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Microchip ATMEGA325A-AUR
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Compliance
RoHS
Compliant
Physical
Case/Package
A
Contact Plating
Tin
Mount
Surface Mount
Number of Pins
64
Supply Chain
Lifecycle Status
Production
Technical
Core Architecture
AVR
Data Bus Width
8 b
Frequency
4 MHz
Interface
SPI, UART, USART
Max Frequency
20 MHz
Max Operating Temperature
70 °C
Max Supply Voltage
5.5 V
Memory Size
768 B
Memory Type
FLASH, OTP
Min Operating Temperature
-40 °C
Min Supply Voltage
1.8 V
Number of I/Os
20
Number of Programmable I/O
54
Number of Timers/Counters
3
Oscillator Type
External
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
RAM Size
2 kB
Watchdog Timer
Yes