ATmega329A Atmel Corporation, ATmega329A Datasheet - Page 706

• Manufacturer Part Number: ATmega329A
• Manufacturer: Atmel Corporation

Specifications of ATmega329A

• Flash (kbytes): 32 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 17
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8284D–AVR–6/11
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
14 I/O-Ports .................................................................................................. 66
15 8-bit Timer/Counter0 with PWM ............................................................ 97
16 16-bit Timer/Counter1 .......................................................................... 112
17 Timer/Counter0 and Timer/Counter1 Prescalers .............................. 140
18 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 147
13.3Register Description ..............................................................................................62
14.1Overview ...............................................................................................................66
14.2Ports as General Digital I/O ...................................................................................67
14.3Alternate Port Functions ........................................................................................72
14.4Register Description ..............................................................................................93
15.1Features ................................................................................................................97
15.2Overview ...............................................................................................................97
15.3Timer/Counter Clock Sources ...............................................................................98
15.4Counter Unit ..........................................................................................................98
15.5Output Compare Unit ..........................................................................................100
15.6Compare Match Output Unit ................................................................................101
15.7Modes of Operation .............................................................................................102
15.8Timer/Counter Timing Diagrams .........................................................................107
15.9Register Description ............................................................................................108
16.1Features ..............................................................................................................112
16.2Overview .............................................................................................................112
16.3Accessing 16-bit Registers ..................................................................................115
16.4Timer/Counter Clock Sources .............................................................................117
16.5Counter Unit ........................................................................................................118
16.6Input Capture Unit ...............................................................................................119
16.7Output Compare Units .........................................................................................121
16.8Compare Match Output Unit ................................................................................123
16.9Modes of Operation .............................................................................................124
16.10Timer/Counter Timing Diagrams .......................................................................131
16.11Register Description ..........................................................................................133
17.1Internal Clock Source ..........................................................................................140
17.2Prescaler Reset ...................................................................................................140
17.3External Clock Source .........................................................................................140
17.4Register Description ............................................................................................142
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