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

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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