912_P812 Overview
Freescale Semiconductor Advance Information Document Number: 1.0, 05/2012 S12P MCU and Multifunctional Ignition and Injector Driver 912_P812 System In Package (SiP) The MM912xP812 is an engine control IC bining an MCU (S12P) and analog control die (MC33812) intended for motorcycle and other single/dual cylinders small engine control applications. The MCU S12P has 6 KB RAM, and flash memory size of 96 KB or 128 KB.
912_P812 Key Features
- Designed to operate over the range of ~4.7 V ≤ VPWR ≤ 36 V
- Relay/injector/fuel pump driver-current limit-4.0 A typical
- Lamp driver-current limit-1.5 A typical
- All external outputs protected against short to battery and over-current
- VCC voltage pre-regulator provides +5.0 V power for the MCU
- MCU watchdog timer circuit with parallel refresh/time setting line
- ISO-9141 K-Line transceiver for municating diagnostic messages
- All signal lines are accessible
- Also available with MC9S12XEP100 MCU for calibration
- For detailed specifications see data sheets for the MC33812 and MC9S12Pxxx
912_P812 Applications
- Designed to operate over the range of ~4.7 V ≤ VPWR ≤ 36 V