Features

 Supply voltage from 6 V to 18 V

– Basic functionality guaranteed down to 3.9 V

 5 V regulator up to 300 mA with thermal

shutdown protection in current limitation

condition

 5 V tracking regulator up to 40 mA and short to

battery protection

 5 V standby regulator up to 2.5 mA

 2 channels injectors drivers

– Parallel and serial driving

– Output internally clamped to 60 V

– Minimum overcurrent at 2.8 A

– Ron 0.6 Ω worst case (at Tj = 150 °C)

 3 relay drivers

– 2 with parallel and serial driving, 1 with

serial driving

– Output internally clamped to 45 V

– Minimum guaranteed output current 1 A

– Ron 1.5 Ω worst case (at Tj = 150 °C)

 Tachometer driver

– Parallel and serial driving

– Minimum guaranteed output current 25 mA

– Ron 5 Ω worst case (at Tj = 150 °C)

– Serial driving

– Output internally clamped to 45 V

– Minimum guaranteed output current 1 A

(2 A during in-rush)

– Ron 1.5 Ω worst case (at Tj = 150 °C)

 Stepper motor driver

– Parallel driving

– Minimum guaranteed output current

500 mA - full step

– Ron 2.6 Ω worst case on the diagonal

(at Tj = 150 °C)

 O2 sensor heater

– Parallel and serial driving

– Output internally clamped to 45 V

– Minimum guaranteed output current 3 A

– Ron 0.5 Ω worst case (at Tj = 150 °C)

 Protected high side driver

– 100 mA min. current limitation threshold

 Full diagnosis by SPI

– Injector driver: OL, STG, OC

– Relay and Lamp drivers: OL, STG, OC

– O2 sensor heater: OL, STG, OC

– Tachometer: OL, STG, OC

– Stepper motor driver: OL, STG, STB, OC

– general diagnostic: over-temperature

 Protection for STB, STG (for stepper motor

drivers and tracking regulator)

 Self configuring variable reluctance sensor

interface

 K-line transceiver

 Microcontroller reset logic

 Packaged in PowerSO46