ATMEGA48-20MI Atmel, ATMEGA48-20MI Datasheet - Page 333

• Manufacturer Part Number: ATMEGA48-20MI
• Description: IC AVR MCU 4K 5V 20MHZ 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA48-20MI

• 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: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 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: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: ATMEGA48-24MI; ATMEGA48-24MI

2545S–AVR–07/10
Figure 29-35. BOD Thresholds vs. Temperature (BODLEVEL is 2.7V)
Figure 29-36. BOD Thresholds vs. Temperature (BODLEVEL Is 1.8V)
2.85
2.75
2.65
1.86
1.84
1.82
1.78
1.76
2.9
2.8
2.7
2.6
1.8
-50
-50
-40
-40
-30
-30
-20
-20
-10
-10
0
0
10
10
Temperature (°C)
Temperature (°C)
Falling Vcc
Rising Vcc
Rising Vcc
Falling Vcc
20
20
30
30
40
40
50
50
60
60
ATmega48/88/168
70
70
80
80
90
90
100
100
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