Datasheet

ADF4158 Data Sheet
Rev. E | Page 10 of 36
5.7995
5.7996
5.7997
5.7998
5.7999
5.8000
5.8001
5.8002
5.8003
5.8004
FREQUENCY (GHz)
–0.010
0.010
–0.005
0.0050
TIME (s)
08728-042
Figure 12. FSK Superimposed on Rising Edge of Triangular Waveform;
Ramp Settings: PFD = 32 MHz, INT = 181, FRAC = 0, DEV Offset = 4, DEV
Word = 20972, Step Word = 200, CLK DIV = 10, CLK
1
Divider = 125;
FSK Settings: DEV Offset = 3, DEV Word = 4194
5.79975
5.79980
5.79985
5.79990
5.79995
5.80005
5.80000
5.80010
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
FREQUENCY (GHz)
TIME (ms)
08728-044
Figure 13. FSK; Settings: Frequency Deviation = 100 kHz, Data Rate = 3 kHz
–30
–25
–20
–15
–10
–5
0
0.185
1.185
2.185
3.185
4.185
5.185 6.185 7.185
POWER (dBm)
FREQUENCY (GHz)
08728-128
Figure 14. RF
IN
Sensitivity-Average Over Temperature and V
DD
–8
–6
–4
–2
I
CP
(mA)
0
2
4
6
0 1 2 3
V
CP
(V)
4 5 6
08728-046
Figure 15. Charge Pump Output Characteristics