ATMEGA16A-AU Atmel, ATMEGA16A-AU Datasheet - Page 346

• Manufacturer Part Number: ATMEGA16A-AU
• Description: MCU AVR 16K FLASH 16MHZ 44-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16A-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: ATMEGA16x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: 2-Wire/SPI/USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• 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: - 40 C
• On-chip Adc: 8-ch x 10-bit
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9
10 System Control and Reset .................................................................... 37
11 Interrupts ................................................................................................ 44
12 I/O Ports .................................................................................................. 49
13 External Interrupts ................................................................................. 67
14 8-bit Timer/Counter0 with PWM ............................................................ 71
ii
Power Management and Sleep Modes ................................................. 32
8.9
8.10
9.1
9.2
9.3
9.4
9.5
9.6
9.7
9.8
9.9
9.10
10.1
10.2
10.3
10.4
11.1
11.2
12.1
12.2
12.3
12.4
13.1
14.1
14.2
14.3
14.4
14.5
ATmega16A
Timer/Counter Oscillator ..................................................................................30
Register Description ........................................................................................31
Overview ..........................................................................................................32
Sleep Modes ....................................................................................................32
Idle Mode .........................................................................................................33
ADC Noise Reduction Mode ............................................................................33
Power-down Mode ...........................................................................................33
Power-save Mode ............................................................................................33
Standby Mode .................................................................................................34
Extended Standby Mode .................................................................................34
Minimizing Power Consumption ......................................................................34
Register Description ........................................................................................36
Resetting the AVR ...........................................................................................37
Internal Voltage Reference ..............................................................................40
Watchdog Timer ..............................................................................................41
Register Description ........................................................................................41
Overview ..........................................................................................................44
Interrupt Vectors ..............................................................................................44
Overview ..........................................................................................................49
Ports as General Digital I/O .............................................................................50
Alternate Port Functions ..................................................................................54
Register Description ........................................................................................65
Register Description ........................................................................................67
Features ..........................................................................................................71
Overview ..........................................................................................................71
Timer/Counter Clock Sources .........................................................................72
Counter Unit ....................................................................................................72
Output Compare Unit .......................................................................................73
8154B–AVR–07/09