The Atmel ATmega328P Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. Featured is picoPower technology that offers ultra-low power consumption and low-power sleep modes, ideal for battery powered applications.
Microcontroller Features
•20 MHz Max. Operating Frequency •Up to 20 MIPS at 20 MHz •32 KB Flash •1024 B EEPROM •2 KB SRAM •131 Instructions – Most single clock cycle execution •32 General Purpose Registers •23 GPIO •Power-on Reset and Programmable Brown-out Detection •Internal Calibrated Oscillator •External and Internal Interrupt Sources •Six Power-Saving Sleep Modes •Internal and External Interrupts •Fully Static Operation
Peripheral Features
•10-bit 15 ksps Analogue-to-Digital Converter (ADC) – 8 or 6 channels •Capacitive Touch Sense – 16 channels •Temperature Sensor •Two 8-bit Timers •One 16-bit Timer •Output Compare Module – 6 channels •Six PWM Channels •Programmable Serial USART •Master/Slave SPI Serial Interface •Byte-oriented 2-wire Serial Interface – I2C compatible •Programmable Watchdog Timer with Separate Oscillator •Analogue Comparator •Interrupt and Wake-up on Pin Change
Attribute
Value
Family Name
ATmega
Package Type
PDIP
Mounting Type
Through Hole
Pin Count
28
Device Core
AVR CPU
Data Bus Width
8bit
Program Memory Size
32 kB
Maximum Frequency
20MHz
RAM Size
2 kB
USB Channels
0
Number of PWM Units
1
Typical Operating Supply Voltage
1.8 → 5.5 V
Length
34.79mm
Program Memory Type
Flash
Pulse Width Modulation
1 (6 x 8 bit)
Maximum Operating Temperature
+85 °C
Number of ADC Units
1
Instruction Set Architecture
RISC
Minimum Operating Temperature
-40 °C
Maximum Number of Ethernet Channels
0
Dimensions
34.79 x 7.49 x 4.07mm
Width
7.49mm
Height
4.07mm
ADCs
1 (6 x 10 bit)
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