MM912KS812AMAFR2

Application Specific Microcontrollers Overview

The MM912KS812AMAFR2 is a System in Package (SiP) integrating an S12XS microcontroller and MC33812 analog driver. It features 256 KB flash memory, 12 KB RAM, and operates within a -40°C to 125°C temperature range. The device supports a supply voltage of approximately 4.7 V to 36 V. Key functions include relay, injector, lamp, and ignition drivers with current limits of 4.0 A and 1.5 A respectively. It includes an ISO-9141 K-Line transceiver, a watchdog timer, and a 5.0 V pre-regulator for the MCU.

Application Specific Microcontrollers Feature Summary

• Integrated S12XS MCU with 256 KB Flash and 12 KB RAM
• MC33812 analog driver with 4.0 A relay/injector and 1.5 A lamp output
• ISO-9141 K-Line transceiver for diagnostic communication
• Wide operating voltage range (~4.7 V to 36 V)
• 100-pin LQFP-EP package

Application Specific Microcontrollers Applications

• Motorcycle engine control
• Single cylinder small engine control systems

Application Specific Microcontrollers Procurement Notes

Verify component authenticity through authorized NXP channels. Confirm RoHS compliance status via official documentation. Check for moisture sensitivity level requirements during storage and handling. Ensure proper ESD protection measures are implemented during assembly.

Application Specific Microcontrollers Selection Notes

Select this SiP for applications requiring combined MCU processing and high-current power driving in a compact form factor. Consider the 256 KB flash capacity for complex engine control algorithms. Verify thermal management capabilities given the 1.7 W power dissipation rating.

Application Specific Microcontrollers Part Context

This part belongs to the MM912_S812 family, which combines S12XS microcontrollers with MC33812 SMARTMOS technology. The 'K' suffix indicates 256 KB flash memory, while 'AF' denotes the 100-lead LQFP package with exposed pad. The 'R2' suffix specifies tape and reel packaging.

Application Specific Microcontrollers Replacement Considerations

Consult NXP for direct replacements. Alternative options may include other MM912 variants with different memory sizes or packages. Verify pin compatibility and software compatibility when considering substitutes.