ATMEGA88-20MUR Atmel, ATMEGA88-20MUR Datasheet - Page 336

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

Specifications of ATMEGA88-20MUR

• 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: *
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SPI/TWI/USART
• Total Internal Ram Size: 1KB
• # I/os (max): 23
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 32
• Package Type: MLF EP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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ATmega48/88/168
Figure 29-41. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
Figure 29-42. Calibrated 8 MHz RC Oscillator Frequency vs. V
8.4
8.3
8.2
8.1
7.9
7.8
7.7
7.6
7.5
7.4
8.6
8.4
8.2
7.8
7.6
7.4
8
8
-50
1.5
-40
-30
2
-20
2.5
-10
0
3
10
Temperature (°C)
20
V
CC
3.5
(V)
30
40
4
50
60
4.5
70
CC
80
5
90
100
5.5
-40°C
85°C
25°C
5.0V
2.7V
1.8V
2545S–AVR–07/10