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ATMEGA644P-20AU

Microchip Technology
RoHS
RoHS RoHS compliant
Package 44-TQFP
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP
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Inventory: 1644
Minimum: 1
Total Price: USD $5.52
Unit Price: USD $5.523349
≥1 USD $5.523349
≥10 USD $5.360897
≥100 USD $5.198446
≥500 USD $4.995382

Technical Details

Supply Chain

Factory Lead Time 7 Weeks

Technical

Operating Temperature -40°C~85°C TA
Packaging Tray
Published 1997
Series AVR? ATmega
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Frequency 20MHz
Time@Peak Reflow Temperature-Max (s) 40
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
Memory Type EEPROM, FLASH
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
Address Bus Width 8b
Density 512 kb
EEPROM Size 2K x 8
Number of ADC Channels 8
Number of PWM Channels 6
Number of I2C Channels 1

Dimensions

Height 1.05mm
Length 10.1mm
Width 10.1mm

Compliance

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

Physical

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

Alternative Model

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