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ATMEGA328PB-AN
+BOMIC MCU 8BIT 32KB FLASH 32TQFP
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ManufacturerMicrochip Technology
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Mfr. Part #ATMEGA328PB-AN
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Datasheet ATMEGA328PB-AN DataSheet
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Package TQFP-32
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In Stock5226
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Specifications
| Attribute | Value |
| Package | Tray |
| 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 ~ 105°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TQFP |
Overview
Description
Key features include 23 programmable I/O lines, two 8-bit Timer/Counters, one 16-bit Timer/Counter, a 10-bit ADC, and several communication interfaces such as USART, SPI, and I2C, enhancing its versatility. The ATMEGA328PB-AN also supports a wide voltage range of 1.8V to 5.5V, making it suitable for battery-operated devices.
It is commonly used in applications like embedded systems, robotics, and IoT devices. Its compact size and robust feature set make it a popular choice for developers looking for a reliable, cost-effective microcontroller solution.
Equivalent
Features
1. Processor Core: 8-bit AVR with 32KB of In-System Programmable Flash memory.
2. Memory: 2KB SRAM and 1KB EEPROM.
3. Operating Voltage: 1.8V to 5.5V.
4. I/O Ports: 23 programmable I/O lines.
5. Timers: Two 8-bit and one 16-bit Timer/Counter with separate prescalers and capture modes.
6. Communication: Includes USART, SPI, and I2C interfaces.
7. ADC: 10-bit ADC with 16 channels.
8. PWM: 6 PWM channels.
9. Watchdog Timer: With a separate on-chip oscillator.
10. Interrupts: External and pin change interrupts.
11. Power Management: Multiple sleep modes, including Power-Down and Power-Save.
12. Temperature Range: Industrial (-40°C to 85°C).
13. Package Options: Available in various packages, including TQFP and QFN.
These features make it suitable for a wide range of applications from consumer electronics to industrial automation.
Pinout
Key functions and pin configuration include:
- Power Supply: VCC and GND pins for the power supply.
- Ports: Multiple I/O ports (Port B, Port C, and Port D) that can be configured for digital input/output.
- Analog Inputs: 8-channel 10-bit ADC.
- PWM Outputs: Six PWM channels for tasks like motor control.
- Communication Interfaces:
- USART for serial communication.
- SPI for full-duplex synchronous serial communication.
- I2C (TWI) for communication between chips.
- Timers/Counters: Three timers (one 8-bit and two 16-bit).
- External Interrupts: Two external interrupt pins.
- Other Features:
- Built-in oscillator.
- Watchdog timer for system reliability.
- Programmable serial USART, SPI, and I2C interfaces.
This microcontroller is commonly used in applications requiring low power consumption and versatility, such as embedded systems and Arduino platforms.