Benefits and Features
● High-Level Integration Reduces Overall Solution Size
• Fully Isolated Half-Duplex RS-485/RS-422
Transceivers
• Compact 8-Pin Wide Body SOIC Package (5.5mm
Creepage)
● Integrated Protection Ensures Robust Communication
• ±10kV ESD (HBM) on Driver Outputs/Receiver
Inputs
• Failsafe Receiver Prevents Fault Transition on
• Receiver Input Short or Open Events (MAX22025FMAX22028F)
• Withstands 3.5kVRMS Isolation Voltage for 60
Seconds (VISO)
• Withstands 630VPEAK Maximum Repetitive Peak-
Isolation Voltage (VIORM)
• Continuously Withstands 445VRMS Maximum
Working-Isolation Voltage (VIOWM)
● Enables Flexible System Design
• 0.5Mbps Maximum Data Rate with Slew-Rate
Limited Driver (MAX22025/MAX22027/
MAX22025F/MAX22027F)
• 16Mbps Maximum Data Rate (MAX22026/
MAX22028/MAX22026F/MAX22028F)
• AutoDirection Eliminates the Need for DE and RE
Control Signals

Applications
● Utility Meters
● Industrial Automation Equipment
● Programmable Logic Controllers
● HVAC