ATMEGA644P-A15AZ
- Mfr.Part #
- ATMEGA644P-A15AZ
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 44TQFP
- Stock
- 738
- In Stock :
- 738
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Program Memory Size :
- 64KB 32K x 16
- Number of I/O :
- 32
- Terminal Pitch :
- 0.8mm
- Number of Timers/Counters :
- 3
- Number of Terminations :
- 44
- Connectivity :
- I2C, SPI, UART/USART
- RAM (bytes) :
- 4096
- Flash Memory :
- 64
- Temperature Grade :
- Automotive
- HTS Code :
- 8542.31.00.01
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Form :
- Gull wing
- Number of Terminals :
- 44
- Interface :
- 2-Wire, I2C, SPI, UART, USART
- Mount :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 4.5V
- Height Seated (Max) :
- 1.2mm
- Core Architecture :
- AVR
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Speed :
- 16MHz
- Core Processor :
- AVR
- ROM (words) :
- 32768
- Supplier Device Package :
- 44-TQFP (10x10)
- Bit Size :
- 8
- Power Supplies :
- 3/5 V
- Contact Plating :
- Tin
- Frequency :
- 16MHz
- Factory Lead Time :
- 15 Weeks
- Pbfree Code :
- yes
- DMA Channels :
- No
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Base Product Number :
- ATMEGA644
- Number of I/O Lines :
- 32
- Supply Current-Max :
- 12 mA
- Manufacturer :
- Atmel Corporation
- Mounting Type :
- Surface Mount
- Adc Channels :
- 8
- Reach Compliance Code :
- Compliant
- Pin Count :
- 44
- Base Part Number :
- ATMEGA644P
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Interfaces :
- SPI/USART
- Surface Mount :
- yes
- Data Converters :
- A/D 8x10b
- Additional Feature :
- ITS ALSO OPERATES MIN 2.7 VOLTS AT 8MHZ
- ECCN Code :
- EAR99
- Package / Case :
- 44-TQFP
- Oscillator Type :
- Internal
- Adc Resolution :
- 10
- Series :
- Automotive, AEC-Q100, AVR® ATmega
- Operating Temperature :
- -40°C~125°C TA
- Qualification Status :
- Not Qualified
- JESD-30 Code :
- S-PQFP-G44
- Watchdog Timer :
- yes
- Device Core :
- AVR
- DAC Channels :
- No
- Data Converter :
- A/D 8x10b
- Seated Height-Max :
- 1.2 mm
- Package Shape :
- Square
- RoHS Status :
- ROHS3 Compliant
- On Chip Program ROM Width :
- 16
- CPU Family :
- AVR RISC
- Core Size :
- 8-Bit
- Published :
- 1997
- Packaging :
- Tape and Reel (TR)
- Number of Pins :
- 44
- Data Bus Width :
- 8B
- RAM Size :
- 4K x 8
- ROM Programmability :
- Flash
- Terminal Position :
- QUAD
- Has ADC :
- yes
- Supply Voltage :
- 5V
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- EEPROM Size :
- 2K x 8
- Length :
- 10mm
- Clock Speed :
- 20
- Memory Size :
- 64KB
- Product Status :
- Active
- Can :
- 0
- PWM Channels :
- yes
- Program Memory Type :
- Flash
- Width :
- 10 mm
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Datasheets
- ATMEGA644P-A15AZ
ATMEGA644P-A15AZ Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA644P-A15AZ Overview
Introducing the robust ATMEGA644P-A15AZ from Atmel (Microchip Technology), a high-performance microcontroller that belongs to the advanced Microcontrollers category. Designed to cater to demanding applications, this IC MCU offers an 8-bit processing core and 64KB of flash memory, housed in a compact 44TQFP package. The ATMEGA644P-A15AZ is engineered to deliver exceptional reliability and functionality, making it an ideal choice for developers and manufacturers looking for versatile and scalable microcontroller options. With its substantial memory capacity and versatile package format, this microcontroller meets the modern demands of complex digital circuits and applications, ensuring optimal performance in a wide range of operational environments.
ATMEGA644P-A15AZ Features
The ATMEGA644P-A15AZ is equipped with a variety of features that enhance its utility and performance. Key features include an 8-bit AVR microcontroller, 64KB of in-system programmable flash, and multiple power-saving modes, which collectively provide a balance of power efficiency and processing capability. The MCU also supports a full duplex USART, Master/Slave SPI serial interface, and a two-wire, bidirectional I²C bus, all of which are critical for advanced communication needs. Enhanced with a 10-bit A/D converter with 8 channels, it offers precise analog to digital conversion, crucial for sensor-based applications.
ATMEGA644P-A15AZ Applications
- Industrial Automation: Utilized in controlling industrial machinery and processes, the ATMEGA644P-A15AZ's robust I/O capabilities and extensive interrupt system simplify complex tasks and enhance process reliability.
- Smart Home Devices: Perfect for integration into home automation systems, this MCU can manage various sensors and actuaries, providing seamless and efficient home management solutions.
- Automotive Applications: Supports automotive designs that require dependable and consistent performance under varying environmental conditions, enhancing vehicle safety and functionality.
- Consumer Electronics: Drives consumer devices such as handheld devices, gaming consoles, and fitness trackers, offering comprehensive user interfaces and connectivity options.
- Energy Management: Ideal for applications in smart meters and energy monitoring systems, where its capacity for high-speed data aggregation and processing is vital for efficiency.
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