AT90USB646-AU Atmel, AT90USB646-AU Datasheet - Page 455
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AT90USB646-AU
Manufacturer Part Number
AT90USB646-AU
Description
MCU AVR 64K FLASH 16MHZ 64TQFP
Manufacturer
Atmel
Series
AVR® 90USBr
Specifications of AT90USB646-AU
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-TQFP, 64-VQFP
Controller Family/series
AVR USB
No. Of I/o's
48
Eeprom Memory Size
2KB
Ram Memory Size
4KB
Cpu Speed
20MHz
Rohs Compliant
Yes
Processor Series
AT90USBx
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
2-Wire, SPI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
48
Number Of Timers
4
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATSTK525, ATAVRISP2, ATAVRONEKIT, AT90USBKEY, ATEVK525
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
Package
64TQFP
Device Core
AVR
Family Name
AT90
Maximum Speed
20 MHz
Operating Supply Voltage
3.3|5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT90USB646-AU
Manufacturer:
MOT
Quantity:
1 100
Part Number:
AT90USB646-AU
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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19 USART in SPI Mode ............................................................................. 206
20 2-wire Serial Interface .......................................................................... 216
21 USB controller ...................................................................................... 246
7593K–AVR–11/09
18.1 Overview ............................................................................................................181
18.2 Clock Generation ...............................................................................................182
18.3 Frame Formats ..................................................................................................185
18.4 USART Initialization ...........................................................................................187
18.5 Data Transmission – The USART Transmitter ..................................................188
18.6 Data Reception – The USART Receiver ...........................................................190
18.7 Asynchronous Data Reception ..........................................................................194
18.8 Multi-processor Communication Mode ..............................................................197
18.9 USART Register Description .............................................................................198
18.10 Examples of Baud Rate Setting .......................................................................203
19.1 Overview ............................................................................................................206
19.2 Clock Generation ...............................................................................................207
19.3 SPI Data Modes and Timing ..............................................................................207
19.4 Frame Formats ..................................................................................................208
19.5 Data Transfer .....................................................................................................210
19.6 USART MSPIM Register Description ................................................................212
19.7 AVR USART MSPIM vs. AVR SPI ....................................................................214
20.1 Features ............................................................................................................216
20.2 2-wire Serial Interface Bus Definition ................................................................216
20.3 Data Transfer and Frame Format ......................................................................217
20.4 Multi-master Bus Systems, Arbitration and Synchronization .............................220
20.5 Overview of the TWI Module .............................................................................221
20.6 TWI Register Description ...................................................................................224
20.7 Using the TWI ....................................................................................................227
20.8 Transmission Modes .........................................................................................231
20.9 Multi-master Systems and Arbitration ................................................................244
21.1 Features ............................................................................................................246
21.2 Block Diagram ...................................................................................................246
21.3 Typical Application Implementation ...................................................................247
21.4 General Operating Modes .................................................................................251
21.5 Power modes .....................................................................................................255
21.6 Speed Control ....................................................................................................256
AT90USB64/128
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