■ PIN AND FUNCTION COMPATIBLE WITH 4049B/4050B 类似零件编号 - M74HC4050B1R 制造商部件名数据表功能描述 STMicroelectronicsM74HC4050B1R 554Kb/8PHEX BUFFER/CONVERTER More results 类似说明 - M74HC4050B1R 制造商部件名数据表功能描述 STMicroelectronicsM74HC4049 ...