ATMEGA168-20AU
- Mfr.Part #
- ATMEGA168-20AU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 32TQFP
- Stock
- 28,049
- In Stock :
- 28,049
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- RAM Size :
- 1K x 8
- RAM (words) :
- 512
- Number of PWM Channels :
- 6
- PWM Channels :
- yes
- Address Bus Width :
- 8B
- Adc Resolution :
- 10
- Number of Terminals :
- 32
- Package Type :
- TQFP
- JESD-609 Code :
- e3
- Number of Serial I/Os :
- 1
- Terminal Position :
- QUAD
- Brand :
- Microchip Technology / Atmel
- Packaging :
- Tray
- Qualification Status :
- Not Qualified
- DMA Channels :
- No
- Core Architecture :
- AVR
- Number of I/Os :
- 23 I/O
- Mounting Type :
- Surface Mount
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Package Shape :
- Square
- Oscillator Type :
- Internal
- Time@Peak Reflow Temperature-Max (s) :
- 40
- DAC Channels :
- No
- Family Name :
- ATMEGA
- Number of Terminations :
- 32
- Density :
- 128 kb
- Enclosure :
- TQFP 32 (7x7)
- Width :
- 7mm
- Access Time :
- 20 μs
- Integrated Cache :
- No
- Watchdog Timer :
- yes
- Data Converters :
- A/D 8x10b
- Clock Speed :
- 20
- CPU Family :
- AVR RISC
- Product Type :
- 8-bit Microcontrollers - MCU
- Supply Current-Max :
- 12 mA
- Product :
- MCU
- Core Size :
- 8-Bit
- Supply Voltage :
- 3V
- Reach Compliance Code :
- Unknown
- Low Power Mode :
- yes
- Number of ADC Channels :
- 8
- Terminal Pitch :
- 0.8 mm
- Speed :
- 20MHz
- Published :
- 1997
- Program Memory Size :
- 16KB 8K x 16
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- EEPROM Size :
- 512 x 8
- Data Bus Width :
- 8B
- Dimensions :
- 7.1 x 7.1 x 1.05mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Seated Height-Max :
- 1.2 mm
- Series :
- AVR® ATmega
- Manufacturer :
- Microchip Technology
- Terminal Finish :
- Matte Tin (Sn) - annealed
- ROM Programmability :
- Flash
- REACH SVHC :
- No SVHC
- Adc Channels :
- 8
- Flash Memory :
- 16
- DAC Resolution :
- -
- Number of A/D Converters :
- 1
- Max. operating temperature :
- +85°C
- Base Product Number :
- ATMega168
- JESD-30 Code :
- S-PQFP-G32
- Pin Count :
- 32
- Casing :
- TQFP 32
- Interface :
- 2-Wire, I2C, SPI, USART
- Surface Mount :
- yes
- Maximum Operating Temperature :
- +85 °C
- Interfaces :
- SPI/TWI/USART
- MSL :
- MSL 3 - 168 hours
- Number of Pins :
- 32
- Product Status :
- Active
- Terminal Form :
- Gull wing
- RAM (bytes) :
- 1024
- On Chip Program ROM Width :
- 16
- Connectivity :
- I2C, SPI, UART/USART
- Program Memory Type :
- Flash
- Package / Case :
- 32-TQFP
- Mount :
- Surface Mount
- Number of I/O Lines :
- 23
- Supply Voltage-Min (Vsup) :
- 2.7V
- Core Processor :
- AVR
- Manuf. code :
- MCP
- Base Part Number :
- ATMega168
- Lead Free :
- Lead Free
- Minimum Operating Temperature :
- -40 °C
- Length :
- 7mm
- Additional Feature :
- OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Number of I2C Channels :
- 1
- Data Converter :
- A/D 8x10b
- Tradename :
- AVR
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Power Supplies :
- 3/5 V
- Bit Size :
- 8
- Supply Voltage-Max (Vsup) :
- 5.5V
- Type :
- ATMEGA168-20AU
- Radiation Hardening :
- No
- Boundary Scan :
- No
- Pbfree Code :
- yes
- Number of Timers/Counters :
- 3
- Height :
- 1.2mm
- Peak Reflow Temperature (Cel) :
- 260
- Qualification :
- -
- Factory Lead Time :
- 8 Weeks
- RoHS :
- Details
- ROM (words) :
- 8192
- Memory Size :
- 16kB
- Instruction Set Architecture :
- RISC
- Format :
- FIXED-POINT
- Temperature Grade :
- Industrial
- Device Core :
- AVR
- Number of SPI Channels :
- 1
- Operating Temperature :
- -40°C~85°C TA
- Supplier Device Package :
- 32-TQFP (7x7)
- Number of I/O :
- 23
- Mounting Style :
- SMD/SMT
- RoHS Status :
- ROHS3 Compliant
- Frequency :
- 20MHz
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Number of UART Channels :
- 1
- HTS Code :
- 8542.31.00.01
- ECCN Code :
- EAR99
- Interface Type :
- 2-Wire, SPI, USART
- Number of External Interrupts :
- 2
- Can :
- 0
- Product Category :
- 8-bit Microcontrollers - MCU
- Package :
- Tray
- Has ADC :
- yes
- Datasheets
- ATMEGA168-20AU

Microcontrollers Microchip Technology ATMEGA168-20AU Overview
The Microcontrollers Microchip Technology ATMEGA168-20AU is a high-performance, low-power AVR® 8-bit microcontroller that offers an optimal balance of efficiency and functionality. Designed by Microchip Technology, this MCU integrates 16KB of ISP flash memory, a 512-Byte EEPROM, and a 1KB SRAM in a compact 32TQFP package. It is particularly suitable for applications requiring complex and multiple tasks within stringent power constraints. The inclusion of advanced RISC architecture enables the ATMEGA168-20AU to execute powerful instructions in a single clock cycle, enhancing the performance of the entire system while minimizing power consumption.
ATMEGA168-20AU Features
The ATMEGA168-20AU microcontroller boasts numerous features that make it an ideal choice for sophisticated yet power-sensitive applications. These include an extensive range of system control features such as power-on reset, programmable brown-out detection, and an external and internal interrupt system. It also supports serial programmable USART, SPI serial port, and a two-wire serial interface. For developers, its debug capabilities with DebugWIRE for on-chip debugging and programming offer a straightforward development experience.
ATMEGA168-20AU Applications
- Consumer Electronics: Used in devices such as smart home appliances and remote controllers, the ATMEGA168-20AU's robust processing capabilities and low power consumption ensure enhanced device functionality and longer battery life.
- Automotive Applications: Integrates into automotive subsystems like dashboard controllers and entertainment systems, providing reliable operation under the rigorous conditions typical in automotive environments.
- Industrial Automation: Suitable for controlling machinery or robot automation systems, the MCU's ability to process multiple tasks efficiently helps increase precision and reduce downtime.
- Medical Devices: Applied in portable medical monitoring devices, its high integration and efficiency support the compact design and extended usage required by modern medical equipment.
- Wearable Technology: Perfect for integration in wearable fitness trackers or smart watches, where its efficiency powers advanced features without sacrificing battery life.
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