ATMEGA168-20AUR
- Mfr.Part #
- ATMEGA168-20AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 32TQFP
- Stock
- 62,598
- In Stock :
- 62,598
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Factory Lead Time :
- 9 Weeks
- Interface :
- 2-Wire, I2C, SPI, Serial, UART, USART
- Instruction Set Architecture :
- RISC
- Memory Size :
- 16kB
- Number of ADC Channels :
- 8 Channel
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Terminal Finish :
- Matte Tin (Sn)
- Supply Current-Max :
- 12 mA
- Watchdog Timer :
- yes
- Integrated Cache :
- No
- JESD-30 Code :
- S-PQFP-G32
- Number of Terminals :
- 32
- RAM (bytes) :
- 1024
- Frequency :
- 20MHz
- JESD-609 Code :
- e3
- Lead Free :
- Lead Free
- Number of I/O :
- 23
- On Chip Data RAM Width :
- 8
- Published :
- 1997
- Number of I/O Lines :
- 23
- Supply Voltage :
- 3V
- Product Type :
- 8-bit Microcontrollers - MCU
- Radiation Hardening :
- No
- Product Category :
- 8-bit Microcontrollers - MCU
- Program Memory Type :
- Flash
- Mount :
- Surface Mount
- ROM (words) :
- 8192
- Package Type :
- TQFP
- Pin Count :
- 32
- Low Power Mode :
- yes
- Mounting Type :
- Surface Mount
- Qualification :
- -
- Bit Size :
- 8
- Data Converter :
- A/D 8x10b
- DAC Channels :
- No
- Supply Voltage-Max (Vsup) :
- 5.5V
- Seated Height-Max :
- 1.2 mm
- Supply Voltage-Min (Vsup) :
- 2.7V
- Reach Compliance Code :
- Compliant
- Connectivity :
- I2C, SPI, UART/USART
- Maximum Operating Temperature :
- +85 °C
- Product :
- MCU
- Temperature Grade :
- Industrial
- Surface Mount :
- yes
- RAM (words) :
- 512
- Width :
- 7.1mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- On Chip Program ROM Width :
- 16
- Minimum Operating Temperature :
- -40 °C
- Speed :
- 20MHz
- Number of I/Os :
- 23 I/O
- Interfaces :
- SPI/TWI/USART
- Package Shape :
- Square
- Number of Terminations :
- 32
- Program Memory Size :
- 16KB 8K x 16
- DMA Channels :
- No
- Interface Type :
- I2C, SPI, USART
- Family Name :
- ATMEGA
- Terminal Form :
- Gull wing
- Number of Timers :
- 3
- Core Size :
- 8-Bit
- Number of Pins :
- 32
- Qualification Status :
- Not Qualified
- Number of Timers/Counters :
- 3
- ROM Programmability :
- Flash
- Data Converters :
- A/D 8x10b
- CPU Family :
- AVR RISC
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Data Bus Width :
- 8B
- Series :
- AVR® ATmega
- Height :
- 1.05mm
- Terminal Position :
- QUAD
- Peak Reflow Temperature (Cel) :
- 260
- Base Part Number :
- ATMega168
- Has ADC :
- yes
- Packaging :
- Tape and Reel (TR)
- Product Status :
- Active
- Package / Case :
- 32-TQFP
- Dimensions :
- 7.1 x 7.1 x 1.05mm
- RAM Size :
- 1K x 8
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of SPI Channels :
- 2
- Device Core :
- AVR
- Tradename :
- AVR
- Pbfree Code :
- yes
- Terminal Pitch :
- 0.8mm
- RoHS :
- Details
- Number of I2C Channels :
- 2
- EEPROM Size :
- 512 x 8
- Height Seated (Max) :
- 1.2mm
- Oscillator Type :
- Internal
- Format :
- FIXED-POINT
- Number of External Interrupts :
- 2
- Base Product Number :
- ATMega168
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Manufacturer :
- Microchip
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- DAC Resolution :
- -
- Number of UART Channels :
- 1
- MSL :
- MSL 3 - 168 hours
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- Length :
- 7mm
- Mounting Style :
- SMD/SMT
- Contact Plating :
- Tin
- Boundary Scan :
- No
- Number of Serial I/Os :
- 1
- Power Supplies :
- 3/5 V
- PWM Channels :
- yes
- Core Processor :
- AVR
- Operating Temperature :
- -40°C~85°C TA
- Brand :
- Microchip Technology / Atmel
- RoHS Status :
- ROHS3 Compliant
- Supplier Device Package :
- 32-TQFP (7x7)
- Datasheets
- ATMEGA168-20AUR

Microcontrollers Microchip Technology ATMEGA168-20AUR Overview
The Microcontrollers Microchip Technology ATMEGA168-20AUR is a highly versatile and powerful microcontroller designed to meet the demanding needs of modern embedded systems. Built on a robust 8-bit architecture, this MCU from Microchip Technology incorporates 16KB of in-system programmable flash memory, offering ample space for application code. Optimized for energy efficiency and performance, the ATMEGA168-20AUR operates within a voltage range of 1.8V to 5.5V, making it ideal for a diverse range of applications from consumer electronics to industrial control systems. Its compact 32-TQFP package ensures minimal footprint on system designs while maximizing reliability and functionality.
ATMEGA168-20AUR Features
The ATMEGA168-20AUR MCU boasts several features that enhance its adaptability and functionality in complex electronic assemblies. Key features include an advanced RISC architecture, 512 Bytes of EEPROM, 1KB SRAM, 23 general-purpose I/O lines, 32 general-purpose working registers, three flexible Timer/Counters with compare modes, internal and external interrupts, a serial programmable USART, a byte-oriented 2-wire Serial Interface, SPI serial port, a 6-channel 10-bit A/D converter, programmable watchdog timer with internal oscillator, and five software selectable power saving modes.
ATMEGA168-20AUR Applications
- Consumer Electronics: Used in devices like smart watches and gaming peripherals, the ATMEGA168-20AUR provides responsive control and connectivity, enhancing user interfaces and device functionality.
- Home Automation Systems: In applications such as smart thermostats and lighting control systems, this MCU offers the necessary I/O capabilities and power efficiency for reliable, continuous operation.
- Automotive Applications: Ideal for non-critical automotive systems such as in-car entertainment and information systems, where its robust serial communication capabilities ensure reliable data transfer and processing.
- Industrial Control: The ATMEGA168-20AUR's timers and counters are perfect for managing industrial processes and automation systems, improving operational efficiency and safety.
- Medical Devices: Employed in non-life critical devices such as digital thermometers and blood pressure monitors, the MCU ensures accurate data collection and real-time monitoring.
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.
















