AT90USB646-MU Atmel, AT90USB646-MU Datasheet - Page 5

• 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

2.1
Figure 2-1.
7593K–AVR–11/09
AREF
AGND
AVCC
GND
VCC
Block Diagram
ON-CHIP DEBUG
PROGRAMMING
BOUNDARY-
JTAG TAP
Block Diagram
LOGIC
SCAN
DATA REGISTER
DATA REGISTER
USART1
PORTE
PORT F
POR TF DRIVERS
POR TE DRIVERS
AT90USB64/128 achieves throughputs approaching 1 MIPS per MHz allowing the system
designer to optimize power consumption versus processing speed.
PF7 - PF0
PE7 - PE0
INSTRUCTION
INSTRUCTION
PROGRAM
PROGRAM
REGISTER
COUNTER
CONTROL
DECODER
FLASH
LINES
ADC
REG. PORTE
REG. PORT F
DATA DIR.
DATA DIR.
DATA REGISTER
REGISTERS
REGISTER
PURPOSE
GENERAL
POINTER
POR - BOD
ST ATUS
ST ACK
SRAM
PORTB
DATA REGISTER
RESET
ALU
X
Y
Z
PORT A
POR TB DRIVERS
PB7 - PB0
POR TA DRIVERS
PA7 - P A0
REG. PORTB
DATA DIR.
REG. PORT A
DATA DIR.
MCU CONTROL
OSCILLA TOR
WATCHDOG
COUNTERS
INTERRUPT
INTERNAL
REGISTER
EEPROM
TIMER/
TIMER
UNIT
SPI
8-BIT DA TA BUS
DATA REGISTER
PORTD
DATA REGISTER
POR TD DRIVERS
PD7 - PD0
PORT C
OSCILLA TOR
TIMING AND
CALIB. OSC
CONTROL
POR TC DRIVERS
PLL
USB
REG. PORTD
PC7 - PC0
DATA DIR.
AT90USB64/128
REG. PORT C
DATA DIR.
TWO-WIRE SERIAL
INTERFACE
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