Microchip ATMEGA328-MU, 8bit AVR Microcontroller, ATmega, 20MHz, 32 kB Flash, 32-Pin MLF
Technical Document
Specifications
Brand
MicrochipFamily Name
ATmega
Package Type
MLF
Mounting Type
Surface Mount
Pin Count
32
Device Core
AVR
Data Bus Width
8bit
Program Memory Size
32 kB
Maximum Frequency
20MHz
RAM Size
2 kB
USB Channels
1
Number of PWM Units
1
Number of SPI Channels
1
Number of UART Channels
0
Number of I2C Channels
1
Typical Operating Supply Voltage
5.5 V
Number of CAN Channels
0
Number of USART Channels
1
Program Memory Type
Flash
Number of Ethernet Channels
0
Number of PCI Channels
0
Pulse Width Modulation
1(6 Channel)
Maximum Number of Ethernet Channels
0
Minimum Operating Temperature
-40 °C
Instruction Set Architecture
RISC
Number of ADC Units
1
Maximum Operating Temperature
+85 °C
Length
5.1mm
ADCs
1(8 x 10 bit)
Height
1mm
Number of LIN Channels
0
Width
5.1mm
Dimensions
5.1 x 5..1 x 1mm
Product details
ATmega328 8-Bit megaAVR Microcontrollers
The Atmel ATmega328 Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle the ATmega328 achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and speed.
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
Five 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
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P.O.A.
2
RS Components & Controls (I) Ltd
Distribution hub - B-89, Sector 67, Noida, Gautam Budh Nagar, (Uttar Pradesh), 201 301
P.O.A.
2
Ideate. Create. Collaborate
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Technical Document
Specifications
Brand
MicrochipFamily Name
ATmega
Package Type
MLF
Mounting Type
Surface Mount
Pin Count
32
Device Core
AVR
Data Bus Width
8bit
Program Memory Size
32 kB
Maximum Frequency
20MHz
RAM Size
2 kB
USB Channels
1
Number of PWM Units
1
Number of SPI Channels
1
Number of UART Channels
0
Number of I2C Channels
1
Typical Operating Supply Voltage
5.5 V
Number of CAN Channels
0
Number of USART Channels
1
Program Memory Type
Flash
Number of Ethernet Channels
0
Number of PCI Channels
0
Pulse Width Modulation
1(6 Channel)
Maximum Number of Ethernet Channels
0
Minimum Operating Temperature
-40 °C
Instruction Set Architecture
RISC
Number of ADC Units
1
Maximum Operating Temperature
+85 °C
Length
5.1mm
ADCs
1(8 x 10 bit)
Height
1mm
Number of LIN Channels
0
Width
5.1mm
Dimensions
5.1 x 5..1 x 1mm
Product details
ATmega328 8-Bit megaAVR Microcontrollers
The Atmel ATmega328 Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle the ATmega328 achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and speed.
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
Five 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
Ideate. Create. Collaborate
JOIN FOR FREE
No hidden fees!
- Download and use our DesignSpark software for your PCB and 3D Mechanical designs
- View and contribute website content and forums
- Download 3D Models, Schematics and Footprints from more than a million products