ATMEGA64A-MNR Atmel, ATMEGA64A-MNR Datasheet - Page 102

• Manufacturer Part Number: ATMEGA64A-MNR
• Description: IC MCU AVR 64K FLASH 8QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA64A-MNR

• 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: *
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI, UART, I2C
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 53
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Processor To Be Evaluated: ATMEGA64A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8160C–AVR–07/09
Figure 14-9
Figure 14-9. Timer/Counter Timing Diagram, with Prescaler (f
Figure 14-10
Figure 14-10. Timer/Counter Timing Diagram, Setting of OCF0, with Prescaler (f
Figure 14-11
TCNTn
TCNTn
(clk
(clk
OCRn
OCFn
TOVn
clk
clk
clk
clk
I/O
I/O
I/O
I/O
Tn
Tn
/8)
/8)
shows the same timing data, but with the prescaler enabled.
shows the setting of OCF0 in all modes except CTC mode.
shows the setting of OCF0 and the clearing of TCNT0 in CTC mode.
MAX - 1
OCRn - 1
MAX
OCRn
OCRn Value
OCRn + 1
BOTTOM
clk_I/O
/8)
ATmega64A
BOTTOM + 1
OCRn + 2
clk_I/O
/8)
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