ATMEGA645-16AUR
- Mfr.Part #
- ATMEGA645-16AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 64TQFP
- Stock
- 1,744
- In Stock :
- 1,744
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Product Category :
- 8-bit Microcontrollers - MCU
- Pbfree Code :
- yes
- Base Part Number :
- ATMEGA645
- Factory Lead Time :
- 4 Weeks
- Qualification Status :
- Not Qualified
- Surface Mount :
- yes
- Mounting Style :
- SMD/SMT
- Data Converter :
- A/D 8x10b
- Length :
- 14mm
- PWM Channels :
- yes
- Number of Pins :
- 64
- Number of Timers/Counters :
- 3
- RAM (bytes) :
- 4096
- Program Memory Type :
- Flash
- JESD-30 Code :
- S-PQFP-G64
- Product :
- MCU
- Width :
- 14 mm
- Core Processor :
- AVR
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Has ADC :
- yes
- Power Supplies :
- 3/5 V
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Package Shape :
- Square
- Packaging :
- Tape and Reel (TR)
- JESD-609 Code :
- e3
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage-Min (Vsup) :
- 4.5V
- Manufacturer :
- Microchip
- DAC Channels :
- No
- Base Product Number :
- ATMEGA645
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Program Memory Size :
- 64KB 32K x 16
- Series :
- AVR® ATmega
- Memory Size :
- 64KB
- Interfaces :
- SPI/USART/USI
- Operating Temperature :
- -40°C~85°C TA
- Core Size :
- 8-Bit
- Connectivity :
- SPI, UART/USART, USI
- Supply Voltage :
- 5V
- Supply Current-Max :
- 3 mA
- Maximum Operating Temperature :
- + 85 C
- Number of I/O :
- 53
- Reach Compliance Code :
- Compliant
- DMA Channels :
- No
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Programmable I/O :
- 54
- Minimum Operating Temperature :
- - 40 C
- Radiation Hardening :
- No
- Frequency :
- 16MHz
- Speed :
- 16MHz
- Oscillator Type :
- Internal
- Watchdog Timer :
- yes
- Tradename :
- AVR
- Number of I/Os :
- 54 I/O
- Peak Reflow Temperature (Cel) :
- 260
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ
- Published :
- 1997
- CPU Family :
- AVR RISC
- ROM (words) :
- 32768
- Seated Height-Max :
- 1.2 mm
- RoHS :
- Details
- Bit Size :
- 8
- Mount :
- Surface Mount
- Height Seated (Max) :
- 1.2mm
- Terminal Position :
- QUAD
- ROM Programmability :
- Flash
- Supplier Device Package :
- 64-TQFP (14x14)
- Brand :
- Microchip Technology
- Mounting Type :
- Surface Mount
- Data Converters :
- A/D 8x10b
- Temperature Grade :
- Industrial
- Interface :
- SPI, UART, USART
- Data Bus Width :
- 8B
- Contact Plating :
- Tin
- Product Type :
- 8-bit Microcontrollers - MCU
- Package / Case :
- 64-TQFP
- Number of I/O Lines :
- 54
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- EEPROM Size :
- 2K x 8
- Number of Terminations :
- 64
- Number of Terminals :
- 64
- Device Core :
- AVR
- Terminal Form :
- Gull wing
- Terminal Finish :
- Matte Tin (Sn)
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- RAM Size :
- 4K x 8
- Terminal Pitch :
- 0.8mm
- Supply Voltage-Max (Vsup) :
- 5.5V
- Product Status :
- Active
- Datasheets
- ATMEGA645-16AUR
ATMEGA645-16AUR Documents

Microcontrollers Microchip Technology ATMEGA645-16AUR Overview
The Microcontrollers Microchip Technology ATMEGA645-16AUR is a high-performance, low-power AVR® 8-bit microcontroller that combines 64KB of programmable flash memory, a rich set of peripherals, and Microchip's robust architecture to deliver a versatile and efficient solution tailored for advanced control systems. Engineered to streamline development and enhance system reliability, this microcontroller is ideal for applications requiring complex and multiple tasks to be executed simultaneously. With its extensive range of features including power efficiency and real-time performance, the ATMEGA645-16AUR stands out as a smart choice for developers looking to optimize their electronic designs.
ATMEGA645-16AUR Features
The ATMEGA645-16AUR offers an array of features designed to support demanding applications. These include 64KB of in-system programmable flash, 4KB EEPROM, and 4KB SRAM, ensuring ample space for application code and data storage. It operates at up to 16MHz, with a low-power idle mode that significantly reduces power consumption when active processing is not required. The microcontroller also supports a wide voltage range of 1.8V to 5.5V, which allows for flexible power sourcing in diverse environments. Additional features such as multiple 10-bit ADCs, multiple PWM channels, and a variety of communication interfaces including SPI, I2C, and USART make it a highly adaptable platform suitable for a wide range of industrial applications.
ATMEGA645-16AUR Applications
- Smart Home Devices: Utilized in the control systems of devices like smart thermostats and automated lighting systems, enabling sophisticated user interfaces and connectivity.
- Industrial Automation: Plays a crucial role in automated manufacturing lines, providing the computational power needed for sensor data processing and actuator control.
- Automotive: Integrated into automotive systems for engine management and infotainment systems, enhancing performance and reliability.
- Wearable Technology: Employs its low power consumption and small footprint in wearables, supporting long battery life and compact designs.
- Medical Equipment: Critical in portable medical devices where precision and reliability are necessary, such as handheld diagnostic instruments and patient monitoring systems.
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