company blog about NXP FS32K116BRT0MFMR Low-Power S32K116 48MHz Automotive Microcontrollers

NXP FS32K116BRT0MFMR Low-Power S32K116 48MHz Automotive Microcontrollers

As the electrification and intelligentisation of automobiles accelerate, the demand for high-performance, low-power automotive-grade microcontrollers (MCUs) continues to grow. Shenzhen Mingjiada Electronics Co., Ltd., as a leading global distributor of electronic components, now offers the NXP FS32K116BRT0MFMR automotive-grade microcontroller. This product belongs to the S32K1xx series, based on the Arm® Cortex®-M0+ core, and is specifically designed for automotive electronic applications such as body control and new energy electric drive systems. It features low power consumption, high integration, and functional safety as its key advantages.

FS32K116BRT0MFMR Product Overview

The FS32K116BRT0MFMR is an economical 32-bit automotive MCU in NXP's S32K1 series, featuring a 48MHz Arm Cortex-M0+ core that achieves an excellent balance between performance and power consumption. The FS32K116BRT0MFMR device is packaged in a 32-LQFP (7x7mm) package, with 128KB of Flash and 16KB of SRAM, and supports various automotive communication interfaces such as CAN, LIN, SPI, and I2C. It fully complies with AEC-Q100 Grade 1 automotive certification standards, with an operating temperature range from -40°C to 125°C, making it suitable for harsh automotive environments.

The FS32K116BRT0MFMR 32-bit microcontroller (MCU) is based on the Arm® Cortex®-M architecture and features a basic cryptographic security engine. The FS32K116BRT0MFMR offers scalability in terms of memory and peripherals, ensuring compliance with ASIL B-level functional safety performance in accordance with the ISO 26262 standard.

FS32K116BRT0MFMR Specifications

Series: S32K11x

Core: ARM Cortex M0+

Program memory capacity: 128 kB

Data bus width: 32 bits

ADC resolution: 12 bits

Maximum clock frequency: 48 MHz

Number of I/O pins: 28 I/O

Data RAM capacity: 17 kB

Supply Voltage - Minimum: 2.7 V

Supply Voltage - Maximum: 5.5 V

Minimum Operating Temperature: -40°C

Maximum Operating Temperature: +125°C

Analogue Supply Voltage: 2.7 V to 3 V, 3 V to 5.5 V

DAC Resolution: 8 bits

Data RAM type: SRAM

Data ROM capacity: 2 kB

Data ROM type: EEPROM

I/O voltage: 3.3 V, 5 V

Interface types: I2C, I2S, LIN, PWM, SPI, UART

ADC channel count: 13 channels

FS32K116BRT0MFMR core features

Low-power architecture design is a key feature of the FS32K116BRT0MFMR:

Multiple low-power modes: Supports RUN, WAIT, STOP, and VLPR (Very Low Power Run) modes

Dynamic voltage and frequency scaling (DVFS): Adjusts operating frequency and voltage based on load

Fast wake-up mechanism: Wake-up time from low-power mode is less than 5μs

Typical operating power consumption: Consumes only 4.5 mA current when operating at full speed at 48 MHz

The FS32K116BRT0MFMR's rich peripheral integration significantly simplifies system design:

Communication interfaces: 2 FlexCAN (supporting CAN 2.0B), 1 LIN, 2 SPI, 2 I2C

Analogue front end: 16-channel 12-bit 1 Msps ADC, 2 12-bit DACs

Timers: 2 16-bit FlexTimers (supporting PWM), 1 period interrupt timer (PIT)

Security features: Hardware CRC module, independent watchdog, clock monitoring unit

The functional safety and information security of the FS32K116BRT0MFMR meet the stringent requirements of automotive electronics:

Compliant with ISO 26262 ASIL B functional safety level

Built-in memory protection unit (MPU) and flash memory error correction code (ECC)

Supports secure boot and firmware integrity verification

Provides a hardware encryption accelerator (optional)

Target Application Areas for FS32K116BRT0MFMR

The FS32K116BRT0MFMR is widely used in various automotive electronic systems due to its reliability, low power consumption, and cost-effectiveness:

1. Body Control Module (BCM)

Door control (window lifting, door lock drive)

Headlight control (headlights, turn signals, interior lights)

Windshield wiper and washer control

Seat and steering wheel adjustment

2. New Energy Vehicle Electric Drive Systems

Battery Management System (BMS) master control unit

On-Board Charger (OBC) control

Low-voltage DC-DC converter control

Thermal management system control

3. On-Board Network Nodes

CAN/LIN Gateway Node

Sensor Data Acquisition Unit

Actuator Drive Control

Area Controller

4. Industrial Control Applications

Industrial Sensor Interface

Small Motor Control

Human-Machine Interface (HMI)

Data Acquisition System