ATMEGA168A-PU
- Mfr.Part #
- ATMEGA168A-PU
- Manufacturer
- Microchip Technology
- Package / Case
- 28-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 28DIP
- Stock
- 4,020
- In Stock :
- 4,020
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Connectivity :
- I2C, SPI, UART/USART
- Speed :
- 20MHz
- Mounting Type :
- Through Hole
- Contact Plating :
- Tin
- Seated Height-Max :
- 4.5724 mm
- Number of I/O Lines :
- 23
- Published :
- 1997
- Dimensions :
- 34.79 x 7.49 x 4.06mm
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- ROM Programmability :
- Flash
- JESD-30 Code :
- R-PDIP-T28
- Height :
- 4.572mm
- CPU Family :
- AVR RISC
- Oscillator Type :
- Internal
- Product Status :
- Active
- Temperature Grade :
- Industrial
- Brand :
- Microchip Technology / Atmel
- Data Converter :
- A/D 6x10b
- Surface Mount :
- No
- DAC Channels :
- No
- Terminal Pitch :
- 2.54mm
- Core Processor :
- AVR
- Manufacturer :
- Microchip
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tube
- Number of Terminations :
- 28
- Terminal Position :
- Dual
- Supply Voltage :
- 5V
- Supply Current-Max :
- 12 mA
- Pin Count :
- 28
- Lead Free :
- Lead Free
- MSL :
- -
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Device Core :
- AVR
- Package Shape :
- RECTANGULAR
- Minimum Operating Temperature :
- -40 °C
- Supply Voltage-Max (Vsup) :
- 5.5V
- RoHS :
- Details
- Product Category :
- 8-bit Microcontrollers - MCU
- Package Type :
- PDIP
- Length :
- 34.8mm
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Base Part Number :
- ATMEGA168A
- Interface :
- I2C, SPI, UART, USART
- JESD-609 Code :
- e3
- Frequency :
- 20MHz
- Terminal Form :
- THROUGH-HOLE
- Mounting Style :
- Through Hole
- Number of I/O :
- 23
- Factory Lead Time :
- 7 Weeks
- RAM Size :
- 1K x 8
- Family Name :
- ATMEGA
- Interfaces :
- SPI/USART
- Number of ADC Channels :
- 6
- Pbfree Code :
- yes
- Number of Pins :
- 28
- Package / Case :
- 28-DIP (0.300, 7.62mm)
- Radiation Hardening :
- No
- ROM (words) :
- 8192
- Series :
- AVR® ATmega
- EEPROM Size :
- 512 x 8
- RAM (bytes) :
- 1024
- Supply Voltage-Min (Vsup) :
- 4.5V
- Base Product Number :
- ATMega168
- REACH SVHC :
- No SVHC
- Terminal Finish :
- Matte Tin (Sn)
- Memory Size :
- 16kB
- Tradename :
- AVR
- Power Supplies :
- 2/5V
- Interface Type :
- 2-Wire, SPI, UART
- Number of I2C Channels :
- 1
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Maximum Operating Temperature :
- +85 °C
- Number of I/Os :
- 23 I/O
- Bit Size :
- 8
- Product Type :
- 8-bit Microcontrollers - MCU
- Number of Terminals :
- 28
- Data Bus Width :
- 8B
- Reach Compliance Code :
- Compliant
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Width :
- 7.49mm
- Core Size :
- 8-Bit
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Qualification Status :
- Not Qualified
- Product :
- MCU
- Program Memory Size :
- 16KB 8K x 16
- PWM Channels :
- yes
- Supplier Device Package :
- 28-PDIP
- Number of Timers/Counters :
- 3
- DMA Channels :
- No
- Instruction Set Architecture :
- RISC
- Operating Temperature :
- -40°C~85°C TA
- Program Memory Type :
- Flash
- Package :
- Tube
- Has ADC :
- yes
- Mount :
- Through Hole
- Watchdog Timer :
- yes
- Data Converters :
- A/D 6x10b
- Qualification :
- -
- Datasheets
- ATMEGA168A-PU
ATMEGA168A-PU Documents

Microcontrollers Microchip Technology ATMEGA168A-PU Overview
The ATMEGA168A-PU by Microchip Technology stands out in the realm of microcontrollers due to its robust design and advanced features. This 8-bit MCU is designed with versatility in mind, capable of supporting complex digital functions with its 16KB of flash memory. Optimized for performance and low power consumption, it provides a reliable solution for developers looking to integrate efficient control systems into their applications. The inclusion of a 28-pin DIP (dual in-line package) makes it suitable for both prototyping and mass production, aligning with the needs of business-to-business customers seeking reliable volume supply.
ATMEGA168A-PU Features
The ATMEGA168A-PU microcontroller is equipped with a multitude of features designed to enhance device functionality and reliability. Key features include a 16KB flash memory, a wide operating voltage range of 1.8V to 5.5V, and multiple programmable serial USARTs. It supports up to 20 MIPS throughput at 20 MHz, alongside a 10-bit analog-to-digital converter, which facilitates precise sensor readings and data acquisition in various industrial applications. Its ability to work within extreme temperature ranges makes it ideal for demanding environments.
ATMEGA168A-PU Applications
- Consumer Electronics: Utilized in smart home devices such as thermostats and remote controls, where its low power consumption and high performance ensure enhanced device functionality and longevity.
- Industrial Automation: Plays a crucial role in automation controllers, monitoring systems, and process control, where reliability and accuracy are paramount for operational efficiency.
- Automotive: Applied in automotive applications including engine management and infotainment systems, benefiting from its robust operation under various environmental conditions.
- Portable Devices: Employs in portable health monitoring devices, ensuring compact design capabilities and extended battery life crucial for wearable technology.
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