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ATMEGA328P-PU
Microchip TechnologyRoHS 
RoHS compliant
RoHS compliantPackage 28-DIP (0.300, 7.62mm)
Category Embedded - Microcontrollers / Embedded - Microcontrollers
Description
MICROCHIP - ATMEGA328P-PU - MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, DIP-28
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Inventory: 372
Minimum: 1
Total Price: USD $3.49
Unit Price: USD $3.4903
≥1 USD $3.4903
≥10 USD $2.86425
≥28 USD $2.77495
≥98 USD $2.68565
Technical Details
Supply Chain
Factory Lead Time 8 Weeks
Physical
Contact Plating Tin
Mount Through Hole
Mounting Type Through Hole
Package / Case 28-DIP (0.300, 7.62mm)
Number of Pins 28
Dimensions
Height 3.28mm
Length 37.4mm
Width 6.76mm
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 Tube
Published 1997
Series AVR? ATmega
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
Subcategory Microcontrollers
Technology CMOS
Terminal Position DUAL
Supply Voltage 5V
Terminal Pitch 2.54mm
Frequency 20MHz
Base Part Number ATMEGA328P
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 2/5V
Supply Voltage-Min (Vsup) 4.5V
Interface 2-Wire, I2C, SPI, UART, USART
Memory Size 32kB
Oscillator Type Internal
Number of I/O 23
RAM Size 2K 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 32KB 16K x 16
Connectivity I2C, SPI, UART/USART
Supply Current-Max 9mA
Bit Size 8
Data Converter A/D 6x10b
Watchdog Timer Yes
Has ADC YES
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
Number of Timers/Counters 3
EEPROM Size 1K x 8
Number of ADC Channels 6
Number of I2C Channels 1
Alternative Model
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