ATMEGA168A-AU
- Mfr.Part #
- ATMEGA168A-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 32TQFP
- Stock
- 87,975
- In Stock :
- 87,975
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Product Type :
- 8-bit Microcontrollers - MCU
- Published :
- 1997
- Package Type :
- TQFP
- Radiation Hardening :
- No
- Number of I2C Channels :
- 1
- Manufacturer :
- Microchip Technology
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Enclosure :
- TQFP 32 (7x7)
- Supply Voltage-Max (Vsup) :
- 5.5V
- Power Supplies :
- 2/5V
- Lead Free :
- Lead Free
- Number of Pins :
- 32
- ROM Programmability :
- Flash
- Integrated Cache :
- No
- Qualification Status :
- Not Qualified
- Number of I/O Lines :
- 23
- Connectivity :
- I2C, SPI, UART/USART
- DMA Channels :
- No
- RAM Size :
- 1K x 8
- On Chip Data RAM Width :
- 8
- Number of I/Os :
- 23 I/O
- Boundary Scan :
- No
- Contact Plating :
- Tin
- Data Converter :
- A/D 8x10b
- JESD-609 Code :
- e3
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Dimensions :
- 7.1 x 7.1 x 1.05mm
- Program Memory Size :
- 16KB 8K x 16
- Qualification :
- -
- Brand :
- Microchip Technology / Atmel
- Terminal Finish :
- Matte Tin (Sn)
- ROM (words) :
- 8192
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Data Converters :
- A/D 8x10b
- Watchdog Timer :
- yes
- Package :
- Tray
- Terminal Position :
- QUAD
- Mounting Type :
- Surface Mount
- Terminal Pitch :
- 0.8 mm
- Width :
- 7mm
- JESD-30 Code :
- S-PQFP-G32
- Length :
- 7mm
- MSL :
- MSL 3 - 168 hours
- Factory Lead Time :
- 8 Weeks
- Low Power Mode :
- No
- Surface Mount :
- yes
- Memory Size :
- 16kB
- Minimum Operating Temperature :
- -40 °C
- Interface :
- 2-Wire, I2C, SPI, Serial, UART, USART
- Base Part Number :
- ATMEGA168A
- Core Processor :
- AVR
- Mounting Style :
- SMD/SMT
- Pbfree Code :
- yes
- Instruction Set Architecture :
- RISC
- On Chip Program ROM Width :
- 16
- Number of Serial I/Os :
- 1
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- RoHS Status :
- ROHS3 Compliant
- Max. operating temperature :
- +85°C
- Core Size :
- 8-Bit
- Number of PWM Channels :
- 6
- Peak Reflow Temperature (Cel) :
- 260
- Program Memory Type :
- Flash
- Packaging :
- Tray
- Product Status :
- Active
- Operating Temperature :
- -40°C~85°C TA
- Device Core :
- AVR
- Speed :
- 20MHz
- Data Bus Width :
- 8B
- Number of Timers :
- 3
- Seated Height-Max :
- 1.2 mm
- Series :
- AVR® ATmega
- Type :
- ATMEGA168A-AU
- Tradename :
- AVR
- Number of ADC Channels :
- 8
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Reach Compliance Code :
- Compliant
- Supply Voltage-Min (Vsup) :
- 4.5V
- Number of Terminals :
- 32
- Number of Timers/Counters :
- 3
- RoHS :
- Details
- Number of Terminations :
- 32
- Temperature Grade :
- Industrial
- Family Name :
- ATMEGA
- Mount :
- Surface Mount
- Number of External Interrupts :
- 2
- Interface Type :
- 2-Wire, SPI
- Product :
- MCU
- Number of I/O :
- 23
- Package / Case :
- 32-TQFP
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Supply Current-Max :
- 12 mA
- EEPROM Size :
- 512 x 8
- REACH SVHC :
- No SVHC
- Frequency :
- 20MHz
- Interfaces :
- SPI/USART
- Supply Voltage :
- 5V
- Maximum Operating Temperature :
- +85 °C
- Product Category :
- 8-bit Microcontrollers - MCU
- RAM (words) :
- 1024
- PWM Channels :
- yes
- Package Shape :
- Square
- Pin Count :
- 32
- DAC Channels :
- No
- CPU Family :
- AVR RISC
- RAM (bytes) :
- 1024
- Height :
- 1.05mm
- Has ADC :
- yes
- Bit Size :
- 8
- Base Product Number :
- ATMega168
- Supplier Device Package :
- 32-TQFP (7x7)
- Oscillator Type :
- Internal
- Format :
- FIXED-POINT
- Manuf. code :
- MCP
- Terminal Form :
- Gull wing
- Datasheets
- ATMEGA168A-AU
ATMEGA168A-AU Documents

Microcontrollers Microchip Technology ATMEGA168A-AU Overview
The ATMEGA168A-AU from Microchip Technology is a robust microcontroller designed to deliver high-performance operation in a variety of applications. This microcontroller is part of Microchip's renowned ATmega family, featuring an 8-bit AVR RISC-based processor. It comes packed with 16KB of in-system programmable flash, making it an excellent choice for projects that require reliable data storage and retrieval without frequent reprogramming. The compact 32-TQFP packaging not only ensures a minimized footprint on design boards but also facilitates streamlined integration into existing systems. The versatility of the ATMEGA168A-AU, combined with its low-power consumption and high efficiency, makes it ideal for developing advanced, intelligent devices in a competitive market.
ATMEGA168A-AU Features
This microcontroller boasts a range of features designed to enhance its utility and performance. These include an advanced RISC architecture, 16KB of flash memory, 512 bytes of EEPROM, and 1KB SRAM. It operates at a clock speed of up to 20MHz and offers multiple programmable serial USARTs. The ATMEGA168A-AU also supports a wide voltage range from 1.8V to 5.5V, ensuring flexibility across different power setups and enhancing its applicability in battery-operated applications. Additionally, it includes power-saving modes like Power-down and Power-save, which are crucial for extending battery life in portable devices.
ATMEGA168A-AU Applications
- Consumer Electronics: Used in devices such as smart home appliances and handheld gadgets, where it controls user interfaces and manages device operations efficiently.
- Automotive: Integrated into car entertainment systems and onboard diagnostics to enhance the interactive experience and maintain robust performance under the hood.
- Industrial Automation: Employs its processing capabilities in automation controllers, facilitating complex tasks and improving operational reliability and precision.
- Internet of Things (IoT): Acts as the central controller within IoT devices, handling data communication and sensor integration to enable smart environments and interconnected device functionality.
- Wearable Technology: Utilized in wearable devices to monitor health metrics and provide real-time feedback while ensuring minimal power consumption.
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