SN74HC4020 - 14 位异步二进制计数器
SN74HC4020是TI公司的一款计数器/算术/奇偶校验功能产品,SN74HC4020是14 位异步二进制计数器,本页介绍了SN74HC4020的产品说明、应用、特性等,并给出了与SN74HC4020相关的TI元器件型号供参考。
SN74HC4020 - 14 位异步二进制计数器 - 计数器/算术/奇偶校验功能 - 特殊逻辑 - TI公司(Texas Instruments,德州仪器)
产品描述
The HC4020 devices are 14-stage binary ripple-carry counters that advance on the negative-going edge of the clock pulse. The counters are reset to zero (all outputs low) independently of the clock (CLK) input when the clear (CLR) input goes high.
产品特性
- Wide Operating Voltage Range of 2 V to 6 V
- Outputs Can Drive Up To 10 LSTTL Loads
- Low Power Consumption, 80-µA Max ICC
- Typical tpd = 12 ns
- ±4-mA Output Drive at 5 V
- Low Input Current of 1 µA Max
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