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SA32B16GFF

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ARM® Cortex® M4F Automotive MCU with Functional Safety Features
Datasheet
SA32B16GFF ARM® Cortex® M4F Automotive MCU with Functional Safety Features Datasheet
    Part numberSA32B16GFF
    CoreM4F
    Frequency(MHz)120
    PFLASH512KB
    DFLASH128KB
    SRAM(KB)64
    Retention RAM (KB)
    FOTARollback(SW)
    SecurityAES,SHA,TRNG
    I/O41
    CAN-FD3
    UART/LIN3
    SPIs3
    ADC channel (#)19CH
    PWM channels25CH
    Functional safety categoryASIL-B
    Supply voltage (V)2.8 to 5.5
    Operating temperature range(°C)-40 to 125
    PackageLQFP-48
    • CPU:

    ARM Cortex-M4F CPU

    Max Frequency: 120MHz

    Supports DSP, FPU, MPU, and NVIC 

    Supports JTAG and SWD Debug Interfaces

     

    • Memory:

    Code Flash: 512KB

    Dedicated Data Flash: 128KB

    System SRAM: 64KB

    Instruction Cache: 8KB

     

    • System:

    On-Chip Boot ROM for FOTA Upgrade with UDS Protocol 

    Dual DMA Engines with 16 Channels for Efficient Paralleled Data Transmissions

    Flexible Module Interconnection Matrix

    SysTick and RTC Timer 

     

    • Safety:

    Supports ISO26262 ASIL-B Level

    Flash and SRAM with ECC Check

    On-Chip Clock Monitor for Safety

    On-Chip Power Monitor for Safety

    On-Chip Temperature Monitor for Safety

    3xCRC for Safety and Data Integrity Check

    Dual Watchdogs with Independent Clock Sources, 

    Supports Windows Mode

     

    • Security:

    SSE Security Engine for Encryption and Decryption

    Supports AES128, SHA256, TRNG, Secured Key Storage and Unique ID 

    Supports Secure Boot and MAC Authentication

    Compliant with AUTOSAR SHE Standards

    Meets EVITA Light HSM Requirements

     

    • Analog:

    Crystal Oscillator Frequency Range: From 8MHz to 40MHz

    High Accuracy HIRC: On-Chip, 24MHz

    Low Power LIRC: On-Chip, 131.072KHz

    PLL: On-Chip for System Clock Generation 

    SAR ADC: Dual 12-Bit, 1Msps, Optimized for Automotive Applications(totally 19ch), Built-in 2.5V ADC Reference 

    Analog Comparators: Two Fast Comparators with Dedicated 8-Bit DAC for Reference

     

    • Peripherals:

    3x CAN Modules: Supports CAN 2.0 and FD

    3x UART/LIN Modules: Compliant with LIN2.2 and SAE J2602

    3x SPI Modules: Each with Four Chip Selects

    2x I2C Modules: Supports SMBUS and 4-Wire Modes

    1x SENT Module: Features Two SENT Channels

    4x 16-Bit Advanced PWM Timers: totally 25- PWM Channels, Supports complementary outputs with programmable dead-time; Supports Input capture and output compare with Edge and Center-Aligned Mode, Supports Quadra ture Decoder mode.

    2x 32-Bit Flexible Trigger Timers (TRGT): Each with Four Channels

    2x 16-Bit General Purpose Timer (GPT)

     

    • Others:

    AEC-Q100 G1 Grade (TA：-40 to 125°C)

    Packages Available: LQFP48

    The SA32B1x series MCUs are based on the popular ARM Cortex-M4F core, designed for high reliability and functional safety to meet the requirements of the automotive market. They comply with ISO26262 ASIL-B level functional safety requirements and meet AEC-Q100 G1 grade reliability standards. The SA32B1x series offers an optimal balance of performance and cost, making it ideal for automotive body, comfort, and telematics applications.