ATmega324PA Atmel Corporation, ATmega324PA Datasheet - Page 341

• Manufacturer Part Number: ATmega324PA
• Manufacturer: Atmel Corporation

Specifications of ATmega324PA

• Flash (kbytes): 32 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 32
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• 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: Yes
• 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: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

28.8
Table 28-17. ADC Characteristics, Single Ended Channel
Notes:
8272C–AVR–06/11
Symbol
AVCC
V
R
V
V
R
V
REF
INT1
INT2
REF
AIN
IN
ADC Characteristics
1. Values are guidelines only.
Parameter
Resolution
Absolute accuracy (Including
INL, DNL, quantization error,
gain and offset error)
Integral Non-Linearity (INL)
Differential Non-Linearity (DNL)
Gain Error
Offset Error
Conversion Time
Clock Frequency
Analog Supply Voltage
Reference Voltage
Input Voltage
Input Bandwidth
Internal Voltage Reference
Internal Voltage Reference
Reference Input Resistance
Analog Input Resistance
ATmega164A/PA/324A/PA/644A/PA/1284/P
Condition
Single Ended Conversion
Single Ended Conversion
V
ADC clock = 200kHz
Single Ended Conversion
V
ADC clock = 1MHz
Single Ended Conversion
V
ADC clock = 200kHz
Noise Reduction Mode
Single Ended Conversion
V
ADC clock = 1MHz
Noise Reduction Mode
Single Ended Conversion
V
ADC clock = 200kHz
Single Ended Conversion
V
ADC clock = 200kHz
Single Ended Conversion
V
ADC clock = 200kHz
Single Ended Conversion
V
ADC clock = 200kHz
Free Running Conversion
Single Ended Conversion
1.1V
2.56V, V
REF
REF
REF
REF
REF
REF
REF
REF
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
CC
> 2.7V
CC
CC
CC
CC
CC
CC
CC
CC
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
V
Min
CC
GND
2.33
1.0
1.0
13
50
- 0.3
(1)
Typ
3.25
3.25
38.5
2.56
-1.5
100
1.9
1.9
1.1
0.3
1.6
1.1
10
32
(1)
V
CC
Max
AVCC
1000
V
2.79
260
1.2
REF
+ 0.3
(1)
Units
LSB
Bits
kHz
kHz
MΩ
kΩ
µs
V
V
V
V
V
341