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MAX3490 - True RS-485/RS-422 Transceivers

Description

The MAX3483, MAX3485, MAX3486, MAX3488, MAX3490, and MAX3491 are 3.3V, low-power transceivers for RS-485 and RS-422 communication.

Each part contains one driver and one receiver.

Features

  • Operate from a Single 3.3V Supply.
  • No Charge Pump!.
  • Interoperable with +5V Logic.
  • 8ns Max Skew (MAX3485/MAX3490/MAX3491).
  • Slew-Rate Limited for Errorless Data Transmission (MAX3483/MAX3488).
  • 2nA Low-Current Shutdown Mode (MAX3483/MAX3485/MAX3486/MAX3491).
  • -7V to +12V Common-Mode Input Voltage Range.
  • Allows up to 32 Transceivers on the Bus.
  • Full-Duplex and Half-Duplex Versions Available.
  • Industry St.

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Datasheet preview – MAX3490

Datasheet Details

Part number MAX3490
Manufacturer Maxim
File Size 2.89 MB
Description True RS-485/RS-422 Transceivers
Datasheet download datasheet MAX3490 Datasheet
Additional preview pages of the MAX3490 datasheet.
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Full PDF Text Transcription

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Click here for production status of specific part numbers. MAX3483/MAX3485/ MAX3486/MAX3488/ MAX3490/MAX3491 3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers General Description The MAX3483, MAX3485, MAX3486, MAX3488, MAX3490, and MAX3491 are 3.3V, low-power transceivers for RS-485 and RS-422 communication. Each part contains one driver and one receiver. The MAX3483 and MAX3488 feature slew-rate-limited drivers that minimize EMI and reduce reflections caused by improperly terminated cables, allowing error-free data transmission at data rates up to 250kbps. The partially slew-rate-limited MAX3486 transmits up to 2.5Mbps. The MAX3485, MAX3490, and MAX3491 transmit at up to 10Mbps.
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