ATmega329A Atmel Corporation, ATmega329A Datasheet - Page 558

• 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

30.7.5
8284D–AVR–6/11
Power-save Supply Current
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
Figure 30-377.ATmega649A: Power-down Supply Current vs. V
Figure 30-378.ATmega649A: Power-save Supply Current vs. V
The differential current consumption between Power-save with WD disabled and 32kHz TOSC
represents the current drawn by Timer/Counter2.
1.5
1.3
1.1
0.9
0.7
0.5
0.3
0.1
2.5
2.3
2.1
1.9
1.7
1.5
1.3
1.1
0.9
0.7
0.5
1.5
1.5
and 32kHz Crystal Oscillator Running)
2
2
2.5
2.5
3
3
V
V
CC
CC
3.5
3.5
(V)
(V)
4
4
CC
4.5
4.5
CC
(Watchdog Timer Disabled
(32kHz Watch Crystal)
5
5
5.5
5.5
-45 °C
-45 °C
85 °C
25 °C
85 °C
25 °C
558