ATMEGA6490A-AU Atmel, ATMEGA6490A-AU Datasheet - Page 412

• Manufacturer Part Number: ATMEGA6490A-AU
• Description: IC MCU AVR 64K FLASH 100TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA6490A-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 64KB (32K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TFQFP
• Processor Series: ATmega
• Core: AVR
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 69
• Number Of Timers: 3
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.2.10
8284A–AVR–10/10
BOD Thresholds and Analog Comparator Offset
Figure 29-101.ATmega169PA: Reset Input Pin Hysteresis vs. V
Figure 29-102.ATmega169PA: BOD Thresholds vs. Temperature (BOD Level is 4.3V)
ATmega169A/169PA/329A/329PA/649A/649P/3290A/3290PA/6490A/6490P
4.37
4.35
4.33
4.31
4.29
4.27
4.25
4.23
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-45
1.5
-35
2
-25
-15
2.5
-5
3
5
Temperature (°C)
Rising Vcc
15
V
CC
Falling Vcc
3.5
(V)
25
35
4
45
4.5
CC
55
65
5
75
5.5
85
-45 °C
25 °C
85 °C
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