图片仅供参考,请以实物为准 TC74HC4520AP(F,M) 生产厂商: Toshiba 产品描述: Counter Dual 4-Bit Binary UP 16-Pin PDIP T/R 标准包装 Rail / Tube 满1000元免运费及包装费 参数 参数 数值 规格书 数据手册下载 Direction Type Uni-Directional Number of Element Inputs 1 Package 16PDIP Logic Function Counter Operating Temperature -40 to 85 °C Logic Family HC Typical Operating Supply Voltage 2.5|3.3|5 V Operation Mode UP Counter Number of Elements per Chip 2 Type Binary 同系列产品