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ADI/LINEAR MAX3082ESA+T MAX3082ESA
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ADI(Analog Devices) / LINEAR MAX3082ESA+T
- Type
- ADI/LINEAR
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ADI(Analog Devices) / LINEAR
- Electronic Component
- MAX3082ESA+T
- Electronic Component
- 1
- Package
- SOP-8
- Type
- Transceiver
- Electronic Component
- RS-485 / RS-422IC
- Electronic Component
- 0.213g
- Electronic Component
- 256
- Electronic Component
- 1
- Features
- Tx / Rx
- Electronic Component
- BM0262721435
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 4.75V~5.25V
- Receiver
- 1
- Data
- 115Kbps
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MAX3082ESA+T 产品概述
一、概述
MAX3082ESA+T 是 ADI（亚德诺）/Linear 系列的半双工收发器，集成 1 个驱动器与 1 个接收器，兼容 RS-422 与 RS-485 总线标准。器件工作电压在 4.75V～5.25V 范围内，支持 115 kbps 的数据速率，适用于多节点（最多 256 节点）差分串行通信场景。器件工作温度范围为 -40℃ 至 +85℃，静态电流为 375 μA，整体针对低功耗与工业级可靠性进行了设计，封装为 SOP-8（8-SOIC）。
二、主要参数（要点）
- 类型：收发器（Transceiver）
- 驱动器数/接收器数：1/1（半双工）
- 工作电压：4.75V ~ 5.25V
- 数据速率：115 kbps
- 最大节点数：256
- 工作温度：-40℃ ~ +85℃
- 静态电流：375 μA
- 通讯模式：半双工
- 封装：SOP-8（8-SOIC）
- 品牌：ADI / Linear
三、主要特性与优势
- 低功耗：静态电流 375 μA，有利于电源受限或休眠场景的能耗控制。
- 工业级温度范围：-40℃ 到 +85℃，适应恶劣环境下长期稳定运行。
- 高兼容性：支持 RS-422 与 RS-485 协议，适合点对多点或多主机网络。
- 标准封装：SOP-8 易于在线贴装和替换，便于批量生产与维护。
- 半双工设计：在半双工拓扑（如常见的 RS-485 多站网络）中实现可靠的方向控制与传输。
四、封装与外形说明
MAX3082ESA+T 提供 SOP-8（8 引脚）封装，适配常见 PCB 布局。建议在 VCC 旁放置去耦电容（例如 0.1 μF）以保证电源稳定；差分 A/B 总线端应预留终端电阻焊盘（例如 120 Ω）及可选的失效保护或滤波网络，用于不同拓扑与线缆长度的调节。
五、推荐应用与设计建议
- 典型应用：工业自动化现场总线、楼宇控制、仪器仪表、PLC 通讯、安防系统与 POS 机等。
- 设计建议：
- 在多节点 RS-485 总线上保留终端电阻和逻辑方向控制（DE/RE）布线。
- 对于长线或噪声环境，采用合适的总线终端、共模滤波与布线拓扑以降低误码率。
- 在 PCB 布局中尽量缩短差分对长度并走平衡线，避免穿隔离槽或靠近大电流回路。
- 根据系统需要增加电源滤波与 ESD/浪涌保护元件以提升系统可靠性。
MAX3082ESA+T 因其工业级温度、低静态功耗与标准封装，适合需要稳定差分通信且对功耗、空间和兼容性有要求的系统设计。
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