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MAX490ECSA+T Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MAX490ECSA+TMAXIM5000Yes

MAX490ECSA+T is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated.

The MAX490ECSA+T is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated.

Specifications:

  • Supply Voltage: +4.75V to +5.25V
  • Operating Temperature Range: 0°C to +70°C
  • Data Rate: Up to 2.5Mbps
  • Number of Drivers/Receivers: 1 Driver, 1 Receiver
  • Slew Rate Limited: Reduces EMI and reflections
  • Low Power Shutdown Mode: Consumes <1µA
  • Half-Duplex Communication
  • ESD Protection: ±15kV (Human Body Model)
  • Package: 8-Pin SOIC

Descriptions:

The MAX490ECSA+T is designed for balanced data transmission in RS-485/RS-422 applications. It features slew-rate-limited drivers to minimize EMI and reduce reflections in unterminated cables. The device operates from a single +5V supply and includes a low-power shutdown mode.

Features:

  • Low-power RS-485/RS-422 transceiver
  • Slew-rate-limited for reduced EMI
  • Half-duplex communication
  • 1/8-unit load allows up to 256 transceivers on the bus
  • Thermal shutdown protection
  • Driver short-circuit current limiting
  • Receiver fail-safe for open or shorted inputs

This device is commonly used in industrial control, telecom, and networking applications.

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