peb20560 Infineon Technologies Corporation, peb20560 Datasheet - Page 165

• Manufacturer Part Number: peb20560
• Description: Dsp Oriented Pbx Controller Doc
• Manufacturer: Infineon Technologies Corporation

2.12
An integrated clock generator provides all required clocking frequencies.
2.12.1
Figure 2-45 DOC Clock Generator
Semiconductor Group
DOC
30.72 MHz
CLK30
15.36 MHz
CLK15
7.68 MHz
CLK7
XCLK
REFCLK
Clock Generator
Block Diagram
512 KHz
OSC
INT RTCLK 1 s
REFS
8 kHz
CLK61
1 Hz
61.44 MHz
8000
X0
15
64
2
2
2
RTC
DSP CLK
MUX
10 ms
MUX
80
CLK40-XI
3
100 Hz
8 or
512 or
1536 or
2048 KHz
512 KHz
40 MHz
OSC
50%
1.024 MHz
-XO
2-119
2
3
4
Comparator
~1
Lowpass
Phase
2
µ
s
MUX
V
VCXO
8 kHz
Functional Block Description
16.384 MHz
VCXO
64
2
2
2
4
CLK16
512 kHz
8.192 MHz
4.096 MHz
2.048 MHz
OSC
MUX
MUX
MUX
MUX
PEB 20560
PDC8-O
PDC4-O
PDC2-O
PFS-O
2003-08
M/S
PDC8-I
M/S
PDC4-I
M/S
PDC2-I
M/S
PFS-I
ITS10099