ATMEGA644PA-MNR
RoHS 
RoHS compliant
RoHS compliantPackage 44-VFQFN Exposed Pad
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description
MCU AVR 64KB FLASH 16MHZ 44QFN
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Dimensions
Length 7mm
Height Seated (Max) 1mm
Technical
On Chip Data RAM Width 8
Number of External Interrupts 3
Number of Timers 3
Number of Serial I/Os 2
RAM (words) 4096
Integrated Cache NO
Format FIXED-POINT
Low Power Mode YES
Boundary Scan YES
On Chip Program ROM Width 16
EEPROM Size 2K x 8
DAC Channels NO
PWM Channels YES
Data Bus Width 8b
DMA Channels NO
Has ADC YES
Data Converter A/D 8x10b
Bit Size 8
Supply Current-Max 9mA
Connectivity I2C, SPI, UART/USART
Program Memory Size 64KB 32K x 16
Core Size 8-Bit
Program Memory Type FLASH
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Core Processor AVR
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Voltage - Supply (Vcc/Vdd) 1.8V~5.5V
RAM Size 4K x 8
Number of I/O 32
Oscillator Type Internal
Memory Size 64kB
Interface I2C, SPI, UART, USART
Supply Voltage-Min (Vsup) 1.8V
Supply Voltage-Max (Vsup) 5.5V
JESD-30 Code S-PQCC-N44
Base Part Number ATMEGA644PA
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Frequency 20MHz
Terminal Pitch 0.5mm
Peak Reflow Temperature (Cel) NOT SPECIFIED
Terminal Form NO LEAD
Terminal Position QUAD
Technology CMOS
Number of Terminations 44
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Active
Pbfree Code yes
Series AVR? ATmega
Published 2008
Packaging Tape & Reel (TR)
Operating Temperature -40°C~105°C TA
Physical
Surface Mount YES
Package / Case 44-VFQFN Exposed Pad
Mounting Type Surface Mount
Supply Chain
Factory Lead Time 7 Weeks
Alternative Model
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