ATMEGA32A-AN Atmel, ATMEGA32A-AN Datasheet - Page 304

• Manufacturer Part Number: ATMEGA32A-AN
• Description: IC MCU AVR 32K FLASH 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32A-AN

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• 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): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

27.8
Table 27-4.
Notes:
8155C–AVR–02/11
AVCC
V
V
V
R
R
Symbol
REF
IN
INT
REF
AIN
ADC Characteristics
1. Minimum for AVCC is 2.7V.
2. Maximum for AVCC is 5.5V.
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
Clock Frequency
Conversion Time
Analog Supply Voltage
Reference Voltage
Input voltage
ADC conversion output
Input bandwith
Internal Voltage Reference
Reference Input Resistance
Analog Input Resistance
ADC Characteristics, Single Ended channels, T
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
REF
REF
REF
REF
REF
REF
REF
REF
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
A
= -40°C to 85°C
CC
CC
CC
CC
CC
CC
CC
CC
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
= 4V
V
CC
GND
Min
2.0
2.3
50
13
- 0.3
0
(1)
0.75
0.25
0.75
0.75
38.5
2.56
Typ
100
1.5
1.5
10
32
3
3
ATmega32A
V
CC
AVCC
1000
1023
V
Max
260
2.7
+ 0.3
REF
(2)
Units
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
Bits
kHz
kHz
MΩ
kΩ
µs
V
V
V
V
304