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ATMEGA644P-20MU

Microchip Technology
RoHS
RoHS RoHS compliant
Package 44-VFQFN Exposed Pad
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP
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Inventory: 1300
Minimum: 1
Total Price: USD $4.78
Unit Price: USD $4.78321
≥1 USD $4.78321
≥10 USD $4.642527
≥100 USD $4.501845
≥500 USD $4.325991

Technical Details

Supply Chain

Factory Lead Time 7 Weeks

Dimensions

Height 950μm
Length 7.1mm
Width 7.1mm

Compliance

Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free

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

Alternative Model

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