钟控d触发器.ewb

Multisim2001软件的仿真电路实例261例

Electronics Workbench Circuit File
Version: 5
Charset: ANSI
Description: 
"        钟控D触发器电路如图附2.31所示。其中门A和B构成基本触发器，门C和E构成触发导引电路。当CP=0时，由基本触发器的功能可知，触发器的状态Q维持不变。当CP=1时，触发器状态将发生转移，它的约束条件为RS=0，由于R、S恰好互补，因此约束条件始终都满足。由于D触发器的下一状态始终和D输入一致，因此，又称D触发器为锁存器或延迟触发器。" 
"         D触发器状态转移真值表：D	Q^n+1" 
"			    0	     0" 
"			    1	     1" 
"         D触发器激励表:Q^n	Q^n+1		D" 
"		     0	     0		0" 
"		     0	     1		1" 
"		     1	     0		0" 
"		     1	     1		1" 

EncryptionType: 2
UsingVectorGraphics: 0
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