ATMEGA406-1AAU Atmel, ATMEGA406-1AAU Datasheet - Page 258

• Manufacturer Part Number: ATMEGA406-1AAU
• Description: IC AVR MCU 40K 1MHZ 48LQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA406-1AAU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 1MHz
• Connectivity: I²C
• Peripherals: POR, WDT
• Number Of I /o: 18
• Program Memory Size: 40KB (20K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 25 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -30°C ~ 85°C
• Package / Case: 48-LQFP
• Processor Series: ATMEGA48x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: 2-Wire
• Maximum Clock Frequency: 1 MHz
• Number Of Programmable I/os: 18
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 30 C
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 1MHz
• Total Internal Ram Size: 2KB
• # I/os (max): 18
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 5/9/12/15/18/24V
• Operating Supply Voltage (max): 25V
• Operating Supply Voltage (min): 4V
• On-chip Adc: 10-chx12-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -30C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: LQFP
• Controller Family/series: AVR MEGA
• No. Of I/o's: 18
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 2KB
• Cpu Speed: 1MHz
• Rohs Compliant: Yes
• For Use With: 770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ii
ATmega406
8
9
10 Wake-up Timer ....................................................................................... 49
11 Interrupts ................................................................................................ 51
12 External Interrupts ................................................................................. 56
13 Low Voltage I/O-Ports ............................................................................ 60
14 High Voltage I/O Ports ........................................................................... 75
Power Management and Sleep Modes ................................................. 31
System Control and Reset .................................................................... 39
7.10 Run-Time Clock Source Select ............................................................................28
7.11 Register Description .............................................................................................29
8.1 Idle Mode ................................................................................................................32
8.2 ADC Noise Reduction Mode ..................................................................................32
8.3 Power-save Mode ..................................................................................................32
8.4 Power-down Mode .................................................................................................33
8.5 Power-off Mode ......................................................................................................33
8.6 Power Reduction Register ......................................................................................36
8.7 Minimizing Power Consumption .............................................................................37
9.1 Resetting the AVR ..................................................................................................39
9.2 Reset Sources ........................................................................................................39
9.3 Watchdog Timer .....................................................................................................43
9.4 Register Description ...............................................................................................46
10.1 Overview ..............................................................................................................49
10.2 Register Description .............................................................................................49
11.1 Interrupt Vectors in ATmega406 ..........................................................................51
11.2 Moving Interrupts Between Application and Boot Space .....................................54
11.3 Register Description .............................................................................................55
12.1 Overview ..............................................................................................................56
12.2 Register Description .............................................................................................56
13.1 Introduction ...........................................................................................................60
13.2 Low Voltage Ports as General Digital I/O .............................................................61
13.3 Alternate Port Functions .......................................................................................66
13.4 Register Description .............................................................................................73
14.1 High Voltage Ports as General Digital Outputs ....................................................75
14.2 Configuring the Pin ...............................................................................................76
14.3 Register Description for High Voltage Output Ports .............................................76
2548E–AVR–07/06