• Fault protected RS-485 bus pins . . . . . . . . . . . . . . up to ±60V

• Extended common-mode range. . . . . . . . . . . . . . . . . . . . ±20V

larger than required for RS-485

• ±15kV HBM ESD protection on RS-485 bus pins

• ±4kV IEC61000-4-4 EFT Immunity

• Wide supply range . . . . . . . . . . . . . . . . . . . . . . . . . . 3V to 5.5V

• Cable invert pin (ISL32457E and ISL32459E only)

corrects for reversed cable connections while maintaining

Rx full fail-safe functionality

• 1/4 unit load for up to 128 devices on the bus

• High transient overvoltage tolerance . . . . . . . . . . . . . . . ±80V

• Full fail-safe (open, short, terminated) RS-485 receivers

• Choice of RS-485 data rates . . . . . . . . . . . . . . . . . . up to 20Mbps

• Low quiescent supply current. . . . . . . . . . . . . . . . . . . . . 2.1mA