ATMEGA644P-20PU

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ATMEGA644P-20PU

Manufacturer part number:ATMEGA644P-20PU

Manufacturer:Microchip Technology

Description:64KB 32K x 16 FLASH AVR 8-Bit Microcontroller AVR® ATmega Series ATMEGA644P 40 Pin 20MHz 5V 40-DIP (0.600, 15.24mm)

Case Package:SOT-23

Datasheet:ATMEGA644P-20PU Datasheet

RoHs Status:non-compliant

Name	Value
Type	Parameter
Factory Lead Time	4 Weeks
Contact Plating	Tin
Mount	Through Hole
Mounting Type	Through Hole
Package / Case	40-DIP (0.600, 15.24mm)
Surface Mount	NO
Number of Pins	40
Supplier Device Package	40-PDIP
Number of Terminals	40
Mounting Style	Through Hole
Instruction Set Architecture	RISC
Clock Freq	20(MHz)
Operating Temperature Classification	Industrial
Package Type	PDIP W
Number of Timers - General Purpose	3
Operating Temp Range	-40C to 85C
# I/Os (Max)	32
Interface Type	SPI/USART
Total Internal Ram Size	4KB(kB)
Device Core Size	8(b)
Operating Supply Voltage (Max)	5.5(V)
Operating Supply Voltage (Typ)	3.3/5(V)
Rad Hardened	No
Operating Supply Voltage (Min)	2.7(V)
Programmable	Yes
Mounting	Through Hole
Data Converters	A/D 8x10b
MSL	-
Qualification	-
Interfaces	I2C, SPI, UART
Family Name	ATmega
Dimensions	52.57 x 13.97 x 4.44mm
Typical Operating Supply Voltage	2.7 → 5.5 V
Maximum Operating Temperature	+85 °C
Minimum Operating Temperature	-40 °C
Number of I/Os	32 I/O
Manufacturer	Microchip
Brand	Microchip Technology / Atmel
Tradename	AVR
RoHS	Details
Package	Tube
Base Product Number	ATMEGA644
Mfr	Microchip Technology
Product Status	Active
Package Shape	RECTANGULAR
Number of I/O Lines	32
Operating Temperature	-40°C~85°C TA
Packaging	Tube
Series	AVR® ATmega
Published	1997
JESD-609 Code	e3
Pbfree Code	yes
Part Status	Active
Moisture Sensitivity Level (MSL)	Not Applicable
Number of Terminations	40
Terminal Finish	Matte Tin (Sn)
Additional Feature	IT ALSO OPERATES AT 10 MHZ WITH THE 2.7 V
Terminal Position	DUAL
Terminal Form	THROUGH-HOLE
Peak Reflow Temperature (Cel)	NOT APPLICABLE
Supply Voltage	5V
Terminal Pitch	2.54mm
Reach Compliance Code	compliant
Frequency	20MHz
Base Part Number	ATMEGA644P
Pin Count	40
JESD-30 Code	R-PDIP-T40
Qualification Status	Not Qualified
Operating Temperature (Max)	85C
Operating Temperature (Min)	-40C
Supply Voltage-Max (Vsup)	5.5V
Power Supplies	3/5 V
Temperature Grade	INDUSTRIAL
Supply Voltage-Min (Vsup)	4.5V
Interface	2-Wire, I2C, SPI, UART, USART
Memory Size	64kB
Oscillator Type	Internal
Number of I/O	32
Speed	20MHz
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	9 mA
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
PWM Channels	YES
DAC Channels	NO
Seated Height-Max	4.826 mm
Number of Timers/Counters	3
Address Bus Width	8b
Product Type	8-bit Microcontrollers - MCU
ROM (words)	32768
EEPROM Size	2K x 8
CPU Family	AVR RISC
RAM (bytes)	4096
Number of ADC Channels	8
ROM Programmability	FLASH
Number of PWM Channels	6
Number of I2C Channels	1
Product	MCU
Product Category	8-bit Microcontrollers - MCU
Device Core	AVR
Height	4.826mm
Length	52.58mm
Width	13.97mm
REACH SVHC	No SVHC
Radiation Hardening	No
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free