Features
• IEC61000-4-2 ESD protection on RS-485 I/O pins . ±15kV
- HBM Class 3 ESD level on all other pins . . . . . . .>7kV
• Full fail-safe (open, short, terminated/floating) receivers
• Hot plug - Tx and Rx outputs remain three-state during
power-up (only versions with output enable pins)
• True 1/8 unit load allows up to 256 devices on the bus
• Single 3.3V supply
• High data rates. . . . . . . . . . . . . . . . . . . . . . . up to 20Mbps
• Low quiescent supply current. . . . . . . . . . . . .800μA (Max)
- Ultra low shutdown supply current . . . . . . . . . . . . .10nA
• -7V to +12V common-mode input/output voltage range
• Half and full duplex pinouts
• Three state Rx and Tx outputs available
• Current limiting and thermal shutdown for driver overload
protection
• Tiny MSOP packages consume 50% less board space
• Pb-free (RoHS compliant)

Applications
• Automated utility meter reading systems
• High node count systems
• Field bus networks
• Security camera networks
• Building environmental control/lighting systems
• Industrial/process control networks