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AT90USB646-AU

AT90USB646-AU

AT90USB646-AU

Microchip Technology

64KB 64K x 8 FLASH AVR 8-Bit Microcontroller AVR® 90USB Series AT90USB646 64 Pin 16MHz 5V 64-TQFP

SOT-23

AT90USB646-AU Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 8 Weeks
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 64-TQFP
Surface MountYES
Number of Pins 64
Supplier Device Package 64-TQFP (14x14)
Number of Terminals 64
Mounting Style SMD/SMT
Interfaces SPI/TWI/USART/USB
Data Converters A/D 8x10b
Family Name AT90
Instruction Set Architecture RISC
Dimensions 14 x 14 x 1.05mm
Typical Operating Supply Voltage 2.7 → 5.5 V
Package Type TQFP
Maximum Operating Temperature+85 °C
Minimum Operating Temperature -40 °C
DAC Resolution -
Number of I/Os 48 I/O
Interface Type I2C, JTAG, SPI, USART
Manufacturer Microchip
Brand Microchip Technology / Atmel
RoHS Details
Package Tray
Base Product Number AT90USB646
Mfr Microchip Technology
Product Status Active
Package Shape SQUARE
Number of I/O Lines 48
Operating Temperature-40°C~85°C TA
PackagingTray
Series AVR® 90USB
Published 2006
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 64
Termination SMD/SMT
Terminal Finish Matte Tin (Sn)
Additional FeatureIT ALSO WORKS 8MHZ AT 2.7V MINI SUPPLY
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch0.8 mm
Reach Compliance Code compliant
Frequency 16MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT90USB646
Pin Count64
JESD-30 Code S-PQFP-G64
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies3/5V
Temperature GradeINDUSTRIAL
Interface 2-Wire, EBI/EMI, I2C, SPI, UART, USART, USB
Memory Size64kB
Oscillator TypeInternal
Number of I/O 48
Speed 20 MHz
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 TypeFLASH
Core Size 8-Bit
Program Memory Size 64KB 64K x 8
Connectivity EBI/EMI, I2C, SPI, UART/USART, USB, USB OTG
Supply Current-Max 30 mA
Bit Size 8
Data Converter A/D 8x10b
Watchdog TimerYes
Has ADC YES
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels YES
Seated Height-Max 1.2 mm
Number of Timers/Counters 4
Address Bus Width8b
Product Type8-bit Microcontrollers - MCU
Density 512 kb
ROM (words) 65536
EEPROM Size 2K x 8
CPU Family AVR RISC
External Data Bus Width 8
RAM (bytes) 4096
Number of ADC Channels 8
ROM Programmability FLASH
Number of PWM Channels 10
Number of I2C Channels 1
Product MCU
Product Category8-bit Microcontrollers - MCU
Device CoreAVR
Height 1.05mm
Length 14mm
Width 14mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
In-Stock:887 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$8.71000$8.71
500$8.6229$4311.45
1000$8.5358$8535.8
1500$8.4487$12673.05
2000$8.3616$16723.2
2500$8.2745$20686.25

AT90USB646-AU Product Details

AT90USB646-AU Overview


There is a 64-TQFP package available. The board has 48 I/Os. Using the Mounting Type Surface Mount, the MCU is mounted on PCB. A 8-Bit core is used in order to power the IC chip. The type of memory it uses for its program is FLASH. -40°C~85°C TA is the temperature range at which this Microcontroller operates. AVR® 90USB-series components are electrical components. In the case of this Microcontroller, the memory size of the program is 64KB 64K x 8. Powered by a AVR Core processor. Microcontroller's a MICROCONTROLLER, RISC uPs/uCs/Peripheral IC. IC Chip terminations are 64. As a result, this Microcontroller comes with a 8-bit size. Input voltage for the chip is 5V volts. A total of NO DMA channels are available. This IC part has a memory size of 64kB. There are a number of alternatives to the base part number AT90USB646 that you can find. Performing well when operated at frequency 16MHz can be achieved. Using YES PWM channels, the device works. On the chip, there are 64 pins that can be accessed. It comes with 4 timers/counters that can be set up. The pins counted are 64. The device is powered by the the AVR RISC CPU family that is embedded in it. In addition to these features, there are a number of other ones, such as this one: IT ALSO WORKS 8MHZ AT 2.7V MINI SUPPLY. The device has a total of 8 ADC channels in total. There are 10 PWM channels used by the device in total. A total of 1 I2C channels have been integrated into the part.

AT90USB646-AU Features


64-TQFP package
Mounting type of Surface Mount


AT90USB646-AU Applications


There are a lot of Microchip Technology
AT90USB646-AU Microcontroller applications.


  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine

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