• NA555: Do NA555 support 3.3V input?

  

  Yishan Chen

  TI Thinks Resolved

  Part Number: NA555 Other Parts Discussed in Thread: TLC555 Tool/software: Hi Team, Customer use 3.3V input to generate simlar 3.3V output. They find the device also work, but our datasheet is 5V, want to double check with you if our NA555 support…

  • 4 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: NA555 fab transfer and datasheet Rev.J changes

  

  Conor

  Part Number: NA555 Tool/software: Hi, We have reviewed the "Changes from Revision I (September 2014) to Revision J (February 2025)" section in the latest datasheet Rev.J for NA555, and would like to confirm the following points regarding the fab transfer…

  • 8 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: NA555 Timer failed ICT test on site

  

  Hamed Ba alawi

  Part Number: NA555 Tool/software: Dear TI Staff, In current production we have issue on resistor R0402 for ICT test measurements on one of our products: High Limit : 2.6780 kOhm Measured : 2.7335 kOhm Low Limit : 2.5220 kOhm Golden Sample…

  • 8 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: Inquiry About NA555 AEC-Q100 Qualification and Replacement Options

  

  chayapron promkaew

  TI Thinks Resolved

  Part Number: NA555 Other Parts Discussed in Thread: TLC3555-Q1 , TLC555-Q1 Tool/software: Hi sir, Good day, I would like to confirm whether the NA555 timer IC complies with AEC-Q100 qualification for automotive applications. Could you please provide…

  • 7 months ago
  • Clock & timing
  • Clock & timing forum
Answered

• NA555: ESD ratings

  

  Jiahao Yu

  Resolved

  Part Number: NA555 Other Parts Discussed in Thread: TLC555 Tool/software: Hi expert, I want to check the ESD ratings of this device. We normally see HBM value is larger than CDM value, could you please check why it's reverse for this device, or is…

  • Resolved

  • 2 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: RL connected to MCU power rail

  

  Yishan Chen

  TI Thinks Resolved

  Part Number: NA555 Other Parts Discussed in Thread: TLC555 Tool/software: Hi Team, Customer didn't use NA555 VCC to pull up the RL, but use MCU 3.3V to power the RL, will this affect the working condition of NA555? Thank you, Yishan Chen

  • 6 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: NA555DR - description on the component

  

  Malgorzata Nogowska

  Part Number: NA555 Tool/software: please check description on the part NA555DR we need clear explanation for each line - photo of the component in the attachment NA555DR question about desctription.pdf

  • 8 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: Thermal stress after reflow

  

  Chase Jeong

  TI Thinks Resolved

  Part Number: NA555 Other Parts Discussed in Thread: LM2903B Tool/software: Dear TI experts, My customer wants to know about the thermal stress after reflow process. They proceed assembly process after reflow, about 230 degree of heat will be made…

  • 11 months ago
  • Clock & timing
  • Clock & timing forum

• NA555: NA555DR-Thermal resistance

  

  swadish MS

  TI Thinks Resolved

  Part Number: NA555 Tool/software: Can we get thermal resistance details like Junction to Board and Junction to case for this part?

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum

• NA555: How to calculate the supply current about the NA555?

  

  Nan Zhang

  TI Thinks Resolved

  Part Number: NA555 Other Parts Discussed in Thread: TLC555 , NE555 Hi team, There is questions need to confirm Q1: the customer want to know the supply current about the NA555. Here is how they use:Under normal circumstances, PIN 3 TRIG inputs high…

  • over 2 years ago
  • Clock & timing
  • Clock & timing forum

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