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ATMEGA168-20AUR
+BOMIC MCU 8BIT 16KB FLASH 32TQFP
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ManufacturerMicrochip Technology
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Mfr. Part #ATMEGA168-20AUR
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Datasheet ATMEGA168-20AUR DataSheet
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Package TQFP-32
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In Stock2291
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 23 |
| ProgramMemorySize | 16KB (8K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 512 x 8 |
| RAMSize | 1K x 8 |
| Voltage-Supply(Vcc/Vdd) | 2.7V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TQFP |
Overview
Description
Key features include:
1. Flash Memory: 16KB for storing programs.
2. SRAM: 1KB for volatile data storage.
3. EEPROM: 512 bytes for non-volatile data storage.
4. I/O Pins: 23 general-purpose I/O pins for interfacing with peripheral devices.
5. Timers/Counters: Three, offering various modes for precise control over timing functions.
6. USART, SPI, and I2C: Interfaces for robust communication with other devices.
7. ADC: 10-bit Analog-to-Digital Converter for converting analog signals to digital.
8. Power Supply: Operates between 1.8V to 5.5V, ideal for battery-powered applications.
The ATMEGA168-20AUR is commonly used in applications such as automation, robotics, and consumer electronics, making it a versatile choice for developers seeking a balance of performance, features, and cost.
Equivalent
Features
1. CPU and Performance: Runs up to 20 MHz with 131 powerful instructions, mostly single-cycle execution.
2. Memory:
- 16KB of In-System Self-Programmable Flash.
- 512B EEPROM.
- 1KB SRAM.
3. I/O and Peripherals:
- 23 programmable I/O lines.
- 8-channel 10-bit ADC.
- Two 8-bit Timer/Counters and one 16-bit Timer/Counter.
- Serial interfaces: USART, SPI, and I2C (TWI).
- Watchdog Timer with an internal oscillator.
- Analog Comparator.
4. Special Features:
- Power-on Reset and Programmable Brown-out Detection.
- Internal calibrated oscillator.
5. Low Power: Various power-saving modes including Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby.
6. Package: Available in TQFP-32 package format.
7. Operating Voltage: 1.8V to 5.5V, supporting wide range applications.
This microcontroller is designed for use in cost-sensitive, battery-operated devices requiring efficiency and flexibility.
Pinout
Key features and functions of the ATmega168 include:
1. CPU: 8-bit AVR RISC architecture.
2. Flash Memory: 16KB of In-System Self-Programmable Flash.
3. SRAM: 1KB.
4. EEPROM: 512 bytes.
5. I/O Ports: 23 programmable I/O lines.
6. Timers: Two 8-bit and one 16-bit timer/counter with separate prescalers and PWM.
7. ADC: 10-bit, 6-channel ADC.
8. Communication: Supports interfaces like USART, SPI, and I2C (TWI).
9. Interrupts: Multiple external and pin change interrupts.
10. Operating Voltage: 1.8V to 5.5V.
The ATmega168-20AUR provides a balance between performance, power consumption, and functionality, making it suitable for a variety of applications such as embedded systems, robotics, and consumer electronics.