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AT90USB646 Datasheet PDF

Part Series:
AT90USB646 Series
Category:
Microcontrollers
Description:
MCU 8Bit AT90 AVR RISC 64KB Flash 3.3V/5V 64Pin TQFP
Updated Time: 2023/01/13 02:48:39 (UTC + 8)

AT90USB646 Datasheet PDF Microcontrollers

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MCU 8Bit AT90 AVR RISC 64KB Flash 3.3V/5V 64Pin QFN EP
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AVR microcontroller; Flash:64kx8bit; EEPROM:2048B; SRAM:4096B

AT90USB646-AU - ATMEL Specifications

TYPE
DESCRIPTION
Mounting Style
Surface Mount
Frequency
20 MHz
Number of Pins
64 Pin
Case/Package
TQFP-64
Clock Speed
16.0 MHz
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AT90USB646-AU - ATMEL Function Overview

Overview
The ATmega32U6/AT90USB64/128 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the  ATmega32U6/AT90USB64/128 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.
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
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