AT90USB646
The AT90USB646 is a versatile 8-bit microcontroller from Atmel, offering a good balance of features and capabilitiesAT90USB646
The AT90USB646 is a versatile 8-bit microcontroller from Atmel, offering a good balance of features and capabilities
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Manufacturer Part # : AT90USB646
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Package/Case: QFN-64
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Part Status : ACTIVE
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Brand: Microchip Technology
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Product Categories : Application Specific Microcontrollers
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
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Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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AT90USB646 DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The AT90USB646 microcontroller is a robust and versatile solution for USB applications, offering 64KB of flash memory and 2KB of SRAM. Its built-in USB 2.0 Full-speed device module with 23 endpoints ensures reliable and high-speed connectivity. With an operating voltage range of 2.7V to 5.5V, it is suitable for a wide range of battery-powered applications, providing flexibility and efficiency. This microcontroller also features 4 flexible timer/counters with PWM channels, a 10-bit ADC with up to 8 channels, and a programmable watchdog timer, making it suitable for diverse project requirements. Additionally, it offers 46 general-purpose I/O pins and communication interfaces such as USART, SPI, and TWI (I2C), allowing for seamless integration with various peripherals. Its JTAG interface facilitates easy debugging and programming, enhancing its overall usability. In summary, the AT90USB646 is a high-performance, low-power microcontroller designed to meet the demands of modern USB applications
Key Features
- High Performance, Low Power AVR® 8-Bit Microcontroller
- Advanced RISC Architecture
- – 135 Powerful Instructions – Most Single Clock Cycle Execution
- – 32 x 8 General Purpose Working Registers
- – Fully Static Operation
- – Up to 16 MIPS Throughput at 16 MHz
- – On-Chip 2-cycle Multiplier
- Non-volatile Program and Data Memories
- – 32/64/128K Bytes of In-System Self-Programmable Flash
- Endurance: 100,000 Write/Erase Cycles
- – Optional Boot Code Section with Independent Lock Bits
- USB Bootloader programmed by default in the Factory
- In-System Programming by On-chip Boot Program hardware activated after reset
- True Read-While-Write Operation
- All supplied parts are preprogramed with a default USB bootloader
- – 1K/2K/4K (32K/64K/128K Flash version) Bytes EEPROM
- Endurance: 100,000 Write/Erase Cycles
- – 2.5K/4K/8K (32K/64K/128K Flash version) Bytes Internal SRAM
- – Up to 64K Bytes Optional External Memory Space
- – Programming Lock for Software Security
- JTAG (IEEE std. 1149.1 compliant) Interface
- – Boundary-scan Capabilities According to the JTAG Standard
- – Extensive On-chip Debug Support
- – Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
- USB 2.0 Full-speed/Low-speed Device and On-The-Go Module
- – Complies fully with:
- – Universal Serial Bus Specification REV 2.0
- – On-The-Go Supplement to the USB 2.0 Specification Rev 1.0
- – Supports data transfer rates up to 12 Mbit/s and 1.5 Mbit/s
- USB Full-speed/Low Speed Device Module with Interrupt on Transfer Completion
- – Endpoint 0 for Control Transfers : up to 64-bytes
- – 6 Programmable Endpoints with IN or Out Directions and with Bulk, Interrupt or Isochronous Transfers
- – Configurable Endpoints size up to 256 bytes in double bank mode
- – Fully independant 832 bytes USB DPRAM for endpoint memory allocation
- – Suspend/Resume Interrupts
- – Power-on Reset and USB Bus Reset
- – 48 MHz PLL for Full-speed Bus Operation
- – USB Bus Disconnection on Microcontroller Request
- USB OTG Reduced Host :
- – Supports Host Negotiation Protocol (HNP) and Session Request Protocol (SRP) for OTG dual-role devices
- – Provide Status and control signals for software implementation of HNP and SRP
- – Provides programmable times required for HNP and SRP
- Peripheral Features
- – Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
- – Two16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode
- – Real Time Counter with Separate Oscillator
- – Four 8-bit PWM Channels
- – Six PWM Channels with Programmable Resolution from 2 to 16 Bits
- – Output Compare Modulator
- – 8-channels, 10-bit ADC
- – Programmable Serial USART
- – Master/Slave SPI Serial Interface
- – Byte Oriented 2-wire Serial Interface
- – Programmable Watchdog Timer with Separate On-chip Oscillator
- – On-chip Analog Comparator
- – Interrupt and Wake-up on Pin Change
- Special Microcontroller Features
- – Power-on Reset and Programmable Brown-out Detection
- – Internal Calibrated Oscillator
- – External and Internal Interrupt Sources
- – Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
- I/O and Packages
- – 48 Programmable I/O Lines
- – 64-lead TQFP and 64-lead QFN
- Operating Voltages
- – 2.7 - 5.5V
- Operating temperature
- – Industrial (-40°C to +85°C)
- Maximum Frequency
- – 8 MHz at 2.7V - Industrial range
- – 16 MHz at 4.5V - Industrial range
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Program Memory Size (KB) | 64 | RAM (bytes) | 4 |
Data EEPROM (bytes) | 2048 | Pin Count ! | 64 |
Operation Voltage Max.(V) | 5.5 | Operation Voltage Min.(V) | 2.7 |
Timers | 0 x 8-bit - 0 x 16-bit | Max ADC Resolution (bits) | 10 |
ADC Channels | 8 | Zero Cross Detect | No |
Number of Comparators | 1 | SPI | 2 -SPI |
I2C | 1 -I2C | Stand alone PWM | 9 |
Low Power | No | Numerically Controlled Oscillator (NCO) | 0 |
Data Signal Modulator (DSM) | 0 |
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