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
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Temperature Grade :
- Industrial
- Has ADC :
- yes
- Number of Timers/Counters :
- 3
- Number of ADC Channels :
- 8
- Tradename :
- AVR
- Enclosure :
- TQFP 32 (7x7)
- Number of A/D Converters :
- 1
- Supply Voltage :
- 3V
- Base Product Number :
- ATMega168
- Series :
- AVR® ATmega
- Maximum Operating Temperature :
- +85 °C
- Number of External Interrupts :
- 2
- RoHS Status :
- ROHS3 Compliant
- RAM Size :
- 1K x 8
- Terminal Pitch :
- 0.8 mm
- Product :
- MCU
- Power Supplies :
- 3/5 V
- Operating Temperature :
- -40°C~85°C TA
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Integrated Cache :
- No
- Core Size :
- 8-Bit
- Packaging :
- Tray
- Casing :
- TQFP 32
- Data Converters :
- A/D 8x10b
- Published :
- 1997
- Density :
- 128 kb
- Number of Terminations :
- 32
- Supply Current-Max :
- 12 mA
- Mounting Style :
- SMD/SMT
- Connectivity :
- I2C, SPI, UART/USART
- EEPROM Size :
- 512 x 8
- Lead Free :
- Lead Free
- Interface :
- 2-Wire, I2C, SPI, USART
- RAM (bytes) :
- 1024
- Adc Resolution :
- 10
- DAC Channels :
- No
- Pbfree Code :
- yes
- Number of Terminals :
- 32
- Max. operating temperature :
- +85°C
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Package Shape :
- Square
- Interfaces :
- SPI/TWI/USART
- Package :
- Tray
- Instruction Set Architecture :
- RISC
- REACH SVHC :
- No SVHC
- Manuf. code :
- MCP
- Number of Serial I/Os :
- 1
- Mount :
- Surface Mount
- Frequency :
- 20MHz
- Data Bus Width :
- 8B
- Supply Voltage-Min (Vsup) :
- 2.7V
- Speed :
- 20MHz
- Type :
- ATMEGA168-20AU
- Number of I/O Lines :
- 23
- Number of I/Os :
- 23 I/O
- ROM Programmability :
- Flash
- Terminal Finish :
- Matte Tin (Sn) - annealed
- MSL :
- MSL 3 - 168 hours
- JESD-609 Code :
- e3
- Terminal Form :
- Gull wing
- Dimensions :
- 7.1 x 7.1 x 1.05mm
- Adc Channels :
- 8
- Qualification :
- -
- Flash Memory :
- 16
- Terminal Position :
- QUAD
- Supply Voltage-Max (Vsup) :
- 5.5V
- Radiation Hardening :
- No
- JESD-30 Code :
- S-PQFP-G32
- Watchdog Timer :
- yes
- Can :
- 0
- Minimum Operating Temperature :
- -40 °C
- Base Part Number :
- ATMega168
- ROM (words) :
- 8192
- Boundary Scan :
- No
- Reach Compliance Code :
- Unknown
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Additional Feature :
- OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Product Type :
- 8-bit Microcontrollers - MCU
- Product Status :
- Active
- Number of PWM Channels :
- 6
- HTS Code :
- 8542.31.00.01
- DMA Channels :
- No
- Brand :
- Microchip Technology / Atmel
- Pin Count :
- 32
- Device Core :
- AVR
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Oscillator Type :
- Internal
- RoHS :
- Details
- Qualification Status :
- Not Qualified
- Number of Pins :
- 32
- Low Power Mode :
- yes
- RAM (words) :
- 512
- Height :
- 1.2mm
- Width :
- 7mm
- Access Time :
- 20 μs
- PWM Channels :
- yes
- Factory Lead Time :
- 8 Weeks
- Format :
- FIXED-POINT
- Product Category :
- 8-bit Microcontrollers - MCU
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Package / Case :
- 32-TQFP
- Number of I2C Channels :
- 1
- Seated Height-Max :
- 1.2 mm
- Number of SPI Channels :
- 1
- Bit Size :
- 8
- ECCN Code :
- EAR99
- Program Memory Type :
- Flash
- Data Converter :
- A/D 8x10b
- Core Processor :
- AVR
- Surface Mount :
- yes
- Package Type :
- TQFP
- DAC Resolution :
- -
- Address Bus Width :
- 8B
- Core Architecture :
- AVR
- Length :
- 7mm
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- On Chip Program ROM Width :
- 16
- CPU Family :
- AVR RISC
- Family Name :
- ATMEGA
- Memory Size :
- 16kB
- Interface Type :
- 2-Wire, SPI, USART
- Program Memory Size :
- 16KB 8K x 16
- Supplier Device Package :
- 32-TQFP (7x7)
- Manufacturer :
- Microchip Technology
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 260
- Clock Speed :
- 20
- Number of I/O :
- 23
- Number of UART Channels :
- 1
- 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.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















