图片仅供参考,请以实物为准 MT88L89AS1 生产厂商: microsemi 产品描述: DTMF TXRX 3.58MHz CMOS 3V 20-Pin SOIC Tube 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 Package 20SOIC Operating Frequency 3.58 MHz Typical Supply Current 3.1 mA Typical Operating Supply Voltage 3 V Minimum Operating Supply Voltage 2.7 V Maximum Operating Supply Voltage 3.6 V Category DTMF Transceiver Manufacturer Microsemi 同系列产品