ATMEGA644P-A15MZ Atmel, ATMEGA644P-A15MZ Datasheet - Page 341

• Manufacturer Part Number: ATMEGA644P-A15MZ
• Description: MCU AVR 64KB FLASH 16MHZ 44QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA644P-A15MZ

• Package / Case: 44-VQFN Exposed Pad
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 32
• Eeprom Size: 2K x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Program Memory Size: 64KB (64K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: I²C, SPI, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7674F–AVR–09/09
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Figure 27-5. Idle Supply Current vs. Frequency (0.1 - 1.0 MHz) - Temperature = 25°C
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Figure 27-6. Idle Supply Current vs. Frequency (0.1 - 1.0 MHz) - Temperature = 125°C
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IDLE S UP P LY CURRENT vs . LOW FREQUENCY
IDLE S UP P LY CURRENT vs . LOW FREQUENCY
NO POWER REDUCTION ENABLED - Te mpe ra ture = 25˚C
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Fre que nc y (MHz )
Fre que nc y (MHz )
Te mpe ra ture = 125˚C
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ATmega164P/324P/644P
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1
1
5.5 V
5.0 V
4.5 V
3.3 V
3.0 V
2.7 V
5.5 V
5.0 V
4.5 V
3.3 V
3.0 V
2.7 V
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