參數(shù)資料
型號(hào): SAK-XC2768X-136F128L
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 128 MHz, RISC MICROCONTROLLER, PQFP100
封裝: 0.50 MM PITCH, GREEN, PLASTIC, LQFP-100
文件頁數(shù): 100/131頁
文件大?。?/td> 1711K
代理商: SAK-XC2768X-136F128L
XC2768X
XC2000 Family Derivatives / Premium Line
Functional Description
Preliminary
Data Sheet
70
V1.0, 2010-12
3.18
Clock Generation
The Clock Generation Unit can generate the system clock signal
f
SYS for the XC2768X
from a number of external or internal clock sources:
External clock signals with pad voltage or core voltage levels
External crystal or resonator using the on-chip oscillator
On-chip clock source for operation without crystal/resonator
Wake-up clock (ultra-low-power) to further reduce power consumption
The programmable on-chip PLL with multiple prescalers generates a clock signal for
maximum system performance from standard crystals, a clock input signal, or from the
on-chip clock source. See also Section 4.7.2.
The Oscillator Watchdog (OWD) generates an interrupt if the crystal oscillator frequency
falls below a certain limit or stops completely. In this case, the system can be supplied
with an emergency clock to enable operation even after an external clock failure.
All available clock signals can be output on one of two selectable pins.
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