Datasheet Microchip ATmega328P
| Manufacturer | Microchip |
| Series | ATmega328P |
The high-performance Microchip picoPower 8-bit AVR RISC-based microcontroller combines 32KB ISP flash memory with read-while-write capabilities, 1024B EEPROM, 2KB SRAM, 23 general purpose I/O lines, 32 general purpose working registers, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 6-channel 10-bit A/D converter (8-channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes
Datasheets
Datasheet ATmega328/P - Summary
PDF, 407 Kb, File published: Dec 10, 2016, Pages: 24
8-bit AVR Microcontrollers
8-bit AVR Microcontrollers
Extract from the document
DataSheet ATmega328/P
PDF, 3.4 Mb, File uploaded: Mar 11, 2018, Pages: 445
AVR Microcontroller with picoPower Technology
AVR Microcontroller with picoPower Technology
Extract from the document
Prices
Status
| ATMEGA328P-15AZ | ATMEGA328P-AN | ATMEGA328P-ANR | ATMEGA328P-AU | ATMEGA328P-AUR | ATMEGA328P-AURA0 | ATMEGA328P-MMH | ATMEGA328P-MMHR | ATMEGA328P-MMHRA0 | ATMEGA328P-MN | ATMEGA328P-MNR | ATMEGA328P-MU | ATMEGA328P-MUR | ATMEGA328P-PN | ATMEGA328P-PU | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lifecycle Status | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | |||||||||||||
Packaging
| ATMEGA328P-15AZ | ATMEGA328P-AN | ATMEGA328P-ANR | ATMEGA328P-AU | ATMEGA328P-AUR | ATMEGA328P-AURA0 | ATMEGA328P-MMH | ATMEGA328P-MMHR | ATMEGA328P-MMHRA0 | ATMEGA328P-MN | ATMEGA328P-MNR | ATMEGA328P-MU | ATMEGA328P-MUR | ATMEGA328P-PN | ATMEGA328P-PU | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| Package | TQFP | TQFP | TQFP | TQFP | TQFP | TQFP | VQFN | VQFN | VQFN | VQFN | VQFN | VQFN | VQFN | SPDIP | SPDIP |
| Pins | 32 | 28 |
Parametrics
| Parameters / Models | ATMEGA328P-15AZ | ATMEGA328P-AN | ATMEGA328P-ANR | ATMEGA328P-AU | ATMEGA328P-AUR | ATMEGA328P-AURA0 | ATMEGA328P-MMH | ATMEGA328P-MMHR | ATMEGA328P-MMHRA0 | ATMEGA328P-MN | ATMEGA328P-MNR | ATMEGA328P-MU | ATMEGA328P-MUR | ATMEGA328P-PN | ATMEGA328P-PU |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| # of Comparators | 1 | 1 | |||||||||||||
| ADC Input | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | ||
| ADC with Computation | No | No | No | No | No | No | No | No | No | No | No | No | No | ||
| ADCC with Computation | No | No | |||||||||||||
| Angular Timer | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
| Architecture | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| CPU | 8-bit AVR | 8-bit AVR | |||||||||||||
| CPU Type | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | ||
| CRC | No | No | No | No | No | No | No | No | No | No | No | No | No | ||
| CRC/Scan | No | No | |||||||||||||
| Class B Hardware | No | No | No | No | No | No | No | No | No | No | No | No | No | ||
| EEPROM / HEF | 1024 | 1024 | |||||||||||||
| Emulated EEPROM in Flash | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | ||
| High Voltage Capable | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
| I2C | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Internal Oscillator | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Internal Voltage Reference, Bandgap | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Lead Count | 32 | 32 | 32 | 32 | 32 | 28 | 28 | 32 | 32 | 32 | 32 | 28 | 28 | ||
| Math Accelerator | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
| Max # PWM outputs, including complementary outputs | 6 | 6 | |||||||||||||
| Max 16 Bit Digital Timers | 1 | 1 | |||||||||||||
| Max 16-Bit Digital Timers | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| Max 8 Bit Digital Timers | 2 | 2 | |||||||||||||
| Max 8-Bit Digital Timers | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | ||
| Max A/D Resolution, bits | 10 | 10 | |||||||||||||
| Max ADC Resolution, Bits | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | ||
| Max CPU Speed, MHz | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | ||
| Max PWM outputs, including complementary | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | ||
| Max. CPU Speed MHz | 20 | 20 | |||||||||||||
| Number of Comparators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| Operating Temperature Range, °C | -40 to +85 | -40 to +85 | |||||||||||||
| Operation Voltage Max, V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | ||
| Operation Voltage Max.(V) | 5.5 | 5.5 | |||||||||||||
| Operation Voltage Min, V | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | ||
| Operation Voltage Min.(V) | 1.8 | 1.8 | |||||||||||||
| Package Width | 7x7x1mm | 7x7x1mm | 7x7x1mm | 7x7x1mm | 7x7x1mm | 4x4x1mm | 4x4x1mm | 5x5x1mm | 5x5x1mm | 5x5x1mm | 5x5x1mm | .300in | .300in | ||
| Peripheral Pin Select, PPS | No | No | |||||||||||||
| Peripheral Pin Select / Pin Muxing | No | No | No | No | No | No | No | No | No | No | No | No | No | ||
| Pin count | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Program Memory Size, KB | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| RAM, bytes | 2048 | 2048 | |||||||||||||
| SPI | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| SRAM, Bytes | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | ||
| Temp Range Max | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | ||
| Temp Range Min | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | ||
| Temp. Range Max. | 85 | 85 | |||||||||||||
| Temp. Range Min. | -40 | -40 | |||||||||||||
| Total # of A/D channels | 8 | 8 | |||||||||||||
| UART | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Windowed Watchdog Timer, WWDT | No | No | |||||||||||||
| Zero Cross detect | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Eco Plan
Other Options
Model Line
Series: ATmega328P (15)
Manufacturer's Classification
- Microcontrollers > 8-bit Microcontrollers
