ATMEGA32M1-MU

MCU 8Bit ATmega AVR RISC 32KB Flash 3.3V/5V 32Pin QFN EP

Features

• High Performance, Low Power AVR ® 8-bit Microcontroller

• Advanced RISC Architecture

  – 131 Powerful Instructions - Most Single Clock Cycle Execution

  – 32 x 8 General Purpose Working Registers

  – Fully Static Operation

  – Up to 1 MIPS throughput per MHz

  – On-chip 2-cycle Multiplier

• Data and Non-Volatile Program Memory

  – 16/32/64K Bytes Flash of In-System Programmable Program Memory

  – 512B/1K/2K Bytes of In-System Programmable EEPROM

  – 1/2/4K Bytes Internal SRAM

  – Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM

  – Data Retention: 20 years at 85°C/ 100 years at 25°C

  – Optional Boot Code Section with Independent Lock Bits

          In-System Programming by On-chip Boot Program

            True Read-While-Write Operation

  – Programming Lock for Flash Program and EEPROM Data Security

• On Chip Debug Interface debugWIRE

• CAN 2.0A/B with 6 Message Objects - ISO 16845 Certified

• LIN 2.1 and 1.3 Controller or 8-Bit UART

• One 12-bit High Speed PSC Power Stage Controller

  – Non Overlapping Inverted PWM Output Pins With Flexible Dead-Time

  – Variable PWM duty Cycle and Frequency

  – Synchronous Update of all PWM Registers

  – Auto Stop Function for Emergency Event

• Peripheral Features

  – One 8-bit General purpose Timer/Counter with Separate Prescaler, Compare Mode and Capture Mode

  – One 16-bit General purpose Timer/Counter with Separate Prescaler, Compare Mode and Capture Mode

  – One Master/Slave SPI Serial Interface

  – 10-bit ADC

       Up To 11 Single Ended Channels and 3 Fully Differential ADC Channel Pairs

       Programmable Gain 5x, 10x, 20x, 40x on Differential Channels

       Internal Reference Voltage

       Direct Power Supply Voltage Measurement

  – 10-bit DAC for Variable Voltage Reference Comparators, ADC

  – Four Analog Comparators with Variable Threshold Detection

  – 100µA ±2% Current Source LIN Node Identification

  – Interrupt and Wake-up on Pin Change

  – Programmable Watchdog Timer with Separate On-Chip Oscillator

  – On-chipTemperature Sensor

• Special Microcontroller Features

  – Low Power Idle, Noise Reduction, and Power Down Modes

  – Power On Reset and Programmable Brown Out Detection

  – In-System Programmable via SPI Port

  – High Precision Crystal Oscillator for CAN Operations 16 MHz

  – Internal Calibrated RC Oscillator 8 MHz

  – On-chip PLL for fast PWM 32 MHz, 64 MHz and CPU 16 MHz

• Operating Voltage: 2.7V - 5.5V

• Extended Operating Temperature:   – -40°C to +85°C

• Core Speed Grade:

  – 0 - 8MHz @ 2.7 - 4.5V

  – 0 - 16MHz @ 4.5 - 5.5V