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ATMEGA644P-20MU
RoHS 
RoHS compliant
RoHS compliantPackage 44-VFQFN Exposed Pad
Category Embedded - Microcontrollers / Embedded - Microcontrollers
Description
MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP
PDF
Buying Options
Total Price: USD $72.13
Unit Price: USD $72.13255
≥1 USD $72.13255
≥10 USD $69.8782
≥100 USD $67.6248
≥500 USD $65.37045
≥1000 USD $58.6074
Inventory: 2162
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 7 Weeks
Technical
Operating Temperature -40°C~85°C TA
Packaging Tray
Published 1997
Series AVR? ATmega
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Termination SMD/SMT
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Supply Voltage 5V
Terminal Pitch 0.5mm
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
Supply Current-Max 9mA
Bit Size 8
Data Converter A/D 8x10b
Watchdog Timer Yes
Access Time 20 μs
Has ADC YES
DMA Channels NO
Data Bus Width 8b
Number of Timers/Counters 3
Density 512 kb
EEPROM Size 2K x 8
Number of ADC Channels 8
Number of PWM Channels 6
Number of I2C Channels 1
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Dimensions
Height 950μm
Length 7.1mm
Width 7.1mm
Physical
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-VFQFN Exposed Pad
Number of Pins 44
Alternative Model
MAX16074RS18D0+
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