ATMEGA644P-A15MZ Atmel, ATMEGA644P-A15MZ Datasheet - Page 347

• 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
Figure 27-17. I/O Pin Output Voltage vs. Sink Current (Vcc = 5V)
Figure 27-18. I/O Pin Output Voltage vs. Sink Current (Vcc = 3.0V)
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.2
0.8
0.6
0.4
0.2
0
1
0
0
0
2
2
4
4
6
6
VCC 5V, Load current up to 20 mA
VCC 3V, Load current up to 20 mA
8
8
Load current (mA)
Load current (mA)
10
10
VOL
VOL
ATmega164P/324P/644P
12
12
14
14
16
16
18
18
20
20
125
85
25
-45
125
85
25
-45
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