CDCE706_10 Datasheet, PDF (10/40 Pages) Texas Instruments – PROGRAMMABLE 3-PLL CLOCK SYNTHESIZER/MULTIPLIER/DIVIDER

CDCE706
SCAS815I – OCTOBER 2005 – REVISED NOVEMBER 2008 ........................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
120
V_CC = 3.3 V
110 _{M div = 1}
N div = 2
100 _{P div = 1}
VCO High-Speed Mode
90
80
PLL1 + PLL2 + PLL3
70
60 PLL1 + PLL2 SSC + PLL3
PLL1 + PLL2
50
40
PLL1
30
20
10
0
130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310
f_VCO − VCO Frequency − MHz
G002
Figure 3. I_CC vs Number of PLLs and VCO Frequency (VCO at High-Speed Mode, Byte 6 Bits [7:5])
90
85 ^VCC ^{= 3.3 V}
M div = 1
80 _{N div = 2}
75 _{P div = 1}
70
6 Outputs
65
60
5 Outputs
55
50
45
4 Outputs
40
35
3 Outputs
30
25
20
2 Outputs
15
10
1 Output
5
0
0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300
f_VCO − VCO Frequency − MHz
G003
Figure 4. I_CCOUT vs Number of Outputs and VCO Frequency
10
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