Recently, China Micro Semicon Co., Ltd. (hereinafter referred to as Cmsemicon, stock code: 688380) announced the launch of 32-bit automotive-grade MCU BAT32A337 series, which passed AEC-Q100 Grade 0. With its excellent high-temperature stability and high integration characteristics, the product fully meets the most demanding application requirements of the automotive and industrial industries, and can be applied to high-temperature actuator scenarios in vehicles, such as vehicle water pump and oil pump controls, valve regulation, sensors, thermal management and other applications.

The BAT32A337 series is based on the Arm Cortex^®-M0+ core, operating at up to 48MHz, equipped with 128KB of Flash memory and 16KB of SRAM. It operates within a voltage range of 2.0V to 5.5V and integrates a wide range of peripheral resources and multiple communication interfaces, along with rich digital and analog peripherals. Notably, this MCU series can operate reliably in extreme temperature conditions ranging from -40°C to 150°C.

The BAT32A337 series offers various package options, including LQFP32, QFN40, LQFP48, and LQFP64, providing flexibility to meet the requirements of high-temperature applications in automotive electronics.

The BAT32A337 series has achieved AEC-Q100 Grade 0 automotive qualification, ensuring high reliability and reducing development risks for automotive electronic electrical systems.

Key Features of BAT32A337

High Performance

Arm Cortex^®-M0+ core, 48MHz, 128KB Flash, 16KB SRAM, hardware multiplier/divider, voltage range: 2.0V-5.5V.

High Reliability

Operating temperature: -40°C to 150°C, AEC-Q100 Grade 0 certified, excellent ESD and EFT immunity, enhanced safety functions including RAM parity check, SFR protection, CRC, and ECC.

High Precision

Integrated 16-channel high-precision 12-bit ADC @1.06Msps, 2-channel 8-bit DAC, 2 comparators, 2 programmable gain amplifiers (PGA), and a motor-specific TimerM for various automotive motor control applications.

Rich Resources

3x UARTs (UART0/LIN), 1x CAN2.0B, 1x standard SPI, 6x 3-wire SPI, 1x standard I2C (master/slave mode), 6x simplified I2C (master mode).

Universal Timers

Universal timers - Timer4, TimerA, TimerB, TimerC.

Dedicated timers - TimerM, RTC real-time clock, SysTick timer, WWDT.

Development Support

Supports Keil MDK and IAR IDE platforms.

Comprehensive development kits and application development documentation.

Multiple automotive solution examples.

Product Status

The BAT32A337 MCU series is expected to begin mass production in the second quarter of 2024. This new product introduction promises to drive innovation and development in automotive application chips with superior overall performance and high reliability solutions.

For more information, please contact your Cmsemicon local sales office or authorized distributor worldwide.