ATMEGA644A-AU
RoHS 
RoHS compliant
RoHS compliantPackage 44-TQFP
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description
MCU 8-Bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP
PDF
/
Buying Options
Total Price: USD $4.87
Unit Price: USD $4.8664
≥1 USD $4.8664
≥10 USD $4.4528
≥100 USD $4.0304
Inventory: 1127
Minimum: 1
-
+
Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
REACH SVHC No SVHC
Radiation Hardening No
Dimensions
Width 10mm
Length 10mm
Height 1.05mm
Technical
Number of I2C Channels 1
Number of PWM Channels 6
Number of External Interrupts 3
Number of Serial I/Os 2
Number of ADC Channels 8
Integrated Cache NO
Format FIXED-POINT
Low Power Mode YES
Boundary Scan YES
EEPROM Size 2K x 8
Number of Timers/Counters 3
Data Bus Width 8b
DMA Channels NO
Has ADC YES
Watchdog Timer 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
Power Supplies 2/5V
Supply Voltage-Max (Vsup) 5.5V
Base Part Number ATMEGA644A
Time@Peak Reflow Temperature-Max (s) 40
Frequency 20MHz
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position QUAD
Technology CMOS
Subcategory Microcontrollers
Number of Terminations 44
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Active
Pbfree Code yes
JESD-609 Code e3
Series AVR? ATmega
Published 2008
Packaging Tray
Operating Temperature -40°C~85°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
Recommended For You
ATMEGA644A-AU+price,ATMEGA644A-AU+datasheet,ATMEGA644A-AU+in stock,buy+ATMEGA644A-AU,finder+ATMEGA644A-AU,ATMEGA644A-AU+tutorials,ATMEGA644A-AU+download