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ATMEGA328PB-AUR
+BOMIC MCU 8BIT 32KB FLASH 32TQFP
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ManufacturerMicrochip Technology
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Mfr. Part #ATMEGA328PB-AUR
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Datasheet ATMEGA328PB-AUR DataSheet
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Package TQFP-32
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In Stock3932
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | AVR® ATmega, Functional Safety (FuSa) |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 27 |
| ProgramMemorySize | 32KB (16K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 1K x 8 |
| RAMSize | 2K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TQFP |
Overview
Description
Notable enhancements include the addition of more I/O pins, dual USARTs, extra timers/counters, and a second SPI/I²C interface, making it suitable for more complex applications. It supports up to 23 GPIO pins and offers advanced low-power modes, enabling efficient power management. The device is packaged in a 32-pin TQFP or QFN package.
The ATMEGA328PB-AUR is widely used in embedded systems, IoT applications, and hobbyist projects due to its balance of performance, power efficiency, and ease of programming. Its compatibility with Arduino IDE and extensive community support further enhance its appeal for both beginners and experienced developers.
Equivalent
Features
Key features include:
- I/O Ports: 23 general-purpose I/O pins for interfacing with external components.
- Timers: Two 8-bit and one 16-bit timer/counter for precise timing operations.
- Analog: 8-channel 10-bit ADC for analog-to-digital conversion.
- Communication: Supports USART, SPI, and I2C (TWI) for serial communication.
- PWM: Six PWM channels for controlling devices like motors.
- Watchdog Timer: Helps in system recovery from software faults.
- Power-Saving Modes: Multiple sleep modes to reduce power consumption.
- Package: Available in 32-pin TQFP package.
The microcontroller is ideal for applications requiring a balance of performance and power efficiency, such as home automation, industrial controls, and consumer electronics.
Pinout
- 32 General Purpose I/O Lines: These pins can be configured as digital input/output.
- ADC: It includes a 10-bit ADC with 8 multiplexed channels for analog-to-digital conversions.
- USART, SPI, and I2C: Provides communication interfaces for serial data transmission.
- Timers: Features three timers—two 8-bit and one 16-bit timer/counter.
- PWM: Pulse Width Modulation support for controlling devices like motors.
- EEPROM: 1 KB of EEPROM for non-volatile storage.
- Flash Memory: 32 KB of in-system programmable flash.
- SRAM: 2 KB of internal SRAM.
- External Interrupts: Support for handling external events through interrupts.
Its versatility makes it suitable for various applications, such as embedded systems, consumer electronics, and automotive applications. The microcontroller is commonly used in Arduino boards, where it is appreciated for its balance of power and simplicity.