FEATURES

► 5.7kVRMS isolated half-duplex RS-485/RS-422 transceiver

► ±60V fault protection on RS-485 A and B pins

► Low radiated emissions, integrated, isolated DC-to-DC converter

► Meets EN 55032 Class B radiated emissions on a 2-layer PCB

► Robust protection on the RS-485 A and B bus pins

► ≥ ±4kV IEC 61000-4-2 ESD

► ±10kV HBM ESD

► ≥ ±4kV IEC 61000-4-4 EFT

► Extended ±25V common-mode range

► Two speed options

► ADM2895E - low speed 250kbps for EMI control

► ADM2895E-1 - high speed 20Mbps data rate

► Flexible power supplies

► Primary input VCC supply of 3.0V to 5.5V

► Primary logic VIO supply of 1.7V to 5.5V

► VSEL pin to select isolated VISO supply of 5V (VCC > 4.5V) or

3.3V

► PROFIBUS compliant for 5V VISO

► Wide operating temperature range: −40°C to +105°C

► High common-mode transient immunity: 250kV/μs

► Short-circuit, open-circuit, and floating input receiver fail-safe

► Supports >224 bus nodes (112kΩ receiver input impedance)

► Full hot-swap support (glitch free power-up/power-down)

► Safety and regulatory approvals

► IEC 60747-17 (pending)

► Reinforced VIORM = 566VPEAK

► UL 1577 (pending)

► VISO= 5700VRMS for 1 minute

► IEC/EN/CSA 62368-1 (pending)

► IEC/EN/CSA 61010-1 (pending)

► IEC/CSA 60601-1 (pending)

► GB 4943.1 (pending)

► Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E)

► Outline Dimensions with 8.3mm creepage and clearance in

standard pinout

APPLICATIONS

► Heating, ventilation, and air conditioning (HVAC) networks

► Industrial field buses

► Building automation

► Utility networks

► Energy meters