类型 | 描述 |
---|
安装方式 | Surface Mount |
引脚数 | 8 Pin |
电源电压 | 4.75 V (min) |
封装 | SOIC |
供电电流 | 300 µA |
数据速率 | 2.50 Mbps |
类型 | 描述 |
---|
产品生命周期 | Not Listed by Manufacturer |
MAX490ESA+是一款低功耗收发器, 用于RS-485和RS-422通信. 每部分包含一个驱动器与一个接收器. MAX490的驱动器摆率不受限制, 可以传输高达2.5Mbps的数据. 这些收发器在空载或完全加载禁用的驱动器时, 消耗120至500µA的电源电流. 驱动器的短路电流受到限制, 并且通过将驱动器输出置于高阻状态的热关断电路, 来防止过度功耗. 接收器输入具有故障保护功能, 可在输入开路时保证逻辑高电平输出. MAX490设计用于全双工应用.
● 300µA静态电流
● 32接收器数量, 在总线上
● 8引脚数
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