ATMEGA168-20MU
- Mfr.Part #
- ATMEGA168-20MU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 32VQFN
- Stock
- 4,645
- In Stock :
- 4,645
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Terminal Finish :
- Matte Tin (Sn)
- Qualification Status :
- Not Qualified
- Number of External Interrupts :
- 2
- Terminal Position :
- QUAD
- Product Status :
- Active
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Operating Temperature :
- -40°C~85°C TA
- Dimensions :
- 5.1 x 5.1 x 0.95mm
- Package Shape :
- Square
- PWM Channels :
- yes
- Package :
- Tray
- Termination :
- SMD/SMT
- Packaging :
- Tray
- Connectivity :
- I2C, SPI, UART/USART
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Pitch :
- 0.5 mm
- Format :
- FIXED-POINT
- Surface Mount :
- yes
- Access Time :
- 20 μs
- Number of Timers/Counters :
- 3
- Mounting Type :
- Surface Mount
- Number of ADC Channels :
- 8
- Bit Size :
- 8
- Boundary Scan :
- No
- MSL :
- MSL 3 - 168 hours
- Number of Pins :
- 32
- Low Power Mode :
- yes
- RAM (words) :
- 512
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- DMA Channels :
- No
- RAM (bytes) :
- 1024
- Family Name :
- ATMEGA
- Frequency :
- 20MHz
- Oscillator Type :
- Internal
- Mounting Style :
- SMD/SMT
- Interfaces :
- I2C, SPI, UART
- Maximum Operating Temperature :
- +85 °C
- Published :
- 1997
- Reach Compliance Code :
- Compliant
- Has ADC :
- yes
- Minimum Operating Temperature :
- -40 °C
- On Chip Data RAM Width :
- 8
- Supply Voltage :
- 3V
- Height :
- 1mm
- Core Size :
- 8-Bit
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Supplier Device Package :
- 32-VQFN (5x5)
- Device Core :
- AVR
- Supply Current-Max :
- 12 mA
- Data Converter :
- A/D 8x10b
- Manufacturer :
- Microchip
- Number of I/O Lines :
- 23
- Package Type :
- QFN/MLF
- RoHS :
- Details
- Data Bus Width :
- 8B
- Radiation Hardening :
- No
- Lead Free :
- Lead Free
- Density :
- 128 kb
- Data Converters :
- A/D 8x10b
- Width :
- 5.1mm
- Pin Count :
- 32
- Number of Terminals :
- 32
- Number of I2C Channels :
- 1
- Number of Serial I/Os :
- 1
- ROM Programmability :
- Flash
- Product Category :
- 8-bit Microcontrollers - MCU
- Product Type :
- 8-bit Microcontrollers - MCU
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Brand :
- Microchip Technology / Atmel
- Base Part Number :
- ATMega168
- ROM (words) :
- 8192
- Number of PWM Channels :
- 6
- Mount :
- Surface Mount
- Number of I/Os :
- 23 I/O
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Product :
- MCU
- Terminal Form :
- NO LEAD
- Instruction Set Architecture :
- RISC
- Number of I/O :
- 23
- Watchdog Timer :
- yes
- EEPROM Size :
- 512 x 8
- Tradename :
- AVR
- Number of UART Channels :
- 0
- Integrated Cache :
- No
- REACH SVHC :
- No SVHC
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Manufacturer Package Identifier :
- 32M1-A
- Length :
- 5.1mm
- JESD-609 Code :
- e3
- Interface :
- 2-Wire, I2C, SPI, Serial, UART, USART
- Seated Height-Max :
- 1 mm
- Series :
- AVR® ATmega
- Speed :
- 20MHz
- Memory Type :
- EEPROM, FLASH
- Program Memory Size :
- 16KB 8K x 16
- Contact Plating :
- Tin
- JESD-30 Code :
- S-PQCC-N32
- Base Product Number :
- ATMega168
- Power Supplies :
- 3/5 V
- Interface Type :
- I2C, SPI, USART
- Memory Size :
- 16kB
- Number of Terminations :
- 32
- Qualification :
- -
- Program Memory Type :
- Flash
- RoHS Status :
- ROHS3 Compliant
- On Chip Program ROM Width :
- 16
- Factory Lead Time :
- 6 Weeks
- Temperature Grade :
- Industrial
- CPU Family :
- AVR RISC
- Number of Timers :
- 3
- DAC Channels :
- No
- Supply Voltage-Max (Vsup) :
- 5.5V
- Core Processor :
- AVR
- RAM Size :
- 1K x 8
- Supply Voltage-Min (Vsup) :
- 2.7V
- Pbfree Code :
- yes
- Package / Case :
- 32-VFQFN Exposed Pad
- DAC Resolution :
- -
- Datasheets
- ATMEGA168-20MU
ATMEGA168-20MU Documents

Microcontrollers Microchip Technology ATMEGA168-20MU Overview
The Microcontrollers Microchip Technology ATMEGA168-20MU is a high-performance, low-power Atmel 8-bit AVR RISC-based microcontroller that combines 16KB ISP flash memory, 512-Byte EEPROM, 1KB SRAM, and a wide range of functionality and robustness. This MCU operates between 1.8-5.5 volts, making it suitable for applications that require efficient power consumption and reliability in a compact 32-VQFN package. It's an ideal choice for developing sophisticated embedded systems that require an agile and versatile controller capable of handling complex tasks.
ATMEGA168-20MU Features
The ATMEGA168-20MU boasts a multitude of features including high-performance and low-power Atmel AVR 8-bit microcontroller, Advanced RISC architecture, and extensive peripheral set. It supports up to 20 MIPS throughput at 20 MHz, allowing for swift processing and execution of instructions. Its power efficiency is optimized through Enhanced Power-on Reset and a Brown-out Detection mechanism, ensuring stable operation under variable power conditions.
ATMEGA168-20MU Applications
- Consumer Electronics: Used in smart home devices such as thermostats and security systems, the ATMEGA168-20MU offers the necessary processing power and connectivity to handle complex user inputs and sensor data.
- Automotive: Integrates into dashboard controllers and entertainment systems, providing reliable control and interface operations essential for enhanced driving experiences.
- Industrial Automation: Powers automation controllers and sensors, facilitating robust and efficient operations in manufacturing and processing plants.
- Healthcare Devices: Utilized in portable healthcare monitoring devices, the MCU delivers essential features required for tracking and reporting critical patient data accurately and reliably.
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