Mfr. #:
ATMEGA644-20PU
Description:
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins
Lifecycle:
New from this manufacturer.
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ATMEGA644-20PU Information

ATmega644PA 8-bit AVR® Microcontrollers
Microchip ATmega644PA 8-bit AVR® CMOS Microcontrollers are low-power, and based on the AVR® enhanced RISC architecture. The Atmel ATmega644PA is a powerful 8-bit microcontroller, that offers excellent flexibility and cost effective solution to a wide range of embedded control applications. The ATmega644PA produces throughputs close to 1MIPS per MHz, by using up to 131 powerful instructions in a single clock cycle. Using this process, the designer can optimize the ATmega644PA for power consumption versus processing speed. The 32x8 general-purpose working registers with an extensive instruction set are combined in the Atmel AVR® core. The 32 general-purpose working registers are directly connected to the Arithmetic Logic Unit (ALU). This allows two independent registers to be accessed in a single instruction and executed in one clock cycle to achieve throughputs up to ten times faster than conventional CISC microcontrollers.Learn More
Ethernet of Everything
Microchip Ethernet of Everything is a quick and easy networking of "things" that can be controlled or connected. Common products that are easily connected and provide intelligent control through the Ethernet of Everything include garage openers, home appliances, HVAC systems, lighting and an unlimited lineup of other products. From the simplest environmental sensor to processing intensive devices, Microchip's 8-bit and 32-bit microcontrollers enable these applications, using lightweight stacks and a broad mix of smart peripherals. These devices work independently of the core and require little to no CPU intervention. Microchip's Ethernet of Everything has development support that helps build upon an established networking foundation. The age of digital building enables Microchip's Ethernet of Everything to provide improved system performance, reduced latency, as well as ease of installation and scaling. This also includes the option to incorporate Power of Ethernet (PoE) for single line power and communications.Learn More

Specifications

Processor Series: megaAVR
RoHS: Y
Watchdog Timers: Watchdog Timer
Packaging: Tube
Mounting Style: Through Hole
Data RAM Type: SRAM
Package / Case: PDIP-40
Subcategory: Microcontrollers - MCU
Brand: Microchip Technology / Atmel
Manufacturer: Microchip
Product: MCU
Interface Type: I2C, SPI, USART
Program Memory Type: Flash
Data ROM Type: EEPROM
Tradename: AVR
Core: AVR
Series: ATmega644
Product Type: 8-bit Microcontrollers - MCU
Product Category: 8-bit Microcontrollers - MCU
Data Bus Width: 8 bit
Number of ADC Channels: 8 Channel
Program Memory Size: 64 kB
Length: 52.58 mm
Supply Voltage - Max: 5.5 V
Height: 4.83 mm
Data RAM Size: 4 kB
Number of I/Os: 32 I/O
Number of Timers/Counters: 3 Timer
Maximum Clock Frequency: 20 MHz
Operating Supply Voltage: 2.7 V to 5.5 V
Supply Voltage - Min: 2.7 V
Data ROM Size: 2 kB
Width: 13.97 mm
ADC Resolution: 10 bit
Factory Pack Quantity: 10
Analog Supply Voltage: 1.8 V to 5.5 V
I/O Voltage: 1.8 V to 5.5 V
Unit Weight: 0.210004 oz
Minimum Operating Temperature: - 40 C
DAC Resolution: -
Maximum Operating Temperature: + 85 C

ATMEGA644-20PU Price & Stock

Microchip ATMEGA644-20PU pricing and available inventory.

SellerSKUStock 1 10 100 1000 10000 Updated
Digi-KeyATMEGA644-20PU-ND13537.0037.0030.6730.6730.672019-11-25T13:43:53Z
RS Components 213103152337.5136.0334.6334.6334.632019-11-25T20:29:32Z
RS Components1310315P1-36.0334.6334.6334.632019-11-25T20:29:32Z
Future ElectronicsATMEGA644-20PU10-41.8434.6834.6834.682019-11-26T00:23:56Z
Mouser556-ATMEGA644-20PU25137.0037.0030.6730.6730.672019-11-19T19:41:27Z
Onlinecomponents.comATMEGA644-20PU118-30.3128.5628.5628.562019-11-19T19:41:27Z
Chip One Stop JapanC1S1246001564988825.9525.9525.9525.9525.952019-11-26T12:33:02Z
Arrow Electronics 2ATMEGA644-20PU8237.2937.2935.4035.4035.402019-11-26T16:09:24Z
Arrow ElectronicsATMEGA644-20PU7035.9835.9831.6431.6431.642019-11-26T16:09:24Z
Master ElectronicsATMEGA644-20PU118-30.3128.5628.5628.562019-11-26T09:59:34Z
Electro SonicATMEGA64420PU118-31.2229.4129.4129.412019-11-26T09:10:49Z
Avnet 268T3098-38.1236.5031.5831.5831.582019-11-26T02:45:22Z
AvnetATMEGA644-20PU---37.2234.7734.772019-11-26T02:45:22Z
Farnell128834027837.7437.7434.9433.4033.402019-11-26T02:55:36Z
Newark68T30989930.6730.6730.6730.6730.672019-11-19T19:41:27Z
TMEATMEGA644-20PU8840.0037.8234.6534.6534.652019-11-26T11:38:07Z
Avnet EuropeATMEGA644-20PU-48.2843.4539.1139.1139.112019-11-26T07:53:11Z
Rochester ElectronicsATMEGA644-20PU27044.4544.4539.6036.0836.082019-11-26T10:00:28Z
element14 APAC128834017837.5436.9834.4134.4134.412019-11-26T02:15:39Z
Jameco2176181--85.0468.1568.1568.152019-11-25T19:09:38Z
Verical 4ATMEGA644-20PU110--31.4131.4131.412019-11-19T19:41:27Z
VericalATMEGA644-20PU88-33.7833.7833.7833.782019-11-19T19:41:27Z
VericalATMEGA644-20PU82-37.2935.4035.4035.402019-11-19T19:41:27Z
VericalATMEGA644-20PU99--39.1339.1339.132019-11-19T19:41:27Z
Freelance ElectronicsATMEGA644-20PU2338.0728.5523.6523.6523.652019-11-26T16:58:07Z
SourceabilityATMEGA644-20PU10-----2019-11-11T17:37:31Z
LTL Group6816168100-----2019-11-25T02:05:31Z
Classic ComponentsATMEGA644-20PU69-----2019-11-12T23:57:55Z
Abacus TechnologiesATMEGA644-20PU200-----2019-11-23T00:03:16Z
Sierra ICATMEGA644-20PUContact-----2019-09-03T21:05:22Z

AD5242BRUZ1M distributor

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Alternate Names

Microchip has several brands around the world that may have alternate names for ATMEGA644-20PU due to regional differences or acquisition. ATMEGA644-20PU may also be known as the following names:

  • Microchip Technology
  • MICROCHIP TECHNOLOGY INC
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  • MICROCH
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  • MICROHIP
  • MICROSHIP
  • MICCHP
  • MTech
  • Microchip Technologies
  • MICROCHP
  • MICRIOCHIP
  • MICROCHIP TECHNOLOGY (VA)
  • MICROCHIPDIRECT
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  • MICROCHIP TECHNOLOGY IRELAND
  • MICROCHIP TECHNOLO
  • MICROCHIPTECHNOLOGYINCORPORATED
  • MICROCHIP-PBFREE
  • Atmel (Microchip)
  • Microchip Technology / Atmel