CDCE62002 Datasheet, PDF (35/49 Pages) Texas Instruments – Four Output Clock Generator/Jitter Cleaner With Integrated Dual VCOs

CDCE62002
www.ti.com.............................................................................................................................................................. SCAS882A – JUNE 2009 – REVISED JULY 2009
Table 16. CDCE62002 Feedback Bypass Divider Settings
SELBPDIV2
1.21
0
0
0
0
1
1
1
1
FEEDBACK BYPASS DIVIDER
SELBPDIV1
1.20
0
0
1
1
0
0
1
1
SELBPDIV0
1.19
0
1
0
1
0
1
0
1
DIVIDE RATIO
2
5
8
10
16
20
RESERVED
1(bypass)
VCO Select
Table 17 illustrates how to control the dual voltage controlled oscillators.
Table 17. CDCE62002 VCO Select
BIT NAME →
REGISTER NAME →
VCO SELECT
SELVCO
1.0
0
1
VCO CHARACTERISTICS
VCO RANGE
Low
High
Fmin (MHz)
1750
2040
Fmax (MHz)
2046
2356
Prescaler
Table 18 shows how to configure the prescaler.
Table 18. CDCE62002 Prescaler Settings
SETTINGS
SELPRESCB
SELPRESCA
1.10
1.9
0
0
1
0
0
1
1
1
DIVIDE RATIO
5
4
3
2
Copyright © 2009, Texas Instruments Incorporated
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