Answered

• SN74LVC74A: CLK input transition time

  

  ReedKacz

  Resolved

  Part Number: SN74LVC74A Other Parts Discussed in Thread: SN74HCS74 Hi Logic Experts, My customer is using the SN74LVC74A in two different applications on the same design. I have a few questions. 1. The datasheet specs the MAX transition rise/fall…

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  • over 5 years ago
  • Logic
  • Logic forum
Answered

• SN74LVC74A: Q output state after power up.

  

  SYLVAIN BOURIOT

  Resolved

  Part Number: SN74LVC7Hello Other Parts Discussed in Thread: SN74LVC1G17 Could I use an RC circuit on the /CLR pin? I saw that in the datasheet that the input transition rise and fall time should be in 10ns/V. But I dont understand what it will be…

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  • over 5 years ago
  • Logic
  • Logic forum
Answered

• SN74LVC74A: Can't correctly trigger the flip-flop

  

  Yue TANG

  Resolved

  Part Number: SN74LVC74A Other Parts Discussed in Thread: SN74HCS74-Q1 , SN74LVC1G97 Hi expert, Below is the schematic of my customer. positive edge can't correctly trigger the flip-flops, but used a signal generator as a input to pin3 '1CLK', can work…

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  • over 6 years ago
  • Logic
  • Logic forum
Answered

• SN74LVC74A: Input transition rise and fall rate questions

  

  John Liu59

  Resolved

  Part Number: SN74LVC74A Other Parts Discussed in Thread: SN74HCS74 , SN74HCS74-Q1 Dear all, My customer has below question for SN74LVC74A, for the delta t/ V 10ns/V （ input transition rise and fall rate), is it for all input pins including CLR,CLK,…

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  • over 7 years ago
  • Logic
  • Logic forum
Answered

• SN74LVC74A: LVC logic- max Vcc supply voltage

  

  Aswin Prabhu

  Resolved

  Part Number: SN74LVC74A Hello, In a design of ours we have inadvertently powered SN74LVC74A D-flip flop from +5V. The recommended Vcc range according to datasheet is 1.65 to 3.6V and absolute max is 6.5V. Its inputs are 5V tolerant. In spite of…

  • Resolved

  • over 7 years ago
  • Logic
  • Logic forum
Answered

• SN74LVC74A: 74LVC74 operating voltages

  

  myk dormer

  Resolved

  Part Number: SN74LVC74A Other Parts Discussed in Thread: SN74AHC74 , , SN74LVC1G74 I am a little confused. I am looking for a (very) fast D type (clocking at over 170MHz) which will operate from a +5v rail 74LVC1G74 (or 2G74) look ideal (5v rail, >170MHz…

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  • over 8 years ago
  • Logic
  • Logic forum
Answered

• SN74LVC74A: Question about the VIL voltage of PRE

  

  Zhengquan Lu

  Resolved

  Part Number: SN74LVC74A Hi Team, my customer use SN74LVC74A in 1.8V operation and products have been produced. Originally they want to use PRE=L, CLR=H Inputs to initialize Q output (Q=H, ~Q=L). However when they test the timing (CLK=Low), they found…

  • Resolved

  • over 7 years ago
  • Logic
  • Logic forum

• SN74LVC74A: what's minimum time between CLK and /CLR?

  

  Max Han

  TI Thinks Resolved

  Part Number: SN74LVC74A Hi, in customer application, /CLR is behind CLK, but some chips Q output is high, and some Q output is low.

  • over 9 years ago
  • Logic
  • Logic forum

• SN74LVC74A: Asking for the SN74LVC74APWRG4 unused pin

  

  SHH

  TI Thinks Resolved

  Part Number: SN74LVC74A Hi Team, Customer used SN74LVC74APWRG4. But custoemr only have used one D FIFO another D FIFO not used. Can customer design to floating on second D FIFO(see my highlight yellow mark pin)? I saw d/s page 13 mentioned the input…

  • over 9 years ago
  • Logic
  • Logic forum

• RE: TINA/Spice/SN74LVC74A: Error in adding spice model to TINA

  

  Ting Ye

  Hello Mahavir, Thank you for the instruction to find TI unencrypted model. But the instructions cannot help me find SN74LVC74A unencrypted model. I think I need to fill in a online form to apply SN74LVC74A spice model. Thank you. Regards, T…

  • over 8 years ago
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