ATMEGA645P-MU
- Mfr.Part #
- ATMEGA645P-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 64QFN
- Stock
- 114
- In Stock :
- 114
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Terminal Position :
- QUAD
- Mounting Type :
- Surface Mount
- Maximum Operating Temperature :
- + 85 C
- Product Status :
- Active
- Supplier Device Package :
- 64-QFN (9x9)
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Package :
- Tray
- Brand :
- Microchip Technology / Atmel
- ROM Programmability :
- Flash
- Watchdog Timer :
- yes
- Terminal Form :
- NO LEAD
- Number of Timers/Counters :
- 3
- Frequency :
- 16MHz
- Pbfree Code :
- yes
- Qualification Status :
- Not Qualified
- Supply Voltage :
- 5V
- Minimum Operating Temperature :
- - 40 C
- Interface Type :
- SPI, USART
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Supply Voltage-Max (Vsup) :
- 5.5V
- Data Converters :
- A/D 8x10b
- Number of I/Os :
- 54 I/O
- Surface Mount :
- yes
- Seated Height-Max :
- 1 mm
- Program Memory Type :
- Flash
- Power Supplies :
- 2/5V
- Packaging :
- Tray
- Temperature Grade :
- Industrial
- Series :
- AVR® ATmega
- Base Part Number :
- ATMEGA645P
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Tradename :
- AVR
- Supply Current-Max :
- 6.2 mA
- Number of I/O :
- 54
- PWM Channels :
- yes
- Published :
- 1997
- Manufacturer :
- Microchip
- Width :
- 9 mm
- Base Product Number :
- ATMEGA645
- Terminal Pitch :
- 0.5mm
- EEPROM Size :
- 2K x 8
- Oscillator Type :
- Internal
- Data Converter :
- A/D 8x10b
- Number of I/O Lines :
- 54
- Reach Compliance Code :
- Compliant
- Core Processor :
- AVR
- Has ADC :
- yes
- Product Type :
- 8-bit Microcontrollers - MCU
- Contact Plating :
- Tin
- Mounting Style :
- SMD/SMT
- DAC Channels :
- No
- Number of Terminals :
- 64
- Operating Temperature :
- -40°C~85°C TA
- Memory Size :
- 64KB
- Number of Pins :
- 64
- ROM (words) :
- 32768
- DMA Channels :
- No
- Data Bus Width :
- 8B
- Supply Voltage-Min (Vsup) :
- 4.5V
- Length :
- 9mm
- Product :
- MCU
- Height Seated (Max) :
- 1mm
- Product Category :
- 8-bit Microcontrollers - MCU
- Factory Lead Time :
- 7 Weeks
- Interface :
- SPI, UART, USART
- JESD-30 Code :
- S-PQCC-N64
- RoHS :
- Details
- Number of Terminations :
- 64
- Program Memory Size :
- 64KB 32K x 16
- Core Size :
- 8-Bit
- Radiation Hardening :
- No
- Package / Case :
- 64-VFQFN Exposed Pad
- RAM Size :
- 4K x 8
- CPU Family :
- AVR RISC
- Mount :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Bit Size :
- 8
- RoHS Status :
- ROHS3 Compliant
- Package Shape :
- Square
- Number of ADC Channels :
- 8 Channel
- Speed :
- 16MHz
- RAM (bytes) :
- 4096
- Connectivity :
- SPI, UART/USART, USI
- Datasheets
- ATMEGA645P-MU
ATMEGA645P-MU Documents

Microcontrollers Microchip Technology ATMEGA645P-MU Overview
The Microcontrollers Microchip Technology ATMEGA645P-MU is a high-performance, low-power AVR® MCU by Microchip Technology designed to offer a robust platform for demanding applications. This microcontroller features a 64KB of in-system programmable flash and operates at a voltage of 1.8V to 5.5V, ensuring flexibility and efficiency in power-sensitive applications. With its advanced RISC architecture, it enables significant performance improvements within a small 64QFN package. Ideal for industries requiring precise control and connectivity, it supports a multitude of development possibilities for embedded system designers.
ATMEGA645P-MU Features
- 8-bit high-performance AVR microcontroller
- 64KB ISP flash memory
- Wide voltage range operation from 1.8V to 5.5V
- Advanced RISC architecture
- Compact 64QFN package for space-sensitive applications
ATMEGA645P-MU Applications
- Smart Home Devices: Utilized for controlling lighting systems, security, and HVAC systems, offering flexible integration and efficient power management.
- Industrial Automation: Drives automation controllers and sensors, providing the processing power needed for real-time decision-making and operational efficiency.
- Consumer Electronics: Serves as the brain behind many consumer electronics such as gaming peripherals, enhancing interactive user experiences.
- Automotive Applications: Deployed in automotive modules for managing vehicle internal functions such as dashboard controls and sensor readings.
- Wearable Technology: Powers wearables by managing data input and connectivity, ensuring long battery life and responsive performance.
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