Microchip Technology ATMEGA32M1-AUR

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