Digital Electronics, EELE3321 Islamic University of Gaza

Electrical Engineering DepartmentDr. Hatem ElaydiSpring 2012BJT TransistorsChapters 3-4Digital Electronics, EELE3321Islamic University of GazaFabrication

2npn BJT

3Ebers-Moll BJT Model

4Mode of Operations

5Models for Modes of Operations

6i-v Characteristics

7Summary of Modes of Operations

8Chap. 4: Digital BJT Circuits - Examples

9Pull-up Drivers

10OL Pull-down DriverDischarge Path

11Example: Power Dissipation

12RTL

13NAND & NOR Structure

14RTL Fan-out

15RTL Fan-out

16RTL Fan-out

17Maximum Fan-out

18Examples

19RTL Noninverter

20AND & OR Structure

21RTL with Active Pull-up

22Fan-out of RTL with Active Pull-up

23Fan-out of RTL with Active Pull-up

24Examples

25