MAX483

Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers


Please check latest availability status for a specific part variant.

Description

The MAX481, MAX483, MAX485, MAX487–MAX491, and MAX1487 are low-power transceivers for RS-485 and RS-422 communication. Each part contains one driver and one receiver.

MAX1487, MAX481, MAX483, MAX485, MAX487, MAX488, MAX489, MAX490, MAX491: Pin Configuration and Typical Operating Circuit MAX1487, MAX481, MAX483, MAX485, MAX487, MAX488, MAX489, MAX490, MAX491: Pin Configuration and Typical Operating Circuit Enlarge+

Key Features

  • Low Power Consumption Minimizes Thermal Dissipation, Reducing System Cost
    • 120µA to 500µA Quiescent Current
    • Shutdown Current of 0.1µA
    • Single 5V Supply Voltage
  • Slew-Rate-Limited Drivers (MAX483/MAX487/MAX488 and MAX489)
    • Up to 250kbps Data Rate
    • Unlimited Drivers: Up to 2.5Mbps Data Rate
  • Integrated Protection Enhances System Robustness
    • Short Circuit Current Limited Driver
    • Integrated Thermal Shutdown
    • Receiver Fail-Safe for Input Open Circuit
    • Guarantees Logic High
  • 1/4 Unit Loading (MAX487/ MAX1487 only) Allows Up to 128 Devices on a Single Bus
    • 48kΩ Receiver Input Resistance

Applications/Uses

  • Industrial-Control Local Area Networks
  • Level Translators
  • Low-Power RS-422 Transceivers
  • Low-Power RS-485 Transceivers
  • Transceivers for EMI-Sensitive Applications

Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific and version-specific prices and delivery, please see the price and availability page or contact an authorized distributor.
Product Reliability Reports: MAX483.pdf 
Device   Fab Process   Technology   Sample size   Rejects   FIT at 25°C   FIT at 55°C   Material Composition  

Note : The failure rates are summarized by technology and mapped to the associated material part numbers. The failure rates are highly dependent on the number of units tested.

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Related Resources


MAX33072E
+3V to +5.5V, Polarity Invert RS-485 Half-Duplex Transceiver with ±65V Fault Protection, ±40V CMR, and ±40kV ESD

  • Integrated Protection for Robust Communication
  • High-Performance Transceiver Enables Flexible Designs

MAX33073E
+3V to +5.5V, Polarity Invert RS-485 Half-Duplex Transceiver with ±65V Fault Protection, ±40V CMR, and ±40kV ESD

  • Integrated Protection for Robust Communication
  • High-Performance Transceiver Enables Flexible Designs

MAX22088
Home Bus System (HBS) Compatible Transceiver

  • High Integration Reduces BOM and Footprint
  • Configurability Enables Flexible Design
  • Integrated Protection for Robust Communication