ATMEGA8A-AU Atmel, ATMEGA8A-AU Datasheet - Page 275

• Manufacturer Part Number: ATMEGA8A-AU
• Description: MCU AVR 8K FLASH 16MHZ 32-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8A-AU

• 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: 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: 32-TQFP, 32-VQFP
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI, TWI, USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Controller Family/series: AVR MEGA
• No. Of I/o's: 23
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 1KB
• Cpu Speed: 16MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26.9
8159D–AVR–02/11
Bod Thresholds and Analog Comparator Offset
Figure 26-46. BOD Thresholds vs. Temperature (BOD Level is 4.0V)
Figure 26-47. BOD Thresholds vs. Temperature (BOD Level is 2.7v)
3.95
3.85
3.75
2.75
2.65
2.55
3.9
3.8
3.7
2.8
2.7
2.6
2.5
-40
-40
-30
-30
-20
-20
-10
-10
0
0
10
10
Temperature ( °C )
Temperature ( °C )
Rising Vcc
Rising Vcc
Falling Vcc
20
20
Falling Vcc
30
30
40
40
50
50
60
60
70
70
ATmega8A
80
80
90
90
275