ZHCSX74M December 2003 – October 2024 SN74AVC2T45
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
The VCC isolation feature make sure that if either VCCA or VCCB are at GND, both ports are in a high-impedance state (IOZ shown in Electrical Characteristics). This action prevents false logic levels from being presented to either bus.