VIH,VIL,VOH,VOL(VCC=3.3V)

  

  itabi

  TI Thinks Resolved

  Hello, Could you tell me the characteristics of VIH,VIL,VOH,VOL at VCC=3.3V? Best regards, itabi

  • over 9 years ago
  • Logic
  • Logic forum

• Tri state switch with LED indicator

  

  Mateusz Kaluzny17

  TI Thinks Resolved

  Other Parts Discussed in Thread: SN74HC157 Hello dear Ti community. I've got some questions related with tri state switching and 2:1 mux. 1. How can I build a tri state switch with a led indicator? I need something with pull up//pull down//float mode…

  • over 7 years ago
  • Switches & multiplexers
  • Switches & multiplexers 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 3 years ago
  • Logic
  • Logic forum

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