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FEATURES

Certified Level 4 EMC protection on RS-485 A and B bus pins

IEC 61000-4-5 surge protection (±4 kV)

IEC 61000-4-4 EFT protection (±2 kV)

IEC 61000-4-2 ESD protection

±8 kV contact discharge

±15 kV air gap discharge

Certified IEC 61000-4-6 conducted RF immunity (10 V/m rms)

RS-485 A and B bus pins HBM ESD >±30 kV

±42 V ac/dc peak fault protection on RS-485 bus pins

TIA/EIA RS-485 compliant over full supply range

3.0 V to 5.5 V operating voltage range on VCC

1.62 V to 5.5 V VIO logic supply

Common-mode input range: ?25 V to +25 V

2.5 Mbps data rate, maximum

Half duplex

PROFIBUS compliant at 4.5 V VCC

Receiver short-circuit, open-circuit, and floating input fail-safe

Supports 256 bus nodes (96 kΩ receiver input resistance)

?40°C to +125°C temperature option

Glitch free power-up and power-down (hot swap)

16-lead narrow body SOIC package

APPLICATIONS

Heating ventilation and air conditioning (HVAC) networks

Industrial field buses

Building automation

Utility networks