ATmega64 Atmel Corporation, ATmega64 Datasheet - Page 364

• Manufacturer Part Number: ATmega64
• Manufacturer: Atmel Corporation

Specifications of ATmega64

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 53
• Ext Interrupts: 8
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 8
• Input Capture Channels: 2
• Pwm Channels: 7
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

2490Q–AVR–06/10
Figure 210. Calibrated 4 MHz RC Oscillator Frequency vs. Osccal Value
Figure 211. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
6.5
5.5
4.5
3.5
2.5
1.5
8.3
8.1
7.9
7.7
7.5
7.3
7.1
6.9
6.7
6.5
6
5
4
3
2
-40
0
16
32
-20
48
64
80
0
96
Temperature (°C)
112
OSCCAL VALUE
20
128
144
160
40
176
192
ATmega64(L)
60
208
224
240
80
256
25°C
5.5V
5.0V
4.5V
4.0V
3.6V
3.3V
2.7V
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