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TD301D485H-E 数据表(PDF) 1 Page - MORNSUN Science& Technology Ltd. |
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TD301D485H-E 数据表(HTML) 1 Page - MORNSUN Science& Technology Ltd. |
1 / 3 page The copyright and authority for the interpretation of the products are reserved by MORNSUN TDx01D485H-E 2013.12.04-A/1 Page 1 of3 FEATURES l Baud rate high up to500Kbps l Connect up to 256 nodes on one bus l 2500VDC isolation input and output l Integrated high efficiency isolated DC/DC converter l Operating temperature range: -40℃~ +85℃ l ESD protection, perfect EMC recommend circuit GENERAL DESCRIPTION Single high rate RS485 isolation transceiver module TD301D485H-E/TD501D485H-E series are RS485 transceiver module with integrated isolated power, Signal isolated chip and the bus protection device. Product's main function is to convert logic level to difference level of the 485 agreement, and it implements the function of signal isolation.Products is with isolation power. It can achieve 2500 VDC electrical isolation and have the function of ESD protection. Product can be easily embedded user equipment, makes the equipment easily implement connection of 485 protocol network . SINGLE HIGH SPEED RS485 ISOLATION TRANSCEIVER MODULE(ENHANCED VERSION) ——TD301D485H-E(3.3V Power supply) TD501D485H-E(5.0V Power supply) RoHS PART NUMBER SYSTEM TD 501D 485H -E S pe cia l m a rk S peed P o rt signa l type P a ckag e type C h anne l nu m ber P owe r d istribu tio n ou tput P owe r input D ig ita l bu s p rodu ct ty pe SELECTION GUIDE Model Power Input TD301D485H-E 3.17V~3.45V TD501D485H-E 4.75V~5.25V ELECTRICAL CHARACTERISTICS Input Parameters Of Power Supply Static current ≤40mA Power dissipation ≤0.2W Input Parameters Serial interface Compatible with the UART control port of +5V and +3.3V Pin current ITXD≤2mA;IRXD≤2mA;ICON≤5mA Output Parameters 485 Bus interface Standard interface RS485, pull-up and pull-down resistor, whose value is 4.7KΩ,have been set to A/B line. TRANSMISSION CHARACTERISTICS Transmission Rate Maximum 500Kbps Data Delay The delay time from the receiving data switch to the send data : 30 μs(min), 100 μs(max). The Number of Nodes Connect up to 256 nodes on one bus Transceiver control Contrary to common 485 transceiver control level Truth Table Sending Status Control Input Output CON TXD A B Line state 0 1 1 0 Normal 0 0 0 1 Normal Receiving Status Control Input Output CON A-B RXD 1 0.2V 1 1 -0.2V 0 ISOLATION CHARACTERISTICS Electrical Isolation Two-Port isolation(input and output) Isolation Voltage 2.5KVDC(Tested for 1minute and leakage current < 5mA, humidity <95%) |
类似零件编号 - TD301D485H-E |
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类似说明 - TD301D485H-E |
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