ATMEGA168P-20AUR
- Mfr.Part #
- ATMEGA168P-20AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 32TQFP
- Stock
- 25,463
- In Stock :
- 25,463
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Number of I/O :
- 23
- ROM (words) :
- 8192
- Mounting Style :
- SMD/SMT
- CPU Family :
- AVR RISC
- Supply Voltage-Max (Vsup) :
- 5.5V
- DMA Channels :
- No
- Maximum Operating Temperature :
- + 85 C
- Number of I/O Lines :
- 23
- Number of Timers/Counters :
- 3
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Contact Plating :
- Tin
- Supply Voltage :
- 5V
- Series :
- AVR® ATmega
- JESD-30 Code :
- S-PQFP-G32
- RAM Size :
- 1K x 8
- Memory Size :
- 16kB
- Program Memory Type :
- Flash
- Product Type :
- 8-bit Microcontrollers - MCU
- Speed :
- 20MHz
- Supply Current-Max :
- 9 mA
- Terminal Form :
- Gull wing
- Product Category :
- 8-bit Microcontrollers - MCU
- Packaging :
- Tape and Reel (TR)
- Core Processor :
- AVR
- Bit Size :
- 8
- Supply Voltage-Min (Vsup) :
- 4.5V
- Mounting Type :
- Surface Mount
- Terminal Finish :
- Matte Tin (Sn)
- Minimum Operating Temperature :
- - 40 C
- Data Converter :
- A/D 8x10b
- Manufacturer :
- Microchip
- Operating Temperature :
- -40°C~85°C TA
- Data Bus Width :
- 8B
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Time@Peak Reflow Temperature-Max (s) :
- 40
- JESD-609 Code :
- e3
- Temperature Grade :
- Industrial
- PWM Channels :
- yes
- Base Part Number :
- ATMEGA168P
- Has ADC :
- yes
- Number of Pins :
- 32
- Pbfree Code :
- yes
- Interface :
- I2C, SPI, UART, USART
- RoHS Status :
- ROHS3 Compliant
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Oscillator Type :
- Internal
- Width :
- 7 mm
- Product Status :
- Active
- Device Core :
- AVR
- Height Seated (Max) :
- 1.2mm
- EEPROM Size :
- 512 x 8
- Supplier Device Package :
- 32-TQFP (7x7)
- Qualification Status :
- Not Qualified
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Position :
- QUAD
- Interface Type :
- SPI/TWI/USART
- Base Product Number :
- ATMega168
- Mount :
- Surface Mount
- Watchdog Timer :
- yes
- Connectivity :
- I2C, SPI, UART/USART
- Brand :
- Microchip Technology / Atmel
- Program Memory Size :
- 16KB 8K x 16
- Height :
- 1 mm
- Seated Height-Max :
- 1.2 mm
- Surface Mount :
- yes
- Length :
- 7mm
- Package / Case :
- 32-TQFP
- Terminal Pitch :
- 0.8mm
- DAC Channels :
- yes
- Number of I/Os :
- 23 I/O
- ROM Programmability :
- Flash
- Interfaces :
- SPI/TWI/USART
- RoHS :
- Details
- Number of Terminals :
- 32
- Peak Reflow Temperature (Cel) :
- 260
- Core Size :
- 8-Bit
- Power Supplies :
- 3/5 V
- Number of Terminations :
- 32
- Data Converters :
- A/D 8x10b
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Reach Compliance Code :
- Compliant
- Published :
- 2009
- Factory Lead Time :
- 4 Weeks
- Frequency :
- 20MHz
- Package Shape :
- Square
- RAM (bytes) :
- 1024
- Product :
- MCU
- Tradename :
- AVR
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Datasheets
- ATMEGA168P-20AUR
ATMEGA168P-20AUR Documents

Microcontrollers Microchip Technology ATMEGA168P-20AUR Overview
The Microcontrollers Microchip Technology ATMEGA168P-20AUR is a high-performance, low-power AVR 8-bit microcontroller that combines 16KB ISP flash memory, 512-Byte EEPROM, 1KB SRAM, and a wide range of peripheral features. Designed for efficiency and versatility, this microcontroller is ideal for applications that require a compact footprint along with a rich feature set. Manufactured by Microchip Technology, the ATMEGA168P-20AUR operates at a maximum frequency of 20MHz, providing robust processing power for complex operations. Its 32-lead TQFP package is optimized for space-sensitive projects, making it a preferred choice for developers looking to maximize functionality while minimizing size.
ATMEGA168P-20AUR Features
This microcontroller includes multiple technical enhancements that assure ease of integration and efficiency in deployment. It features an advanced RISC architecture, enabling powerful, efficient, and fast execution of instructions. The device supports up to 20 MIPS throughput at 20 MHz, ensuring optimal performance for time-sensitive tasks. Additionally, it includes power-saving modes, which reduce power consumption during idle or low activity states, making it ideal for battery-powered applications. Its peripherals include USART, SPI, and two-wire interface (I2C), adding to its communications versatility.
ATMEGA168P-20AUR Applications
- Consumer Electronics: Utilized in smart home devices, such as remote controls and appliances, where its low power consumption and high integration drive functionality in compact devices.
- Automotive: Serves in onboard systems that manage entertainment or diagnostic functions, leveraging its robust I/O capabilities and reliability under various conditions.
- Industrial Automation: Employed in sensor management systems, where precise data collection and processing are critical for operational efficiency and safety.
- Wearable Technology: Ideal for wearable health monitoring systems, where its energy efficiency ensures longer battery life and consistent performance.
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