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ATMEGA644P-20PQ

Microchip Technology
RoHS
RoHS RoHS compliant
Package 44-TQFP
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description IC MCU 8BIT 64KB FLASH 44TQFP
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Technical Details

Supply Chain

Factory Lead Time 4 Weeks

Physical

Contact Plating Tin
Mount Through Hole
Mounting Type Surface Mount
Package / Case 44-TQFP
Number of Pins 40

Technical

Operating Temperature -40°C~105°C TA
Packaging Tube
Published 1997
Series AVR? ATmega
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 40
Additional Feature OPERATES AT 2.7 V MIN @ 10 MHZ
Technology CMOS
Terminal Position DUAL
Supply Voltage 5V
Terminal Pitch 2.54mm
Frequency 20MHz
Base Part Number ATMEGA644P
Supply Voltage-Max (Vsup) 5.5V
Supply Voltage-Min (Vsup) 4.5V
Interface 2-Wire, I2C, SPI, UART, USART
Memory Size 64kB
Oscillator Type Internal
Number of I/O 32
RAM Size 4K x 8
Voltage - Supply (Vcc/Vdd) 2.7V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor AVR
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 64KB 32K x 16
Connectivity I2C, SPI, UART/USART
Bit Size 8
Data Converter A/D 8x10b
Has ADC YES
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels NO
Number of Timers/Counters 3
EEPROM Size 2K x 8
On Chip Program ROM Width 16
Screening Level TS 16949

Dimensions

Height Seated (Max) 4.826mm

Compliance

RoHS Status ROHS3 Compliant

Alternative Model

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