本文针对传感器网络资源受限的问题，设计了一类具有低能耗和可靠性的传感器节点收发电路，给出了收发电路的具体结构。对收在实验室进行了测试，给出了部分测试结果。测试表明，本文设计的传感器收发电路能量消耗比较低，数据转发比较可靠。关键词：电路设计，嵌入式传感器节点，测试1Abstract: Aiming at the character of limited resources of Sensor network, A kind oflower-consumption sensor network node receiving-sending circuit was presented. The test for the designed receiving-sending circuit was carried out. The testing results illustrate the given circuit is efficient and effective.Key words: circuit design, sensor network node, test