AT90USB646-MU Atmel, AT90USB646-MU Datasheet - Page 450

• 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

38. Datasheet Revision History for AT90USB64/128
38.1
38.2
38.3
38.4
38.5
38.6
38.7
450
Changes from 7593A to 7593B
Changes from 7593B to 7593C
Changes from 7593C to 7593D
Changes from 7593D to 7593E
Changes from 7593E to 7593F
Changes from 7593F to 7593G
Changes from 7593G to 7593H
AT90USB64/128
Please note that the referring page numbers in this section are referred to this document. The
referring revision in this section are referring to the document revision.
1. Changed default configuration for fuse bytes and security byte.
2. Suppression of timer 4,5 registers which does not exist.
3. Updated typical application schematics in USB section
1. Update to package drawings, MQFP64 and TQFP64.
1. For further product compatibility, changed USB PLL possible prescaler configurations.
1. Updated PLL Prescaler table: configuration words are different between AT90USB64x
2. Cleaned up some bits from USB registers, and updated information about OTG timers,
3. Updated clock distribution tree diagram (USB prescaler source and configuration
4. Cleaned up register summary.
5. Suppressed PCINT23:8 that do not exist from External Interrupts.
6. Updated Electrical Characteristics.
7. Added Typical Characteristics.
8. Update Errata section.
1. Removed ’Preliminary’ from document status.
2. Clarification in Stand by mode regarding USB.
1. Updated Errata section.
1. Added Signature information for 64K devices.
2. Fixed figure for typical bus powered application
3. Added min/max values for BOD levels
4. Added ATmega32U6 product
5. Update Errata section
6. Modified descriptions for HWUPE and WAKEUPE interrupts enable (these interrupts
Only 8MHz and 16MHz crystal frequencies allows USB operation (See
page
and AT90USB128x to enable the PLL with a 16 MHz source.
remote wake-up, reset and connection timings.
register).
should be enabled only to wake up the CPU core from power down mode).
49).
Table 6-11 on
7593K–AVR–11/09