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TI's CD74HC4020 is a High Speed CMOS Logic 14-Stage Binary Counter. Find parameters, ordering and quality information.
Mar 10, 2016 · ... 74LS4020, etc.) to get the right period. From there you'll need a driver circuit, since the 744020 won't be able to drive your relay ...
74lS4020 · STM32F407VGT6 · ST · 21+ · LQFP100 · MCU 32-bit STM32 ARM Cortex M4F RISC 1024KB Flash 2.5V/3.
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74lS4020全新原装由ST原厂生产,采用DIP封装,批号01+,微芯百年集成电路仓库目前有库存.
... 74LS4020)，与语音存储器顺序连接的D/A转换电路和功率放大电路，以及对锁存器和计数器进行上电复位的复位电路(型号为MAX705)；其中解码器和计数器的输出端分别连接至 ...
T74LS245, ST, N／A, SOP20, 全新原装 ; 74lS4020, ST, 01+, DIP, 全新原装.