Microchip ATMEGA644A-AUR
$ 6.276
Production
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
| Distributor | SKU | Min | Pkg | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arrow Electronics | ATMEGA644A-AUR | 7,149 | 1 | |||||||||
| DigiKey | ATMEGA644A-AURCT-ND | 3,771 | 1 | Cut Tape | ||||||||
| TME | ATMEGA644A-AUR | 0 | 2K | 8h | ||||||||
| Microchip | ATMEGA644A-AUR | 6,000 | 2K | Tape & Reel | 7h | |||||||
| Newark | ATMEGA644A-AUR | 0 | 2K | Tape & Reel |
Inventory History
3 month trend: -34.61%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip ATMEGA644A-AUR.
CAD Models
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| source | eCAD | mCAD | FILES |
|---|---|---|---|
 EE Concierge | SymbolFootprint | ||
 SnapEDA | SymbolFootprint | 3D | Download |
 Ultra Librarian | SymbolFootprint | Download |
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Supply Chain
Projected EOL Date2039-11-01
Country of AssemblyThailand
Country of FabricationUnited States of America
Country of OriginThailand
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.31.0015
Lifecycle StatusProduction (Last Updated: 1 day ago)
Manufacturer Lifecycle StatusREL (Last Updated: 1 day ago)
Related Parts
Descriptions
Descriptions of Microchip ATMEGA644A-AUR provided by its distributors.
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP44
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R
Avnet Japan
8-bit MCU Microcontrollers; MICROCHIP; ATMEGA644A-AUR; AVR; 20 MHz; FLASH; 3
8 Bit MCU, AVR ATmega Family ATmega644 Series Microcontrollers, AVR, 20 MHz, 64 KB, 44 Pins, TQFP
1.8V~5.5V 20MHz 4KB FLASH 64KB Brown-out Detect/Reset,POR,PWM,WDT 32 1.8V 5.5V 20MHz I2C,SPI,UART,USART 2 x 8 A/D 8x10b 8bit AVR QFP , 1.05mm
MCU, 8BIT, 20MHZ, TQFP-44; Product Range: AVR Family ATmega644 Series Microcontrollers; CPU Speed: 20MHz; Program Memory Size: 64KB; RAM Memory Size: 4KB; No. of Pins: 44Pins; MCU Case Style: TQFP; No. of I/O's: 32I/O's; Embedded Interface Type: I2C, SPI, USART; Supply Voltage Min: 1.8V; Supply Voltage Max: 5.5V; MCU Family: AVR; MCU Series: ATmega644; Automotive Qualification Standard: -; MSL: MSL 3 - 168 hours; SVHC: No SVHC (15-Jan-2019)
Manufacturer Aliases
Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:
- Microchip Technology
- MICROCHIP TECHNOLOGY INC
- MICROCHI
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MICROCHP
- MTech
- Microchip Technology / Atmel
- MICROCIHIP
- Microchip Technologies
- Microchip / Microsemi
- MICORCHIP
- MICHROCHIP
- Atmel/Microchip
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICROCHIP TECHNOLOGY (VA)
- Microchip Technology Inc.
Inventory History
3 month trend: -34.61%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
Contact PlatingTin
MountSurface Mount
Number of Pins44
Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency20 MHz
HS Code8542.31.0015
InterfaceI2C, SPI, UART, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of I/Os32
Number of Programmable I/O32
Number of Timers/Counters3
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size4 kB
Schedule B8542310000
Watchdog TimerYes
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip ATMEGA644A-AUR.