Features

• IEC61000 ESD protection on RS-422 outputs . . . . ±16.5kV

- Class 3 ESD level on all other pins . . . . . . . . . . .12kV HBM

- High machine model ESD level on all pins . . . . . . . . . 700V

• Wide supply range . . . . . . . . . . . . . . . . . . . . . . . . . 3.0V to 5.5V

• Specified for +125°C operation

• Available in industry standard pinouts (ISL32172E,

ISL32272E, ISL32174E) or in a space saving QFN

(ISL32179E) with added features

• Logic supply pin (VL) eases operation in mixed supply

systems (ISL32179E only)

• User-selectable data rate (ISL32179E only)

• Hot plug Tx outputs remain tri-stated during power-up and

power-down

• Low Tx leakage allows > 256 devices on the bus

• High data rates. . . . . . . . . . . . . . . . . . . . . . . . . . up to 32Mbps

• Low quiescent supply current. . . . . . . . . . 0.8mA (maximum)

- Low shutdown supply current. . . . . . . . . . . . . . . . . . . . 60μA

• Current limiting and thermal shutdown for driver overload

protection

• Tri-statable Tx outputs

• 5V tolerant logic inputs when VCC ≤ 5V

• Pb-free (RoHS compliant)

Applications

• Telecom equipment

• Motor controllers/encoders

• Programmable logic controllers