ATMEGA644P-A15MZ Atmel, ATMEGA644P-A15MZ Datasheet - Page 342

• 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

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ATmega164P/324P/644P
Figure 27-7. Idle Supply Current vs. Frequency (1 - 20 MHz) - Temperature = 125°C
Figure 27-8. Idle Supply Current vs. Vcc (Internal RC Oscillator 8 MHz)
3.5
2.5
1.5
0.5
3
2
1
0
2.5
10
9
8
7
6
5
4
3
2
1
0
0
3
2
4
3.5
IDLE SUPPLY CURRENT vs. FREQUENCY
IDLE S UP P LY CURRENT vs . V
6
INTERNAL RC OSCILLATOR, 8 MHz
8
Frequency (MHz)
V
CC
Temp = 125°c
4
10
(V)
12
4.5
14
C C
16
5
18
20
7674F–AVR–09/09
5.5
125 ˚C
-40 ˚C
85 ˚C
25 ˚C
5.5
5
4.5
3.3
3
2.7