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ATMEGA644P-20PU

Microchip Technology
RoHS
RoHS RoHS compliant
Package 40-DIP (0.600, 15.24mm)
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description MICROCHIP - ATMEGA644P-20PU - AVR MCU,64K FLASH,4K RAM,644
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Inventory: 196
Minimum: 1
Total Price: USD $5.43
Unit Price: USD $5.427494
≥1 USD $5.427494
≥10 USD $5.267861
≥100 USD $5.108229
≥500 USD $4.908689

Technical Details

Supply Chain

Factory Lead Time 4 Weeks

Dimensions

Height 4.826mm
Length 52.58mm
Width 13.97mm

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) Not Applicable
Number of Terminations 40
Subcategory Microcontrollers
Technology CMOS
Terminal Position DUAL
Supply Voltage 5V
Terminal Pitch 2.54mm
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
Address Bus Width 8b
EEPROM Size 2K x 8
Number of ADC Channels 8
Number of PWM Channels 6
Number of I2C Channels 1

Compliance

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

Alternative Model

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