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Microchip ATMEGA644P-20AUR
产品详情
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Compliance
Lead Free
Lead Free
Radiation Hardening
No
RoHS
Compliant
Dimensions
Height
1.2 mm
Physical
Case/Package
TQFP
Mount
Surface Mount
Number of Pins
44
Supply Chain
Lifecycle Status
Production
Technical
Core Architecture
AVR
Data Bus Width
8 b
Frequency
20 MHz
Interface
I2C, SPI, UART, USART
Max Operating Temperature
85 °C
Max Supply Voltage
5.5 V
Memory Size
64 kB
Memory Type
FLASH
Min Operating Temperature
-40 °C
Min Supply Voltage
1.8 V
Number of A/D Converters
1
Number of ADC Channels
8
Number of I/Os
32
Number of I2C Channels
1
Number of PWM Channels
1
Number of SPI Channels
1
Number of Timers/Counters
3
Number of UART Channels
1
Oscillator Type
Internal
Packaging
Tape and Reel
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
RAM Size
4 kB