AT90USB646-MU Atmel, AT90USB646-MU Datasheet - Page 454

• Manufacturer Part Number: AT90USB646-MU
• Description: IC AVR MCU 64K 64QFN
• Manufacturer: Atmel
• Series: AVR® 90USBr

Specifications of AT90USB646-MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART, USB, USB OTG
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 48
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• Processor Series: 90USB
• Core: AVR
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: SPI, TWI, USART, USB
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 48
• Number Of Timers: 4
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Cpu Family: AT90
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Total Internal Ram Size: 4KB
• # I/os (max): 48
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: QFN EP
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATSTK525 - KIT STARTER FOR AT90USBAT90USBKEY2 - KIT DEMO FOR AT90USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AT90USB646-16MU; AT90USB646-16MU

14 16-bit Timer/Counter (Timer/Counter1 and Timer/Counter3) ........... 117
15 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 149
16 Output Compare Modulator (OCM1C0A) ........................................... 170
17 Serial Peripheral Interface – SPI ......................................................... 172
18 USART ................................................................................................... 181
454
13.4 Output Compare Unit .........................................................................................102
13.5 Compare Match Output Unit ..............................................................................104
13.6 Modes of Operation ...........................................................................................105
13.7 Timer/Counter Timing Diagrams .......................................................................109
13.8 8-bit Timer/Counter Register Description ..........................................................110
14.1 Overview ............................................................................................................117
14.2 Accessing 16-bit Registers ................................................................................119
14.3 Timer/Counter Clock Sources ...........................................................................122
14.4 Counter Unit ......................................................................................................122
14.5 Input Capture Unit .............................................................................................124
14.6 Output Compare Units .......................................................................................126
14.7 Compare Match Output Unit ..............................................................................127
14.8 Modes of Operation ...........................................................................................129
14.9 Timer/Counter Timing Diagrams .......................................................................136
14.10 16-bit Timer/Counter Register Description ......................................................138
15.1 Overview ............................................................................................................149
15.2 Timer/Counter Clock Sources ...........................................................................150
15.3 Counter Unit ......................................................................................................150
15.4 Output Compare Unit .........................................................................................151
15.5 Compare Match Output Unit ..............................................................................153
15.6 Modes of Operation ...........................................................................................154
15.7 Timer/Counter Timing Diagrams .......................................................................158
15.8 8-bit Timer/Counter Register Description ..........................................................160
15.9 Asynchronous operation of the Timer/Counter ..................................................165
15.10 Timer/Counter Prescaler .................................................................................168
16.1 Overview ............................................................................................................170
16.2 Description .........................................................................................................170
17.1 SS Pin Functionality ..........................................................................................176
17.2 Data Modes .......................................................................................................179
AT90USB64/128
7593K–AVR–11/09