ST1480US

批量生产

供电电压3.3V,ESD保护电压15 kV,速率高达12 Mbps的真RS-485/RS-422收发器

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产品概述

描述

ST1480US是受±15 kV ESD保护的3.3 V低功耗收发器,适用于RS-485和RS-422通信。该器件包含一个驱动器和一个半双工配置的接收器。ST1480US可保证发射和接收数据速率至少能够达到12 Mbps。所有发射器输出端和接收器输入端均由人体模型进行保护,其放电电压为±15 kV。我们使用短路电流对驱动器进行限制,并通过热关断电路来防止其功率耗散过大;该电路可将驱动器输出置于高阻抗状态。

ST1480US输入端具有货真价实的故障安全功能,即使在两个输入端均处于开路或短路状态或是在终端总线无信号的情况下,也能保证输出逻辑高电平。

  • 所有功能

    • ESD保护
      • – ±15 kV人体模型
      • – ±8 kV IEC 1000-4-2接触放电
    • 可使用3.3 V单电源供电,无需使用电荷泵
    • 可与5 V逻辑单元进行互操作
    • 低电流关断模式最大值为1 μA
    • 可保证实现12 Mbps数据速率
    • 输入共模电压范围为-7至12 V
    • 可提供半双工版本
    • 行业标准75176引脚排列
    • 通过电流限制和热关断功能提供驱动器过载保护
    • 在发生浮动输入、输入短路或终端输入无信号的情况下,保证接收器实现高输出状态
    • 总线最多支持连接64个收发器

The current status of a product:
Active: Product is in volume production
Evaluation: Product is under characterization. Limited Engineering samples available
Preview: Product is in design stage
Target: Product is in design feasibility stage.No commitment taken to produce
Proposal: Marketing proposal for customer feedback.No commitment taken to design or produce
NRND: Not Recommended for New Design.Product is in volume production only to support customers ongoing production.
Marketing description of the package type.Compliancy of the device with industry requirement domains (IRD)The RoHS status of a product:
ECOPACK 1: Initial grade to identify European RoHS compliant products.
ECOPACK 2: New grade to identify brominated chlorinated and antimony oxide flame retardant free products.
ECOPACK 3: Halogen free RoHS exemptions free products.
(*): ECOPACK 2 version available upon request.
(**): Some versions still existing in ECOPACK 1 or not compliant.
Longevity Commitment in yearsLongevity Starting DateThe current status of a product:
Active: Product is in volume production
Evaluation: Product is under characterization. Limited Engineering samples available
Preview: Product is in design stage
Target: Product is in design feasibility stage.No commitment taken to produce
Proposal: Marketing proposal for customer feedback.No commitment taken to design or produce
NRND: Not Recommended for New Design.Product is in volume production only to support customers ongoing production.
Budgetary PriceMarketing description of the package type.Storage method used to contain product.Main country of assembly or fabrication of the product.ECCNs are five character alpha-numeric designations used on the Commerce Control List to identify dual-use items for export control purposes. ECCNs are five character alpha-numeric designations used on the Commerce Control List to identify dual-use items for export control purposes.The value as specified by level (minTypMax) of the ambient temperature (in Cel) in which this item was designed to operate.The value as specified by level (minTypMax) of the ambient temperature (in Cel) in which this item was designed to operate.The value as specified by level (minTypMax) of the ambient temperature (in Cel) in which this item was designed to operate.