ATMEGA32A-MNR Atmel, ATMEGA32A-MNR Datasheet - Page 327

• Manufacturer Part Number: ATMEGA32A-MNR
• Description: IC MCU AVR 32K 16MHZ 44VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32A-MNR

• 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-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8155C–AVR–02/11
Figure 28-40. Calibrated 4MHz RC Oscillator Frequency vs. Osccal Value
Figure 28-41. Calibrated 2MHz RC Oscillator Frequency vs. Temperature
2.05
1.95
1.85
2.1
1.9
1.8
8
7
6
5
4
3
2
1
0
2
-60
0
16
-40
32
48
-20
64
80
96
0
112 128 144 160 176 192 208 224 240 256
OSCCAL (X1)
Temperature
20
40
60
80
5.5 V
5.0 V
4.5 V
4.0 V
3.6 V
3.3 V
2.7 V
ATmega32A
100
-40 °C
25 °C
85 °C
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