S4402/S4403
Figure 4. Configuration Examples
EXAMPLES
FBCLK = FOUT0
PHSEL1 = 0
PHSEL0 = 0
REFCLK
FOUT0
FOUT1
FOUT2
S4402
Input
Low
Low
REFCLK X2FOUT
HFOUT
PHSEL0
FOUT0
PHSEL1 FOUT1
FOUT2
FOUT3
FBCLK
(a)
FOUT3
HFOUT
(DIVSEL = 0) X2FOUT
(DIVSEL = 1) X2FOUT
FBCLK = HFOUT
PHSEL1 = 0
PHSEL0 = 0
REFCLK
FOUT0
FOUT1
FOUT2
(b)
S4402
Input
Low
Low
REFCLK X2FOUT
HFOUT
PHSEL0
FOUT0
PHSEL1 FOUT1
FOUT2
FOUT3
FBCLK
FOUT3
HFOUT
(DIVSEL = 0) X2FOUT
(DIVSEL = 1) X2FOUT
FBCLK = HFOUT
PHSEL1 = 1
PHSEL0 = 1
REFCLK
FOUT0
FOUT1
FOUT2
(c)
S4402
Input
High
High
REFCLK X2FOUT
HFOUT
PHSEL0
FOUT0
PHSEL1 FOUT1
FOUT2
FOUT3
FBCLK
FOUT3
HFOUT
(DIVSEL = 0) X2FOUT
(DIVSEL = 1) X2FOUT
0 t 2t 3t
Page 6
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