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L9779WD：Multifunction IC with MSC interface for engine management system

The L9779WD is an integrated circuit designed for automotive environment and implemented in BCD6S technology.

It is conceived to provide all basic functions for standard engine management control units.

It is assembled in the HiQUAD-64 power package.

Key Features

• 5 V logic regulator
• 3.3 V logic regulator
• 5 V tracking sensor supply
• Smart reset function
• Power latch with Secure Engine Off (SEO) functionality, to safely complete driver switch off procedure
• Flying wheel interface function (VRS) with adaptive time and amplitude control
• Protected low-side relay driver
  • OUT13 to 18, MRD
• Protected low-side (injector drivers)
  • OUT1 to 4
• Protected low-side (high current)
  • OUT5, 6, 7
• Protected low-side (low current)
  • OUT19, 20
• IGBT pre-drivers (IGN1 to 4)
• External MOS pre-drivers (OUT8 to 9)
• Configurable power stages CPS
  • Stepper motor driver/ high-side - low-side (OUT21 to 28)
• Thermal warning and shutdown
• Serial interface
  • Micro Second Channel interface (MSC)
  • ISO9141 interface (K-Line)
• High speed CAN transceiver
• Dedicated pin VDDIO to select the voltage level of digital output used for serial communication
• VDA 2.0 compliance with 3 level Watchdog
• Package: HiQUAD-64

Product Specifications

Sample & Buy

Quality & Reliability