INTERSIL
输入/输出扩展, 8bit, 8 MHz, CMOS, 4.5 V, 5.5 V, DIP
输入/输出扩展, 8bit, 5 MHz, CMOS, 4.5 V, 5.5 V, DIP
接口, UART, 1通道, 125 Kbaud, 4.5 V, 5.5 V, DIP, 40 引脚