ATMEGA16A-AU
- Mfr.Part #
- ATMEGA16A-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 44TQFP
- Stock
- 14,318
- In Stock :
- 14,318
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Base Product Number :
- ATMega16
- Data Bus Width :
- 8B
- Number of Pins :
- 44
- ROM (words) :
- 8192
- Reach Compliance Code :
- Compliant
- Lead Free :
- Lead Free
- Base Part Number :
- ATMEGA16A
- Has ADC :
- yes
- RAM (bytes) :
- 1024
- Product Category :
- 8-bit Microcontrollers - MCU
- Length :
- 10mm
- Dimensions :
- 10.1 x 10.1 x 1.05mm
- Package Type :
- TQFP
- DMA Channels :
- No
- Operating Temperature :
- -40°C~85°C TA
- Watchdog Timer :
- yes
- Voltage - Supply :
- --
- Core Size :
- 8-Bit
- Terminal Finish :
- Matte Tin (Sn)
- Surface Mount :
- yes
- Package :
- Tray
- Published :
- 1997
- Contact Plating :
- Tin
- Number of I/Os :
- 32 I/O
- Supplier Device Package :
- 44-TQFP (10x10)
- Data Converter :
- A/D 8x10b
- Number of Terminations :
- 44
- Number of I/O Lines :
- 32
- Program Memory Size :
- 16KB 8K x 16
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Package / Case :
- 44-TQFP
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- Connectivity :
- I2C, SPI, UART/USART
- Package Shape :
- Square
- Applications :
- --
- Controller Series :
- --
- Brand :
- Microchip Technology / Atmel
- PWM Channels :
- yes
- Pbfree Code :
- yes
- JESD-30 Code :
- S-PQFP-G44
- Number of Timers/Counters :
- 3
- DAC Channels :
- No
- Termination :
- SMD/SMT
- ROM Programmability :
- Flash
- Series :
- AVR® ATmega
- Product Type :
- 8-bit Microcontrollers - MCU
- Terminal Pitch :
- 0.8 mm
- Qualification :
- -
- Minimum Operating Temperature :
- -40 °C
- Number of I/O :
- 32
- Supply Voltage :
- 5V
- Number of Terminals :
- 44
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Mounting Style :
- SMD/SMT
- Power Supplies :
- 3/5 V
- Device Core :
- AVR
- Temperature Grade :
- Industrial
- Tradename :
- AVR
- REACH SVHC :
- No SVHC
- Density :
- 128 kb
- JESD-609 Code :
- e3
- Number of I2C Channels :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Product :
- MCU
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supply Voltage-Max (Vsup) :
- 5.5V
- Height :
- 1.05mm
- RoHS :
- Details
- Qualification Status :
- Not Qualified
- CPU Family :
- AVR RISC
- Interface Type :
- 2-Wire, SPI, USART
- Packaging :
- Tray
- Interfaces :
- SPI/TWI/USART
- Maximum Operating Temperature :
- +85 °C
- Product Status :
- Active
- Manufacturer :
- Microchip
- Seated Height-Max :
- 1.2 mm
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Pin Count :
- 44
- Core Processor :
- AVR
- Instruction Set Architecture :
- RISC
- Frequency :
- 16MHz
- Mount :
- Surface Mount
- Mounting Type :
- Surface Mount
- Family Name :
- ATMEGA
- Number of ADC Channels :
- 8
- Speed :
- 16MHz
- RoHS Status :
- ROHS3 Compliant
- Bit Size :
- 8
- Interface :
- 2-Wire, I2C, SPI, UART, USART
- Number of PWM Channels :
- 4
- Data Converters :
- A/D 8x10b
- Memory Size :
- 16kB
- Oscillator Type :
- Internal
- EEPROM Size :
- 512 x 8
- MSL :
- MSL 3 - 168 hours
- Supply Current-Max :
- 15 mA
- Factory Lead Time :
- 8 Weeks
- Radiation Hardening :
- No
- Program Memory Type :
- Flash
- RAM Size :
- 1K x 8
- Terminal Form :
- Gull wing
- Terminal Position :
- QUAD
- Width :
- 10mm
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Datasheets
- ATMEGA16A-AU

Microcontrollers Microchip Technology ATMEGA16A-AU Overview
The ATMEGA16A-AU from Microchip Technology is a robust 8-bit microcontroller that combines 16KB of in-system programmable flash with a versatile set of features suitable for a wide range of applications. This MCU is engineered to facilitate efficient system management and enhanced functionality in complex digital environments. With its advanced RISC architecture, it provides a balanced approach between high performance and low power consumption, making the Microcontrollers Microchip Technology ATMEGA16A-AU ideal for designers aiming to optimize their electronic systems.
ATMEGA16A-AU Features
The ATMEGA16A-AU is packed with features that enhance its usability and functionality in electronic circuits. It supports a wide operating voltage range of 4.5V to 5.5V and a maximum clock frequency of 16 MHz, which is perfect for applications requiring speed and reliability. Additionally, it includes 512 bytes of EEPROM, 1KB SRAM, 32 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 10-bit ADC with 8 channels, and watchdog timer with internal oscillator. This multitude of features ensures that the microcontroller can handle a broad spectrum of tasks efficiently.
ATMEGA16A-AU Applications
- Automotive systems: The ATMEGA16A-AU can be used to manage automotive electronics, such as engine management systems and car entertainment systems, due to its robust processing capabilities and resistance to environmental extremes.
- Industrial automation: In industrial settings, this MCU performs exceptionally in control systems, monitoring sensors, and managing robotic operations, providing the reliability needed for continuous, uninterrupted operation.
- Home automation systems: Its high integration enables smart home devices like thermostats and security systems to operate more intelligently and efficiently, adapting to user inputs and environmental changes.
- Consumer electronics: The ATMEGA16A-AU is ideal for power management in portable devices, enhancing battery life and performance in products such as handheld gaming devices and portable media players.
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