atxmega128a4-mu ATMEL Corporation, atxmega128a4-mu Datasheet - Page 14

• Manufacturer Part Number: atxmega128a4-mu
• Description: Atxmega16a4 8/16-bit Avr Xmega Microcontroller
• Manufacturer: ATMEL Corporation

14
ATxmega A4
Figure 10-1. Clock system overview
Each clock source is briefly described in the following sub-sections.
Run-time Calibrated
Run-time Calibrated
32 KHz Calibrated
Internal Oscillator
Internal Oscillator
Internal Oscillator
Internal Oscillator
Crystal Oscillator
Crystal Oscillator
0.4 - 16 MHz
32 KHz ULP
Clock Input
External
32 MHz
32 KHz
2 MHz
CONTROL
with PLL
CLOCK
UNIT
PERIPHERALS
INTERRUPT
WDT/BOD
MEMORY
EEPROM
SYSTEM
FLASH
RAM
ADC
CPU
DMA
RTC
DAC
...
...
...
...
8069A–AVR–02/08