ATMEGA32M1-MU Просмотр технического описания (PDF) - Atmel Corporation

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ATMEGA32M1-MU

8-bit AVR® Microcontroller with 16/32/64K Bytes In-System Programmable Flash

Atmel Corporation 

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(1)

– 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

Note: 1. See “Data Retention” on page 9 for details.

8-bit

Microcontroller

with 16/32/64K

Bytes In-System

Programmable

Flash

ATmega16M1

ATmega32M1

ATmega64M1

Preliminary

8209C–AVR–05/10

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