Overview
The S912ZVML12F3WKH is a member of the 16-bit S12 MagniV S12ZVM mixed-signal microcontroller family from NXP Semiconductors. This MCU is designed to provide the smallest, most efficient, and scalable 3-phase motor control solution for various motor types, including Brushless Direct Current (BLDC), Permanent Magnet Synchronous Motor (PMSM), and Switched Reluctance Motor (SRM). It is particularly suited for industrial and automotive applications, emphasizing functional safety and reliability through NXP's SafeAssure program, which aligns with ISO 26262 standards.
Key Specifications
| Specification | Value |
|---|---|
| Package | 64LQFP-EP |
| Flash Memory | 128 KB |
| RAM | 8 KB |
| EEPROM (Bytes) | 512 |
| PHY | LIN |
| Separate VREG | 0 |
| GDU (HS / LS) | 3/3 |
| OpAmp / Current sense | 2 |
| ADC (ext. channels) | 4+5 |
| MSCAN | 1 |
| SCI | 2 |
| SPI | 1 |
| TIM (IC/OC channels) | 4 |
| PWM channels | 6+4 |
| External FET Nominal Gate Charge (nC) | 100-150 |
| Operating Temperature (Min-Max) (°C) | up to 150°C Ambient |
Key Features
- Integrated 12 V to 5 V voltage regulator.
- LIN physical layer for communication.
- Gate Driver Unit (GDU) to control six power MOSFETs.
- Bootstrap diodes integrated for efficient power management.
- Multiple analog and digital peripherals, including OpAmps, current sense amplifiers, and ADCs.
- Support for MSCAN, SCI, and SPI communication protocols.
- Timer and PWM modules for precise control.
- Compliance with functional safety standards through the SafeAssure program.
Applications
The S912ZVML12F3WKH is primarily used in 3-phase motor control applications, including:
- Brushless Direct Current (BLDC) motors.
- Permanent Magnet Synchronous Motors (PMSM).
- Switched Reluctance Motors (SRM).
- Industrial automation and control systems.
- Automotive systems requiring high reliability and functional safety.
Q & A
- What is the primary function of the S912ZVML12F3WKH microcontroller?
The primary function is to provide a scalable and efficient 3-phase motor control solution. - What types of motors can the S912ZVML12F3WKH control?
It can control BLDC, PMSM, and SRM motors. - What is the flash memory capacity of the S912ZVML12F3WKH?
The flash memory capacity is 128 KB. - What communication protocols are supported by the S912ZVML12F3WKH?
It supports LIN, MSCAN, SCI, and SPI protocols. - Does the S912ZVML12F3WKH have integrated voltage regulation?
No, it does not have a separate voltage regulator. - What is the operating temperature range of the S912ZVML12F3WKH?
The operating temperature range is up to 150°C ambient. - Is the S912ZVML12F3WKH compliant with any functional safety standards?
Yes, it is compliant with ISO 26262 through NXP's SafeAssure program. - What is the package type of the S912ZVML12F3WKH?
The package type is 64LQFP-EP. - How many PWM channels does the S912ZVML12F3WKH have?
It has 6+4 PWM channels. - Does the S912ZVML12F3WKH have any integrated analog peripherals?
Yes, it includes OpAmps and current sense amplifiers.
