ATMEGA644P-20AQR
RoHS 
RoHS compliant
RoHS compliantPackage 44-TQFP
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description
MCU AVR 64K FLASH 20MHZ 44QFN
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Buying Options
Total Price: USD $6.46
Unit Price: USD $6.4592
≥1 USD $6.4592
≥10 USD $5.9136
≥100 USD $5.368
Inventory: 1291
Minimum: 1
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Dimensions
Length 10mm
Height Seated (Max) 1.2mm
Technical
Screening Level TS 16949
On Chip Program ROM Width 16
EEPROM Size 2K x 8
Number of Timers/Counters 3
DAC Channels NO
PWM Channels YES
Data Bus Width 8b
DMA Channels NO
Has ADC YES
Watchdog Timer Yes
Data Converter A/D 8x10b
Bit Size 8
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) 2.7V~5.5V
Memory Type FLASH, OTP
RAM Size 4K x 8
Speed 20 MHz
Number of I/O 32
Oscillator Type Internal
Memory Size 7kB
Interface I2C, SPI, UART, USART
Supply Voltage-Min (Vsup) 4.5V
Supply Voltage-Max (Vsup) 5.5V
Base Part Number ATMEGA644P
Frequency 4MHz
Terminal Pitch 0.8mm
Supply Voltage 5V
Terminal Form GULL WING
Terminal Position QUAD
Technology CMOS
Additional Feature OPERATES AT 2.7 V MIN @ 10 MHZ
Number of Terminations 44
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Active
Pbfree Code yes
Series AVR? ATmega
Published 2015
Packaging Tape & Reel (TR)
Operating Temperature -40°C~105°C TA
Physical
Number of Pins 44
Package / Case 44-TQFP
Mounting Type Surface Mount
Mount Surface Mount
Contact Plating Tin
Supply Chain
Factory Lead Time 7 Weeks
Alternative Model
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