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