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Same model may have multiple batches, images only for reference.
ATMEGA644P-20MQ Microchip Technology – Price, Stock & Datasheet
Same model may have multiple batches, images only for reference.

ATMEGA644P-20MQ

Part No ATMEGA644P-20MQ
Manufacturer Microchip Technology
Catalog Embedded - Microcontrollers
Description IC MCU 8BIT 64KB FLASH 44VQFN
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Category Integrated Circuits (ICs)EmbeddedMicrocontrollers
Mfr Microchip Technology
Series AVR? ATmega
Packaging Tray
Part Status Active
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 32
Program Memory Size 64KB (32K x 16)
Program Memory Type FLASH
EEPROM Size 2K x 8
RAM Size 4K x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount
Supplier Device Package 44-VQFN (7x7)
Package / Case 44-VFQFN Exposed Pad
Base Product Number ATMEGA644
Ultra Librarian 3D Model Ultra Librarian ATMEGA644P-20MQ CAD Model

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