Datasheet > TD301D485H-E

TD301D485H-E

更新时间： 2024-11-20 01:17:03

品牌	Logo	应用领域
金升阳 - MORNSUN		/
页数	文件大小	规格书
4页	273K
描述
Isolation transceiver module

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中文翻译

获取价格

数据手册

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TD301D485H-E 数据手册

Industrial Bus

TDx01D485H-E Series

single high speed RS485 isolation transceiver

module(enhanced version)

FEATURES

z Baud rate high up to 500Kbps

z Connect up to 256 nodes on one bus

z 2500VDC isolation input and output

z Integrated high efficiency isolated DC/DC

converter

z Operating temperature range: -40℃~ +85℃

z ESD protection, perfect EMC recommend

circuit

RoHS

PART NUMBER SYSTEM

TD501D485H-E

Special mark

Rate

Port signal type

Package type

Channel number

Power distrubution output

Power input

Digital bus interface product type

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 RS485 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 RS485 protocol network .

Selection Guide

Certification

Part No.

Power Supply input (VDC)

3.17~3.45

TD301D485H-E

TD501D485H-E

UL/CE

4.75~5.25

Input Specifications

Item

Operating Conditions

Value

≤40mA

Static current

Send current

Products energized, no communication

200kbps Square wave communication

Input Power

Supply

≤70mA

TD301D485H-E compatible with + 3.3 V UART interface

TD501D485H-E compatible with + 5 V UART interface

Serial interface

Pin current

Input

I_TXD≤2mA;I_RXD≤2 mA; I_CON≤5mA

Bus Interface

Item

Operating Conditions

Value

Standard interface RS485 ,pull-up and pull-down resistor, whose

value is 5.1K,have been set to A/B line.

Output

RS485 bus interface

Transmission Specifications

Item

Operating Conditions

Value

Data Rate

500Kbps (max.)

The delay time from the receiving data switch to the send

data : 30 μs(min.), 100 μs(max.).

Transceiver Switching Delay

The Number of Nodes

Transceiver control

Connect up to 256 nodes on one bus

Contrary to common RS485 transceiver control level

Control

Input

TXD

Output

CON

Line state

Normal

Truth Table

Sending Status

Normal

2015.03.10-A/3

Page 1 of 4

MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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