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LM3485SA Datasheet(PDF) 1 Page - Shanghai Leiditech Electronic Technology Co., Ltd

Part # LM3485SA
Description  3.3V power supply, half duplex
PDF  6 Pages
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Manufacturer  LEIDITECH [Shanghai Leiditech Electronic Technology Co., Ltd]
Direct Link  http://www.leiditech.com
Logo LEIDITECH - Shanghai Leiditech Electronic Technology Co., Ltd

LM3485SA Datasheet(HTML) 1 Page - Shanghai Leiditech Electronic Technology Co., Ltd

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图
引脚分布图
特点:
3.3V 电源供电,半双工;
1/8 单位负载,允许最多 256 个器件连接到总线;
驱动器短路输出保护;
过温保护功能;
低功耗关断功能;
接收器开路失效保护;
具有较强的抗噪能力;
集成的瞬变电压抵制功能;
在电噪声环境中的数据传输速率可达到 12Mbps;
产品外形:
描述
是一款 3.3V 供电、半双工、低功耗,功能完全满足 TIA/EIA-485 标准要求的 RS-485
收发器。
包括一个驱动器和一个接收器,两者均可独立使能与关闭。当两者均禁用时,驱动
器与接收器均输出高阻态。SIT3485 具有 1/8 负载,允许 256 个 SIT3485 收发器并接在同一通信
总线上。可实现高达 12Mbps 的无差错数据传输。
工作电压范围为 3.0~3.6 V,具备失效安全(fail-safe)、过温保护、限流保护、过压
保护等功能。
引脚分布图
提供绿色环保无铅封装
RO
RE
DE
DI
VCC
GND
A
B
R
D
12Mbps 通迅速率,256 节点 RS485/RS422 收发器
LM3485SA
3.3V 供电 半双工,
1



LM3485SA
LM3485SA
LM3485SA
LM3485SA
Rev :
www.leiditech.com
01.06.2018
1/13


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