ATmega329 Atmel Corporation, ATmega329 Datasheet - Page 29

• Manufacturer Part Number: ATmega329
• Manufacturer: Atmel Corporation

Specifications of ATmega329

• Flash (kbytes): 32 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 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

11.10 Rev. 2552B – 05/05
11.11 Rev. 2552A –11/04
2552KS–AVR–04/11
1.
2.
3.
4.
5.
6.
7.
8.
1.
MLF-package alternative changed to “Quad Flat No-Lead/Micro Lead
Frame Package QFN/MLF”.
Added
Updated
on page
Added
Updated
Updated algorithm
Added
Updated
Initial version.
“Pin Change Interrupt Timing” on page
Figure 27-12 on page
“Supply Current of I/O modules” on page
310.
Table 23-6 on page
Figure 22-9 on page 219
“Ordering Information” on page
“Enter Programming Mode” on page
312.
242,
Table 23-7 on page 243
and
ATmega329/3290/649/6490
Figure 27-5 on page
372.
54.
340.
299.
and
304.
Table 27-15
29