ATMEGA645P-AUR
- Mfr.Part #
- ATMEGA645P-AUR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 64TQFP
- Stock
- 32,287
- In Stock :
- 32,287
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Number of I/O :
- 54
- Product Category :
- 8-bit Microcontrollers - MCU
- RAM (bytes) :
- 4096
- EEPROM Size :
- 2K x 8
- Manufacturer :
- Microchip
- Pbfree Code :
- yes
- RoHS Status :
- ROHS3 Compliant
- Product :
- MCU
- Supply Current-Max :
- 6.2 mA
- Series :
- AVR® ATmega
- Has ADC :
- yes
- RAM Size :
- 4K x 8
- Data Bus Width :
- 8B
- Oscillator Type :
- Internal
- Number of Terminals :
- 64
- Connectivity :
- SPI, UART/USART, USI
- Program Memory Type :
- Flash
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Package / Case :
- 64-TQFP
- Memory Size :
- 64KB
- Package Shape :
- Square
- ROM Programmability :
- Flash
- Supply Voltage-Min (Vsup) :
- 4.5V
- Number of I/O Lines :
- 54
- Base Part Number :
- ATMEGA645P
- DAC Channels :
- No
- Number of Timers/Counters :
- 3
- Frequency :
- 16MHz
- Length :
- 14mm
- Terminal Position :
- QUAD
- Mounting Style :
- SMD/SMT
- Interface :
- SPI, UART, USART
- Product Type :
- 8-bit Microcontrollers - MCU
- Contact Plating :
- Tin
- Temperature Grade :
- Industrial
- Mounting Type :
- Surface Mount
- Packaging :
- Tape and Reel (TR)
- Number of Pins :
- 64
- Supplier Device Package :
- 64-TQFP (14x14)
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Terminal Form :
- Gull wing
- Base Product Number :
- ATMEGA645
- CPU Family :
- AVR RISC
- Reach Compliance Code :
- Compliant
- Height Seated (Max) :
- 1.2mm
- Seated Height-Max :
- 1.2 mm
- ROM (words) :
- 32768
- Brand :
- Microchip Technology
- Program Memory Size :
- 64KB 32K x 16
- Bit Size :
- 8
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Supply Voltage-Max (Vsup) :
- 5.5V
- Data Converters :
- A/D 8x10b
- PWM Channels :
- yes
- Mount :
- Surface Mount
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Operating Temperature :
- -40°C~85°C TA
- Qualification Status :
- Not Qualified
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Core Processor :
- AVR
- Data Converter :
- A/D 8x10b
- Speed :
- 16MHz
- Power Supplies :
- 2/5V
- Terminal Pitch :
- 0.8mm
- DMA Channels :
- No
- Core Size :
- 8-Bit
- Factory Lead Time :
- 4 Weeks
- Tradename :
- AVR
- Width :
- 14 mm
- Number of Terminations :
- 64
- RoHS :
- Details
- Watchdog Timer :
- yes
- Product Status :
- Active
- Surface Mount :
- yes
- Published :
- 1997
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- JESD-30 Code :
- S-PQFP-G64
- Supply Voltage :
- 5V
- Datasheets
- ATMEGA645P-AUR
ATMEGA645P-AUR Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA645P-AUR Overview
The ATMEGA645P-AUR from Atmel (Microchip Technology) is a high-performance microcontroller, designed to cater to a broad range of industrial and commercial applications. This 8-bit MCU is built on advanced RISC architecture, ensuring robust performance with a maximum CPU speed of 20 MHz. The integration of 64KB flash memory offers ample space for complex programming and data storage, while the 64TQFP packaging ensures compactness and reliability. The Microcontrollers Atmel (Microchip Technology) ATMEGA645P-AUR is ideal for developers looking for a versatile and powerful microcontroller that combines efficiency and cost-effectiveness, making it a prime choice for B2B customers looking to deploy advanced electronic systems.
ATMEGA645P-AUR Features
This microcontroller features a rich set of capabilities including:
- 64KB of in-system programmable flash
- 4KB EEPROM
- 4KB SRAM
- 32 programmable I/O lines
- Multiple flexible timer/counters with compare modes
- Internal and external interrupts
- A variety of serial programmable USARTs
- Master/slave SPI serial interface
- Byte-oriented 2-wire serial interface
- Programmable watchdog timer with internal oscillator
- Analog comparator
- Up to 20 MHz clock speed
ATMEGA645P-AUR Applications
- Automotive Systems: Utilized in engine management systems and automotive infotainment systems to provide reliable processing and control.
- Consumer Electronics: Serves as the core processor in home appliances, gaming consoles, and personal gadgets for enhanced user interface and connectivity.
- Industrial Automation: Drives automation controllers and sensors in manufacturing lines, enhancing efficiency and productivity through robust control capabilities.
- Smart Home Devices: Acts as the central controlling unit in smart thermostats, lighting systems, and security devices, enabling intelligent behavior and network integration.
- Medical Devices: Applied in medical monitoring systems to handle data processing and patient management with high reliability and precision.
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