ATMEGA644-20PU

Symbol Micros: ATM644-20pu
Contractor Symbol:
Case : PDIP40
64kB-FL 4kB-RAM 2kB-EE 32I/O 2.7÷5.5V 20MHz 3xtimer 8A/D UART SPI TWI -40÷85°C Replaced by: ATMEGA644PA-PU
Parameters
ADC: YES
Architecture: 8-bit
CAN interface: NO
Case: PDIP40
DAC: NO
EEPROM memory: 2kB
Encryption: NO
Manufacturer:: Microchip Manufacturer part number: ATMEGA644-20PU RoHS Case style: PDIP40 Datasheet
In stock:
19 pcs.
Quantity of pcs. 1+ 3+ 10+ 20+ 40+
Net price (EUR) 9,1069 7,7448 6,8914 6,5862 6,3688
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Packaging:
10/20
Manufacturer:: Microchip Manufacturer part number: ATMEGA644-20PU Case style: PDIP40  
External warehouse:
185 pcs.
Quantity of pcs. 5+ (Please wait for the order confirmation)
Net price (EUR) 7,9120
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Packaging:
5
Delivery within 4-7 business days.
Minimum order amount
must exceed 40 Euro.
ADC: YES
Architecture: 8-bit
CAN interface: NO
Case: PDIP40
DAC: NO
EEPROM memory: 2kB
Encryption: NO
ETHERNET interface: NO
FLASH memory: 64kB
Frequency: 20,000MHz
Manufacturer: MICROCHIP
Number of I/O: 32
Operating temperature (range): -40°C ~ 85°C
RAM memory: 4kB
SPI interface: YES
Supply voltage range: 2,7V~5,5V
TWI (I2C) interface: YES
UART/USART interface: YES
USB interface: NO
Detailed description



Micros Part Number

ATM644-20pu

Manufacturer Part Number

ATMEGA644-20PU

Flash

64 Kbytes

Pin Count

44

Max. Operating Freq.

20 MHz

CPU

8-bit AVR

Max I/O Pins

32

SPI

3

UART

1

SRAM (Kbytes)

4

Self Program Memory

Tak

Operating Voltage (Vcc)

1.8 to 5.5

Timers

3

Watchdog

Yes