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Microchip 8 bit AVR ATmega Microcontroller, 20 MHz, 32kB FLASH, 32-Pin VQFN ATMEGA328PB-MU
Specifications
| Country of Origin | Taiwan |
|---|---|
| Brand | Microchip |
| Height | 850μm |
| Length | 5.1mm |
| Model | ATMEGA328PB-MU |
| Width | 5.1mm |
| Mount Type | Surface |
| Series | Atmega |
| Maximum Operating Temperature | 85°C |
| Package Type | VQFN |
| Minimum Operating Temperature | -40°C |
| Ram size | 2kB |
| Standards/Approvals | RoHS |
| Pin Count | 32 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1.8V |
| Device Core | AVR |
| Program Memory Size | 32kB |
| Maximum Clock Frequency | 20MHz |
| Number of Programmable I/Os | 27 |
| Analogue Comparators | 1 |
| Number of Timers | 2 |
| Instruction Set Architecture | RISC |
| ADCs | 8 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Operates on 1.8V to 5.5V supply voltage range.
- Features 27 programmable general-purpose I/Os for versatile interfacing.
- Includes 2kB internal SRAM and 1kB EEPROM for data storage.
- Equipped with 8-channel 10-bit ADC and one analogue comparator.
- Supports multiple power-saving sleep modes for energy efficiency.
- Contains two 8-bit and three 16-bit timers with prescaler and compare functionalities.
- Provides two USARTs with fractional baud rate generator and auto baud detection.
- Operates in temperature range from -40°C to 85°C for industrial use.
Product Description
Microchip ATMEGA328PB-MU is an 8-bit AVR microcontroller designed for a wide range of embedded system applications. It operates at a maximum clock speed of 20 MHz, delivering high performance with a 32kB FLASH program memory and 2kB internal SRAM. The device features a 32-pin VQFN surface mount package with compact dimensions of 5.1 mm by 5.1 mm and a height of 850 μm.
Operating within a supply voltage range of 1.8V to 5.5V, it supports robust functionality with 27 programmable I/O lines and includes an 8-channel 10-bit ADC along with one analogue comparator, enabling precise analog signal processing. The microcontroller supports up to 131 single-clock powerful instructions, ensuring efficient and fast data throughput.
Highly energy efficient with six selectable sleep modes, including Idle, ADC noise reduction, power-save, power-down, standby, and extended standby. Integrated two 8-bit and three 16-bit timers provide precise timing control with prescaler and compare modes.
Two USART serial communication interfaces with fractional baud rate generator and auto baud detection enhance data interfacing capabilities. Equipped with watchdog timer and programmable brown-out detection to enhance system reliability.
Designed to operate in harsh industrial temperature ranges from -40°C to 85°C, suitable for automotive and industrial applications.
This microcontroller is ideal for embedded systems, industrial electronics, PC motherboards, mobile PC docking stations, printers, scanners, LCD monitors, and related electronics. It is RoHS compliant and made in Taiwan, Province Of China.
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Frequently Asked Questions
The maximum clock frequency of this microcontroller is 20 MHz.
It operates within a supply voltage range of 1.8V to 5.5V.
This microcontroller features 32kB of FLASH program memory.
The microcontroller has dimensions of 5.1 mm x 5.1 mm with a height of 850 μm.
It supports 27 programmable general-purpose I/Os for versatile interfacing.
It includes two 8-bit timers and three 16-bit timers with prescaler and compare functionalities.
The operating temperature range is from -40°C to 85°C, making it suitable for industrial use.
Yes, it is equipped with an 8-channel 10-bit ADC for precise analog signal processing.
It features two USART serial communication interfaces with a fractional baud rate generator and auto baud detection.
Yes, this microcontroller is RoHS compliant.
The microcontroller is based on the AVR architecture with a RISC instruction set.
It is manufactured in Taiwan, Province Of China.
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