ATMEGA8U2-MU Atmel, ATMEGA8U2-MU Datasheet - Page 304

• Manufacturer Part Number: ATMEGA8U2-MU
• Description: MCU AVR 8K FLASH USB 32-VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8U2-MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI, UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, AT90USBKEY, ATEVK525
• Minimum Operating Temperature: - 40 C
• Package: 32QFN EP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 16 MHz
• Operating Supply Voltage: 3.3|5 V
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

7799D–AVR–11/10
15 8-bit Timer/Counter0 with PWM ............................................................ 91
16 16-bit Timer/Counter 1 with PWM ....................................................... 108
17 SPI – Serial Peripheral Interface ......................................................... 138
18 USART ................................................................................................... 148
14.1Overview ...............................................................................................................88
14.2Internal Clock Source ............................................................................................88
14.3Prescaler Reset .....................................................................................................88
14.4External Clock Source ...........................................................................................88
14.5Register Description ..............................................................................................89
15.1Features ................................................................................................................91
15.2Overview ...............................................................................................................91
15.3Timer/Counter Clock Sources ...............................................................................92
15.4Counter Unit ..........................................................................................................92
15.5Output Compare Unit ............................................................................................93
15.6Compare Match Output Unit ..................................................................................95
15.7Modes of Operation ...............................................................................................96
15.8Timer/Counter Timing Diagrams .........................................................................100
15.9Register Description ............................................................................................102
16.1Features ..............................................................................................................108
16.2Overview .............................................................................................................108
16.3Accessing 16-bit Registers ..................................................................................110
16.4Timer/Counter Clock Sources .............................................................................113
16.5Counter Unit ........................................................................................................114
16.6Input Capture Unit ...............................................................................................115
16.7Output Compare Units .........................................................................................117
16.8Compare Match Output Unit ................................................................................119
16.9Modes of Operation .............................................................................................120
16.10Timer/Counter Timing Diagrams .......................................................................127
16.11Register Description ..........................................................................................129
17.1Features ..............................................................................................................138
17.2Overview .............................................................................................................138
17.3SS Pin Functionality ............................................................................................142
17.4Data Modes .........................................................................................................143
17.5Register Description ............................................................................................145
18.1Features ..............................................................................................................148
ATmega8U2/16U2/32U2
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