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SN74HC148DR_TI(德州仪器)中文资料_英文资料_价格_PDF手册

2024/5/11 17:28:56

337

SN74HC148DR

8 线至 3 路线优先级编码器

 

 

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


 

1 Features

 

• Wide operating voltage range of 2V to 6V

• Outputs can drive upt to 10 LSTTL loads

• Low power consumption, 80-μA max ICC

• Typical tpd = 16ns

• ±4-mA output drive at 5V

• Low input current of 1μA max

• Encode eight data lines to 3-line binary (Octal)

 

 

 

 

2 Applications

 

• N-Bit encoding

• Code converters and generators

 

                                             


 

3 Description

 

The SNx4HC148 is an 8-input priority encoder. Added input enable (EI) and output enable (EO) signals allow for cascading multiple stages without added external circuitry.