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ATMEGA644A-PU
RoHS 
RoHS compliant
RoHS compliantPackage 40-DIP (0.600, 15.24mm)
Category Embedded - Microcontrollers / Embedded - Microcontrollers
Description
8-bit Microcontrollers - MCU 20 MHz Ind Temp
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Buying Options
Total Price: USD $13.98
Unit Price: USD $13.982262
≥1 USD $13.982262
≥10 USD $13.190816
≥100 USD $12.444165
≥500 USD $11.739778
≥1000 USD $11.075265
Inventory: 5009
Minimum: 1
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Technical Details
Compliance
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Technical
Operating Temperature -40°C~85°C TA
Packaging Tube
Published 2007
Series AVR? ATmega
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) Not Applicable
Number of Terminations 40
Subcategory Microcontrollers
Technology CMOS
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 20MHz
Base Part Number ATMEGA644A
Qualification Status Not Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 2/5V
Interface I2C, SPI, UART, USART
Memory Size 64kB
Oscillator Type Internal
Number of I/O 32
RAM Size 4K x 8
Voltage - Supply (Vcc/Vdd) 1.8V~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
Has ADC YES
DMA Channels NO
Data Bus Width 8b
Number of Timers/Counters 3
EEPROM Size 2K x 8
Boundary Scan YES
Low Power Mode YES
Format FIXED-POINT
Integrated Cache NO
Number of ADC Channels 8
Number of Serial I/Os 2
Number of External Interrupts 3
Number of PWM Channels 6
Number of I2C Channels 1
Physical
Contact Plating Tin
Mount Through Hole
Mounting Type Through Hole
Package / Case 40-DIP (0.600, 15.24mm)
Number of Pins 40
Supply Chain
Factory Lead Time 12 Weeks
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UC2637QG3
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