Emitter-coupled Logic INEL4207 Digital Electronics Current Switch - - PowerPoint PPT Presentation

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Emitter-coupled Logic INEL4207 Digital Electronics Current Switch - - PowerPoint PPT Presentation

Aug 28, 2023 555 likes •647 views

Emitter-coupled Logic INEL4207 Digital Electronics Current Switch R v C1 v IN Q 1 Q 2 V REF I EE -V EE ECL Inverter R v C1 Q 3 v IN Q 1 Q 2 V REF v O I E3 I EE -V EE Current Source R v C1 Q 3 v IN Q 1 Q 2 V REF v O R CS I EE Q 5 Q 4 Q 6 A 4 A

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SLIDE 1

Emitter-coupled Logic

INEL4207 Digital Electronics

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SLIDE 2

R Q1 Q2 IEE

  • VEE

vIN VREF vC1

Current Switch

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SLIDE 3

R Q1 Q2 IEE

  • VEE

vIN VREF vC1 Q3 IE3 vO

ECL Inverter

slide-4
SLIDE 4

R Q1 Q2

  • VEE

vIN VREF vC1 Q3 vO Q4 Q5 Q6 RCS A4 A5 A6 IEE

Current Source

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SLIDE 5

Reference Voltage

VEE=-5.2V D1 D2 R1 Q5 R3 R2

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SLIDE 6

R Q1 Q2

  • VEE

vIN VREF vC1 Q3 IE3 vO REE IREE R3

  • VEE2

ECL with Resistor

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SLIDE 7

R Q1 Q2

  • VEE

vIN VREF vC1 Q3 IE3 vO REE IREE R3 R4

Example

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SLIDE 8

RC1 Q1A Q2 IEE

  • VEE

VREF vC1 Q3 A+B A B

  • VEE2
  • VEE2

A+B Q4 RE RE Q1B RC2 vC2

ECL-NOR Gate