ATMEGA645P-AU
- Mfr.Part #
- ATMEGA645P-AU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 64TQFP
- Stock
- 14,918
- In Stock :
- 14,918
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Width :
- 14.1mm
- Reach Compliance Code :
- Compliant
- Data Converter :
- A/D 8x10b
- Base Product Number :
- ATMEGA645
- Connectivity :
- SPI, UART/USART, USI
- Power Supplies :
- 2/5V
- Published :
- 1997
- Watchdog Timer :
- yes
- Series :
- AVR® ATmega
- Number of I/O Lines :
- 54
- ROM (words) :
- 32768
- Number of Pins :
- 64
- Operating Temperature :
- -40°C~85°C TA
- Brand :
- Microchip Technology / Atmel
- JESD-30 Code :
- S-PQFP-G64
- Speed :
- 16MHz
- Has ADC :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- EEPROM Size :
- 2K x 8
- Tradename :
- AVR
- Number of I2C Channels :
- 1
- JESD-609 Code :
- e3
- CPU Family :
- AVR RISC
- Number of I/Os :
- 54 I/O
- Mounting Type :
- Surface Mount
- DAC Channels :
- No
- Core Size :
- 8-Bit
- ROM Programmability :
- Flash
- Temperature Grade :
- Industrial
- Terminal Form :
- Gull wing
- Manufacturer :
- Microchip
- REACH SVHC :
- No SVHC
- RAM Size :
- 4K x 8
- Number of Terminals :
- 64
- Surface Mount :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Data Bus Width :
- 8B
- Maximum Operating Temperature :
- + 85 C
- Package :
- Tray
- Interface Type :
- SPI, USART
- Length :
- 14.1mm
- Number of ADC Channels :
- 8
- Supplier Device Package :
- 64-TQFP (14x14)
- Program Memory Type :
- Flash
- Frequency :
- 16MHz
- Bit Size :
- 8
- Qualification Status :
- Not Qualified
- Number of Terminations :
- 64
- Product Category :
- 8-bit Microcontrollers - MCU
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of I/O :
- 54
- Supply Voltage :
- 5V
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Product :
- MCU
- RoHS Status :
- ROHS3 Compliant
- RAM (bytes) :
- 4096
- Package Shape :
- Square
- Minimum Operating Temperature :
- - 40 C
- Supply Current-Max :
- 6.2 mA
- Terminal Finish :
- Matte Tin (Sn)
- PWM Channels :
- yes
- Contact Plating :
- Tin
- Supply Voltage-Max (Vsup) :
- 5.5V
- Base Part Number :
- ATMEGA645P
- Memory Size :
- 64KB
- Package / Case :
- 64-TQFP
- Packaging :
- Tray
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Core Processor :
- AVR
- Height :
- 1.05mm
- Radiation Hardening :
- No
- Pbfree Code :
- yes
- Mounting Style :
- SMD/SMT
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Program Memory Size :
- 64KB 32K x 16
- Number of PWM Channels :
- 4
- Seated Height-Max :
- 1.2 mm
- Terminal Pitch :
- 0.8 mm
- DMA Channels :
- No
- Factory Lead Time :
- 4 Weeks
- Interface :
- SPI, UART, USART
- Product Type :
- 8-bit Microcontrollers - MCU
- RoHS :
- Details
- Terminal Position :
- QUAD
- Data Converters :
- A/D 8x10b
- Product Status :
- Active
- Mount :
- Surface Mount
- Number of Timers/Counters :
- 3
- Oscillator Type :
- Internal
- Peak Reflow Temperature (Cel) :
- 260
- Datasheets
- ATMEGA645P-AU

Microcontrollers Atmel (Microchip Technology) ATMEGA645P-AU Overview
The ATMEGA645P-AU from Atmel (Microchip Technology) is a high-performance microcontroller designed to meet the rigorous demands of modern embedded systems. As part of the renowned Microcontrollers series, this component features a robust 8-bit AVR RISC-based processor, which offers a perfect blend of power efficiency and processing capability. With 64KB of in-system programmable flash and a versatile 64TQFP package, it is tailor-made for applications requiring significant program memory and minimal footprint. This product stands out in its category for its adaptability and reliability, making it an ideal choice for developers and engineers looking to push the boundaries of technology in their projects.
ATMEGA645P-AU Features
The ATMEGA645P-AU microcontroller is equipped with an array of features that enhance its functionality and ease of use in complex electronic environments. Key features include 64KB of flash memory, a wide operating voltage range of 1.8V to 5.5V, and advanced RISC architecture enabling powerful yet energy-efficient performance. Additional features such as real-time counter, multiple PWM channels, and a variety of communication interfaces (including SPI, I2C, and USART) make this microcontroller highly versatile for various digital and analog integrations.
ATMEGA645P-AU Applications
- Consumer Electronics: Utilized in devices such as smart home appliances, where its capability to handle multiple tasks simultaneously enhances user experience and device functionality.
- Automotive Systems: Plays a critical role in automotive control systems, where reliability and real-time response are paramount. The ATMEGA645P-AU's robust design ensures optimal performance in harsh vehicular environments.
- Industrial Automation: Ideal for industrial control systems, the microcontroller's high memory capacity and flexible I/O options allow for sophisticated process control and monitoring, improving operational efficiency and safety.
- Medical Devices: Applied in medical monitoring systems, where its high precision and low power consumption ensure reliable operation for critical healthcare equipment.
- Wearable Technology: Perfect for wearable devices due to its compact size and power efficiency, enabling longer battery life and continuous operation without sacrificing performance.
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