AT90USB1286 Atmel Corporation, AT90USB1286 Datasheet - Page 452

• Manufacturer Part Number: AT90USB1286
• Manufacturer: Atmel Corporation

Specifications of AT90USB1286

• Flash (kbytes): 128 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 48
• Ext Interrupts: 16
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Eeprom (bytes): 4096
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 10
• Input Capture Channels: 1
• Pwm Channels: 9
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

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452
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 3
Overview ................................................................................................... 4
About Code Examples ............................................................................. 9
AVR CPU Core ........................................................................................ 10
AVR AT90USB64/128 Memories ........................................................... 19
System Clock and Clock Options ......................................................... 39
Power Management and Sleep Modes ................................................. 51
1.1 Disclaimer ................................................................................................................4
2.1 Block Diagram .........................................................................................................5
2.2 Pin Descriptions .......................................................................................................7
4.1 Introduction ............................................................................................................10
4.2 Architectural Overview ...........................................................................................10
4.3 ALU – Arithmetic Logic Unit ...................................................................................11
4.4 Status Register ......................................................................................................12
4.5 General Purpose Register File ..............................................................................13
4.6 Stack Pointer .........................................................................................................14
4.7 Instruction Execution Timing .................................................................................15
4.8 Reset and Interrupt Handling .................................................................................16
5.1 In-System Reprogrammable Flash Program Memory ...........................................19
5.2 SRAM Data Memory ..............................................................................................20
5.3 EEPROM Data Memory ........................................................................................23
5.4 I/O Memory ............................................................................................................29
5.5 External Memory Interface ....................................................................................30
6.1 Clock Systems and their Distribution .....................................................................39
6.2 Clock Sources .......................................................................................................40
6.3 Low Power Crystal Oscillator .................................................................................41
6.4 Low Frequency Crystal Oscillator ..........................................................................43
6.5 Calibrated Internal RC Oscillator ...........................................................................44
6.6 External Clock .......................................................................................................45
6.7 Clock Output Buffer ...............................................................................................46
6.8 Timer/Counter Oscillator ........................................................................................46
6.9 System Clock Prescaler ........................................................................................47
6.10 PLL ......................................................................................................................48
AT90USB64/128
7593K–AVR–11/09