ATMEGA48A-MMHR Atmel, ATMEGA48A-MMHR Datasheet - Page 473

• Manufacturer Part Number: ATMEGA48A-MMHR
• Description: IC MCU AVR 4K FLASH 28QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA48A-MMHR

• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 20MHz
• Number Of I /o: 23
• Eeprom Size: 256 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: I²C, SPI, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.6.10
8271C–AVR–08/10
BOD Threshold
Figure 29-266.ATmega168PA: BOD Thresholds vs. Temperature (BODLEVEL is 1.8 V)
Figure 29-267.ATmega168PA: BOD Thresholds vs. Temperature (BODLEVEL is 2.7 V)
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
2.76
2.74
2.72
2.68
2.66
2.64
2.62
2.7
1.86
1.84
1.82
1.78
1.76
1.74
1.72
-50
1.8
-50
-40
-40
-30
-30
-20
-20
-10
-10
0
0
Temperature ( ° C)
10
Rising Vcc
Falling Vcc
Temperature (°C)
10
20
Rising Vcc
Falling Vcc
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
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