图片仅供参考,请以实物为准 MT9122AE 生产厂商: Zarlink 产品描述: ECHO Canceller Chip 2-CH G.164/G.165/G.711 With Tone Detection 28-Pin PDIP 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 Operating Supply Voltage 5 V Disabling Tones G.164|G.165 Package 28PDIP Tone Detection Yes Maximum Number of Channels 2 Standard Supported G.164|G.165|G.711 Echo Return Loss 6 dB 同系列产品