发表于
2007-12-24 15:56:45
逻辑电平简介
逻辑电平有:TTL、CMOS、LVTTL、LVCMOS、ECL、PECL、LVDS、GTL、BTL、ETL、GTLP;RS232、RS422、RS485等。
常用逻辑系列器件
TTL:Transistor-Transistor Logic
CMOS:Complementary Metal Oxide Semicondutor
LVTTL:Low Voltage TTL
LVCMOS:Low Voltage CMOS
ECL:Emitter Coupled Logic,
PECL:Pseudo/Positive Emitter Coupled Logic
LVDS:Low Voltage Differential Signaling
GTL:Gunning Transceiver Logic
BTL: Backplane Transceiver Logic
ETL: enhanced transceiver logic
GTLP:Gunning Transceiver Logic Plus
TI的逻