逻辑电平接口

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1 逻辑电平的基本组成单元－三极管、MOS 管及其开关特性........................................... 5
- t9 s# A5 d2 @1 _. O/ D1．1 半导体三极管及其开关特性..................................................................................... 5
1．2 MOS 管的开关特性......................................................................................................7
2、逻辑电平简介.................................................................................................................... 8
3、TTL 器件和CMOS 器件的逻辑电平............................................................................ 10
4 U/ b% E( V1 f* p, K$ K6 Y3.1：逻辑电平的一些概念............................................................................................... 10
3.2：常用的逻辑电平....................................................................................................... 11
3.3：TTL 和CMOS 的逻辑电平关系.................................................................................. 11
1 R* N9 q5 O2 w4、TTL 和CMOS 逻辑器件.................................................................................................... 13
! X' L% y0 N: G. y" `3 ~; o6 e4.1：TTL 和CMOS 器件的功能分类.................................................................................. 13
4.2：TTL 和MOS 逻辑器件的工艺分类特点....................................................................13
4.3：TTL 和CMOS 逻辑器件的电平分类特点..................................................................13
4.4：包含特殊功能的逻辑器件....................................................................................... 14
4.5：逻辑器件的使用指南............................................................................................... 15
5、TTL、CMOS 器件的互连.................................................................................................. 16
5.1：器件的互连总则.......................................................................................................16
4 v+ C) W6 Q, Z2 }: i5.2：5V TTL 门作驱动源..................................................................................................19
5.3：3.3V TTL/CMOS 门作驱动源..................................................................................... 19
) B9 ]# H8 j: \% S( Z6 X5.4：5V CMOS 门作驱动源................................................................................................ 19
& _- X, d8 a$ v0 r& ^5.5：2.5V CMOS 逻辑电平的互连.................................................................................... 19
( n( z  _5 ^/ v% l' W3 Q6、ECL 器件的原理和特点................................................................................................... 20
% o3 K  R: i! }/ Z- i6.1：ECL 器件的原理........................................................................................................20
/ o  s# K6 }7 j6.2：ECL 电路的特性........................................................................................................21
. u: B9 v" |1 k( e& a8 [: z6.3：ECL 器件的使用原则................................................................................................ 22
( G3 [  r2 [, E% }7、GTL 器件的原理和特点................................................................................................... 23
1 ?- H, _1 D/ _+ v7.1：GTL 器件的特点和电平............................................................................................ 23
7.2：GTL 信号的PCB 设计................................................................................................ 24
7.3：GTL 信号的测试........................................................................................................25
7.4：GTL 信号的时序........................................................................................................25
" r2 |# U  V+ |( X+ s8 HSTL 电平......................................................................................................................... 25
8.1 基本定义..................................................................................................................... 25
5 U3 V$ G! p3 g! k3 i8 \7 c* B' @1.2 HSTL 分类.................................................................................................................... 26
3 K# a$ X' b7 e9 `2 J8.3 HSTL 特点及SSTL .....................................................................................................26
3 T( [4 V6 P, P- V3 ?/ s$ ^$ k9 PECL、LVPECL 电平........................................................................................................... 27
9.1：PECL/LVPECL 器件的原理和特点............................................................................27
9.2. PECL/LVPECL 电平输出结构................................................................................... 27
6 y4 D1 h+ H+ {2 v, q2 J9.3 PECL/LVPECL 信号的输入输出门特点： ..................................................................29
0 i: m! W0 J) S' w6 H" X6 Z9 ?10 CML 电平......................................................................................................................... 30
, X0 J" E5 [; X" V10.1. CML 接口输出结构............................................................................................... 30
$ I1 W* a0 Y) e# H8 W2 J( Z2 D10.2 CML 接口输入结构...................................................................................................30
10.3 CML 电平的输出门和输入门的特点： ....................................................................31
) v1 R5 g. [! M: ]8 d( t( B' ?11. LVDS 器件的原理和特点.......................................................................................... 32
11.1：LVDS 器件简介........................................................................................................32
11.2 LVDS 器件的工作原理.............................................................................................. 33
11.3 LVDS 输入输出结构.................................................................................................33
, N8 t4 l2 e. [& F$ a. n! b11.4 LVDS 电平的特点...................................................................................................35
12. CML LVPECL LVDS 简单比较及互连......................................................................... 35
12.1 CML LVPECL LVDS 简单比较..............................................................................35
12.2 CML LVPECL LVDS 的互连综述..........................................................................38
# Y, _+ I! |2 [2 q: m2 g; I12.3 LVPECL 的互连........................................................................................................39
12.4 LVDS 的互连............................................................................................................44
# w/ a8 e5 }$ ?12.5 CML 的互连..............................................................................................................45
4 G9 b& Q9 B. w附录：.................................................................................................................................... 47
" N3 n* Y+ ^/ E* j, x' c. t! s附录1. 集成TTL 与非门电路、OC 门电路及其特性..................................................... 47
1 j. H* O3 |( m( s9 F附录2． CMOS 门电路及其特点.................................................................................... 59