The drawback of a pulldown in TTL is that it wastes power.
在ttl中的下拉的缺点是,浪费能源.
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It is much more common to pull TTL inputs up.
常常是拉ttl升.
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Introduction to TTL series IC and basic electronic devices.
基本TTL系列 IC和电子材料的介绍.
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There is going to design a multifunctional Digital Clock using TTL Gate.
这里将用TTL逻辑门电路设计一款多功能数字钟.
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Twin - Trapezoidal Link ( TTL ) passively allowed the rear wheels to turn slightly in order to enhance handling.
TTL双天梯多连杆可以被动的允许后轮转过一些角度来提高操控.
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The TTL family's characteristics have made it the most popular logic family industry.
ttl(晶体管一晶体管逻辑电路器件)的特性使其成为工业上最受欢迎的逻辑元件.
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In TTL NAND circuit, a phase inverter with its output circuit changed to an open collector.
在TTL“与非”门电路中, 输出级改用集电极开路的一种反相器.
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Bipolar or conventional transistors are used in manufacturing transistor - transistor logic ( TTL ) and emitter - coupled logic ( ECL ) devices.
二极管或传统的晶体管用于制造晶体管一晶体管逻辑电路 ( TTL ) 和发射极耦合逻辑电路 ( ECL ) 设备.
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CMOS's primary disadvantage is that it cannot be densely as TTL or NMOS.
cmos的主要缺点在于它不能像ttl和nmos闭型金属氧化物半导体)那样的高密度压缩.
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CMOS's primary disadvantage is that it cannot be packed as densely as TTL or NMOS.
cmos的主要缺点在于它不能像TTL和NMOS闭型金属氧化物半导体)那样的高密度压缩.
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RF card readers adopt TTL 232 mode or Wiegand 26 mode , mostly.
射频卡读头大部分都是采用TTL232方式或Wiegand26方式输出.
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