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特性

• Flexible Options for RS-232 and RS-422/485 Operation in One Package
  • Simultaneous 2TX/2RX RS-232 and Half-Duplex
  • RS-485 Transceiver Operation (MAX3162)
  • Pin-Programmable as Either 2TX/2RX RS-232 or Half/Full RS-485 Transceiver (MAX3160, MAX3161)
• Integrated Protection Increases Robustness
  • Transmitters and Receivers Protected Against Wiring Faults
  • True Fail-Safe Receiver Prevents False Transition on Receiver Input Short or Open
  • Short-Circuit Protection Over the Entire Common- Mode Voltage Range
  • Thermal Protection from Excessive Power Dissipation
  • Slew Rate Limiting Minimizes EM and Reduces Cable Reflections
• Integrated Charge-Pump Circuitry Saves Board Space
  • Eliminates the Need for a Bipolar ±12V Supply
  • Enables Single-Supply Operation From +3V to +5.5V Voltage Supply
• 1µA Shutdown Supply Current Saves Power
• Allows Up to 256 Transceivers on the Bus

产品详情和应用

应用

• 工业控制
• 网络
• 外设
• 销售终端机(POS)装置
• RS-232至RS-485接口转换器