ATMEGA64A-ANR Atmel, ATMEGA64A-ANR Datasheet - Page 362

• Manufacturer Part Number: ATMEGA64A-ANR
• Description: IC MCU AVR 64K FLASH 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA64A-ANR

• 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: 53
• 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): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.10 Internal Oscillator Speed
8160C–AVR–07/09
Figure 29-38. Bandgap Voltage vs. V
Figure 29-39. Watchdog Oscillator Frequency vs. V
1.215
1.205
1.195
1.185
1180
1160
1140
1120
1100
1080
1060
1040
1.21
1.19
1.18
1.2
2.5
2.5
3
3
3.5
3.5
CC
Vcc (V)
V
CC
4
4
(V)
CC
4.5
4.5
ATmega64A
5
5
5.5
5.5
-40 °C
-40 °C
85 °C
25 °C
25 °C
85 °C
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