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High-Speed 3.3V/5V RS-485/RS-422 Transceiver with ±35kV HBM ESD Protection

Industry's Fastest Dual-Voltage RS-485/RS-422 Transceiver with Highest ESD Protection

Product Details

Key Features

Applications/Uses

Parametric specs for RS-485/RS-422 Line Driver/Receivers
# Tx/Rx 1Tx + 1Rx
Duplex Half
VSUPPLY (V) 3.0 to 5.5
Data Rate (kbps) (min) 42000
ICC (mA) (typ) 1.9
ESD Protect. (±kV) 35
Tx EN Yes
Rx EN Yes
ICC (Shutdn.) (µA) (typ) 10
Oper. Temp. (°C) -40 to +85
-40 to +125
Package/Pins SOIC (N)/8
TDFN/8
UMAX/8
Budgetary
Price (See Notes)
2.21
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Simplified Block Diagram

Support & Training

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Parameters

Parametric specs for RS-485/RS-422 Line Driver/Receivers
# Tx/Rx 1Tx + 1Rx
Duplex Half
VSUPPLY (V) 3.0 to 5.5
Data Rate (kbps) (min) 42000
ICC (mA) (typ) 1.9
ESD Protect. (±kV) 35
Tx EN Yes
Rx EN Yes
ICC (Shutdn.) (µA) (typ) 10
Oper. Temp. (°C) -40 to +85
-40 to +125
Package/Pins SOIC (N)/8
TDFN/8
UMAX/8
Budgetary
Price (See Notes)
2.21

Key Features

  • Integrated Protection Increases Robustness
    • High ESD Protection
      • ±35kV HBM ESD per JEDEC JS-001-2012
      • ±20kV Air Gap IEC 61000-4-2
      • ±12kV Contact ESD per IEC 61000-4-2
    • ±4kV EFT per IEC 61000-4-4
    • Short-Circuit Protected Outputs
    • True Fail-Safe Receiver Prevents False Transition on Receiver Input Short or Open Events
    • Hot-Swap Capability Eliminates False Transitions During Power-Up or Hot Insertion
  • 3V to 5.5V Supply Voltage Range
  • High-Speed Data Rates up to 42Mbps
  • -40°C to +125°C Operating Temperature
  • Allows Up to 32 Transceivers on the Bus
  • Low 10µA (max) Shutdown Current for Lower Power Consumption

Applications/Uses

  • Backplane Busses
  • Encoder Interfaces
  • Field Bus Networks
  • Motion Controllers

Description

The MAX14783E is a half-duplex RS-485/422 transceiver that operates at either 3.3V or 5V rails with high ±35kV ESD performance and up to 42Mbps data rate. The device is optimized for high speeds over extended cable runs while maximizing tolerance to noise.

The MAX14783E is available in 8-pin µMAX®, 8-pin SO, and 8-pin TDFN-EP packages. The device in the TDFN-EP package operates over the -40°C to +125°C temperature range. The MAX14783E in the µMAX and SO packages operates over the -40°C to +85°C and -40°C to +125°C temperature ranges.

Simplified Block Diagram

MAX14783E: Functional Diagram MAX14783E: Functional Diagram Zoom icon

Support & Training

Search our knowledge base for answers to your technical questions.

Filtered Search

Our dedicated team of Applications Engineers are also available to answer your technical questions. Visit our support portal .