ATMEGA324A-MUR Atmel, ATMEGA324A-MUR Datasheet - Page 340

• Manufacturer Part Number: ATMEGA324A-MUR
• Description: IC MCU AVR 32K 20MHZ 44VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA324A-MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-VQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 27-18. ADC Characteristics, Differential Channels
8272A–AVR–01/10
Symbol
Parameter
Resolution
Absolute Accuracy (Including INL,
DNL Quantization Error and Offset
Error)
Integral Non-linearity (INL)
Differential Non-linearity (DNL)
164A/164PA/324A/324PA/644A/644PA/1284/1284P
Condition
Gain = 1x
Gain = 10x
Gain = 200x
Gain = 1x
V
ADC clock = 200 kHz
Gain = 10x
V
ADC clock = 200 kHz
Gain = 200x
V
ADC clock = 200 kHz
Gain = 1x
V
ADC clock = 200 kHz
Gain = 10x
V
ADC clock = 200 kHz
Gain = 200x
V
ADC clock = 200 kHz
Gain = 1x
V
ADC clock = 200 kHz
Gain = 10x
V
ADC clock = 200 kHz
Gain = 200x
V
ADC clock = 200 kHz
CC
CC
CC
CC
CC
CC
CC
CC
CC
=5 V, V
=5 V, V
=5 V, V
=5 V, V
=5 V, V
=5 V, V
=5 V, V
=5 V, V
=5 V, V
REF
REF
REF
REF
REF
REF
REF
REF
REF
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
Min
(1)
Typ
1.5
10
10
19
19
12
11
11
7
2
4
1
(1)
Max
(1)
Units
LSB
Bits
340