ATMEGA88-20AUR Atmel, ATMEGA88-20AUR Datasheet - Page 338

• Manufacturer Part Number: ATMEGA88-20AUR
• Description: MCU AVR 8K FLASH 20MHZ 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA88-20AUR

• 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: 23
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K 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: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

338
ATmega48/88/168
Figure 29-45. ADC Current vs. V
Figure 29-46. AREF External Reference Current vs. V
180
160
140
120
100
500
450
400
350
300
250
200
150
80
60
40
20
0
1.5
1.5
2
2
2.5
2.5
CC
3
3
(AREF = AV
V
V
CC
CC
3.5
3.5
(V)
(V)
CC
)
4
4
CC
4.5
4.5
5
5
5.5
5.5
-40°C
-40°C
85°C
25°C
25°C
85°C
2545S–AVR–07/10