时序逻辑电路的输出状态不仅决定于当时的输入状态，而且与电路原来的状态有关，具有记忆功能。 触发器是时序逻辑电路的基本单元 组合逻辑电路的输出状态完全由当时的输入变量的组合状态决定，与电路的原状态无关

7.1 有源滤波器 7.2 模拟乘法器 7.3 锁相环电路

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汽车音响通常由机械和电路两大部分组成，其中电路部分可分 为收音和放音两部分，收音部分又可分为调幅AM、调频FM两部分 ，而功放部分是收、放音或与磁带、CD放音共用。通过整机电路 分析，可以把各部分的单元电路有机结合起来，这也是分析故障、 判断故障部位的基础。检修汽车音响系统时应掌握以下要点：

Oxide Oxide Metallization Contact processing techniques that are similar to those of today's VLSI circuits, although the device geometry, voltage and current ntSource

1.为什么V和Q联系起来 2.调压的方法和措施有哪些？ 3.各种调压方法有什么特点；

TOSHIBA Semiconductor Company Discrete semiconductor Division 2003 Dec DP054001101

Introduction to Insulated Gate Bipolar Transistors Prepared by: Jack Takesuye and scott Deuty Motorola inc INTRODUCTION As power conversion relies more on switched applications The IGBT is, in fact, a spin-off from power MOSFET

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