ATMEGA644P-15AT Atmel, ATMEGA644P-15AT Datasheet - Page 355
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ATMEGA644P-15AT
Manufacturer Part Number
ATMEGA644P-15AT
Description
MCU AVR 64K FLASH 15MHZ 44-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA644P-15AT
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
32
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
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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7674F–AVR–09/09
900
800
700
600
500
400
300
200
100
3.5
2.5
1.5
0.5
Figure 27-33. Reset Supply Current vs. Operating Voltage (1 - 20 MHz)
4
3
2
1
0
Figure 27-34. Minimum Reset Pulse Width vs. Operating Voltage
0
2.5
0
2
(Excluding Current Through the Reset Pull-up), Temperature = 25°C
3
EXCLUDING CURRENT THROUGH THE RESET PULLUP - Te mpe ra ture = 25˚C
4
MINIMUM RES ET P ULS E WIDTH vs . V
6
3.5
RES ET S UP P LY CURRENT vs . V
8
Fre que nc y (MHz )
V
CC
10
4
(V)
ATmega164P/324P/644P
12
4.5
14
C C
C C
16
5
18
5.5
20
125 ˚C
25 ˚C
5.5 V
5.0 V
4.5 V
3.3 V
3.0 V
2.7 V
355
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