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SN74HCS21DR_TI(德州仪器)中文资料_英文资料_价格_PDF手册

2024/7/1 18:58:31

248

SN74HCS21DR

具有施密特触发器输入的双路 4 输入与门

 

 

 

                                                    更多技术详情请登录www.mroic.cn   

 

 

 

 

1 Features

 

• Wide operating voltage range: 2 V to 6 V

• Schmitt-trigger inputs allow for slow or noisy input signals

• Lowpower consumption

– Typical ICC of 100 nA

– Typical input leakage current of ±100 nA

• ±7.8-mA output drive at 5 V

• Extended ambient temperature range:–40°C to 125°C, TA

 

 

 

 

2 Applications

 

• Combining power good signals

• Enable digital signals

 

 

                                  

 

 

3 Description

 

This device contains two independent 4-input AND gates with Schmitt-trigger inputs. Each gate performs the Boolean function Y = A ● B ● C ● D in positive logic.