... free data transmission. MAX481, MAX485, MAX490, MAX491, MAX1487 drive pendulum rate is unrestricted, can achieve 2.5Mbps transmission rate. These ... basic parameters: Half-duplex; Speed: 2.5 Mbps, Limit pendulum rate: NO, Low current cut-off mode: NO, Receiving ... -422 communication with the low consumption transceiver. MAX485 drive pendulum rate is unrestricted, can achieve 250 Mbps transmission rate. ...