Answered

• NE555: NE555 frequency tolerance

  

  Red Yen

  Resolved

  Part Number: NE555 Hi Support We need to calculate NE555DR frequency accuracy, according to the f value obtained by the formula, please help confirm whether the frequency tolerance in specifications was be defined? The initial error of timing is …

  • Resolved

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum

• NE555: ne555 oscillator frequency question

  

  James Zhan

  TI Thinks Resolved

  Part Number: NE555 Other Parts Discussed in Thread: CD4040B , SN74LVC1GX04 , SN74LVC1G80 Hi, My customer is using NE555 for 50Hz oscillator output, but they found the frequency is swinging from 49.5Hz to 50.5Hz. Pls check the schematic and waveform…

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• NE555 reference design

  

  Jack Shen2

  Resolved

  Other Parts Discussed in Thread: NE555 Hi, Does TI have the similar NE555 reference design for the application in below? TRIG V=1/3VDD VOUT = 12 Delay 2 mins Thanks.

  • Resolved

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum

• NE555: ESD information for NE555DR

  

  Keigo Shimada

  TI Thinks Resolved

  Part Number: NE555 Hi team, Our customer wants to use NE555DR for their new project. Could you kindly give us comment following the questions? Does NE555DR meet ESD HBM 1000V? More than HBM 1000V is required for their application. …

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum

• SA555: the difference of NA555, NE555, SE555 and SA555

  

  Noriyuki Takahashi

  TI Thinks Resolved

  Part Number: SA555 Other Parts Discussed in Thread: SE555 , , NE555 , NA555 Hi team, Could you tell what makes NA555, NE555, SE555 and SA555's operating tempreraure ranges different? NA555, NE555, SE555 and SA555 look similar but customer wants…

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• NE555: NE555 Output level

  

  Dat Le

  Resolved

  Part Number: NE555 Dear community, I would like to know what is the output of NE555 when Trigger Voltage > 1/3Vcc and Threshold Voltage <2/3Vcc, Is it Low or High? The datasheet doesn't clearly state this

  • Resolved

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

• NE555: NE555 generate single pulse

  

  ZHAONIAN GUO

  TI Thinks Resolved

  Part Number: NE555 The application is that once received a triggering signal, the circuit will generate a pulse with preset pulse width. I applied NE555DR timer to generate the pulse and digital potential meter to tune the pulse width. The design is…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

• RE: TINA/Spice/NE555: NE555

  

  Ron Michallick

  This is a big change from the first request of a 2:1 frequency reduction where duty cycle was analog. I'll present an idea on Tuesday.

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• NE555: Smoke Detector Circuit

  

  Michael Black2

  Resolved

  Part Number: NE555 Hello, I am having some trouble understanding how this smoke detector circuit using the NE555 works. Source: https://www.elprocus.com/smoke-detector-circuit-using-ic-555-timer/ 1. I don't know enough about smoke and phototransistors…

  • Resolved

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum

• NE555: what's the difference between NA555, NE555, SE555, SA555?

  

  user021864

  TI Thinks Resolved

  Part Number: NE555 Other Parts Discussed in Thread: SE555 , SA555 , , NA555 Hi, My customer is wondering if there are functional different between NA555, NE555, SE555, SA555? From the capture of datasheet, it's only supply voltage and operating…

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum

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