C912ZVMC12L0WKHR

Overview

The C912ZVMC12L0WKHR is a mixed-signal microcontroller from the MagniV S12ZVM family, designed for automotive and industrial motor control. It features an enhanced S12Z core with up to 100 MHz clock frequency. The device integrates 32 kB of flash memory with ECC, 4 kB of RAM with ECC, and 128 bytes of EEPROM with ECC. It includes six 15-bit PWM channels for motor control, dual 12-bit ADCs, and a Programmable Trigger Unit (PTU). The part supports a 3.5 V to 20 V operating voltage range and includes a LIN physical layer. It also provides gate drive circuits for six power MOSFETs and two operational amplifiers for current sensing.

Feature Summary

• Integrated gate drive unit supporting six external power MOSFETs
• Built-in LIN physical layer for local interconnect network communication
• Dedicated hardware for motor control including 15-bit PWM and fault management
• Dual 12-bit analog-to-digital converters with programmable trigger synchronization

Applications

• Automotive body electronics and lighting control
• Industrial motor drives and pump control
• LIN bus node implementation in vehicle networks
• General-purpose motor control applications requiring integrated power stage driving

Procurement Notes

Verify the specific suffix L0WKHR against official NXP documentation to confirm package type, temperature grade, and mass production status. Ensure compatibility with existing PCB footprints for the 64-lead LQFP-EP package. Confirm that the integrated LIN PHY meets the requirements of the target application's network topology. Check for any required external components for the gate drive circuit based on the specific MOSFET gate charge characteristics.

Selection Notes

Select this component when a dedicated motor controller with integrated LIN capability is required. The C912ZVMC12L0WKHR is suitable for applications needing up to six PWM outputs and integrated high-side/low-side gate drivers. Consider the 32 kB flash limit for complex control algorithms. Verify that the 3.5 V to 20 V supply range aligns with the system power architecture. Compare against other S12ZVM variants if higher memory or different packaging options are needed.

Part Context

This part belongs to the NXP MagniV S12ZVM mixed-signal MCU family, which targets cost-sensitive motor control applications. The series combines a standard S12Z core with specialized analog peripherals like gate drivers and current sense amplifiers. This integration reduces bill-of-materials count by eliminating external driver ICs. The family is optimized for automotive environments, offering robustness against electrical noise and wide temperature operation.

Replacement Considerations

Direct substitutes within the S12ZVM family include parts with identical pinouts and peripheral sets but different memory sizes or suffixes. Verify functional equivalence regarding the LIN PHY presence and gate drive strength. Cross-reference with the official product comparison table for the S12ZVM series to identify compatible alternatives with varying flash/RAM configurations.