参数资料
型号: SAL-XC886CLM-8FFA5V
厂商: INFINEON TECHNOLOGIES AG
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 80 MHz, MICROCONTROLLER, PQFP48
封装: GREEN, PLASTIC, TQFP-48
文件页数: 110/134页
文件大小: 864K
代理商: SAL-XC886CLM-8FFA5V
SAL-XC886CLM
Functional Description
Data Sheet
70
V1.0, 2010-05
Figure 23
CGU Block Diagram
PLL Base Mode
When the oscillator is disconnected from the PLL, the system clock is derived from the
VCO base (free running) frequency clock (Table 24) divided by the K factor.
(3.1)
Prescaler Mode (VCO Bypass Operation)
In VCO bypass operation, the system clock is derived from the oscillator clock, divided
by the P and K factors.
(3.2)
PLL
core
lock
detect
N:1
P:1
fvco
fn
fp
osc fail
detect
OSC
fosc
K:1
fsys
NDIV
OSCDISC
OSCR
LOCK
VCOBYP
PLLBYP
f
SYS
f
VCObase
1
K
----
×
=
f
SYS
f
OSC
1
PK
×
-------------
×
=
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