ADF4116/ADF4117/ADF4118–Typical Performance Characteristics
Table I. S-Parameter Data for the ADF4118 RF Input
(Up to 1.8 GHz)
FREQ-
UNIT
GHZ
PARAM-
TYPE
S
DATA-
FORMAT
MA
KEYWORD
IMPEDANCE-
OHMS
R
50
FREQ MagS11
0.05 0.89207
0.10 0.8886
0.15 0.89022
0.20 0.96323
0.25 0.90566
0.30 0.90307
0.35 0.89318
0.40 0.89806
0.45 0.89565
0.50 0.88538
0.55 0.89699
0.60 0.89927
0.65 0.87797
0.70 0.90765
0.75 0.88526
0.80 0.81267
0.85 0.90357
0.90 0.92954
AngS11
–2.0571
–4.4427
–6.3212
–2.1393
–12.13
–13.52
–15.746
–18.056
–19.693
–22.246
–24.336
–25.948
–28.457
–29.735
–31.879
–32.681
–31.522
–34.222
FREQ
0.95
1.00
1.05
1.10
1.15
1.20
1.25
1.30
1.35
1.40
1.45
1.50
1.55
1.60
1.65
1.70
1.75
1.80
MagS11
0.92087
0.93788
0.9512
0.93458
0.94782
0.96875
0.92216
0.93755
0.96178
0.94354
0.95189
0.97647
0.98619
0.95459
0.97945
0.98864
0.97399
0.97216
AngS11
–36.961
–39.343
–40.134
–43.747
–44.393
–46.937
–49.6
–51.884
–51.21
–53.55
–56.786
–58.781
–60.545
–61.43
–61.241
–64.051
–66.19
–63.775
10dB/DIVISION
–40
RL = –40dBc/Hz
RMS NOISE = 0.64؇
–50
0.64؇ rms
–60
–70
–80
–90
–100
–110
–120
–130
–140
100Hz
FREQUENCY OFFSET FROM 900 MHz CARRIER 1MHz
Figure 4. ADF4118 Integrated Phase Noise (900 MHz,
200 kHz, 35 kHz, Typical Lock Time: 200 µs)
0
–5
VDD = 3V
VP = 3V
–10
–15
–20
–25
TA = –40؇C
–30
–35
TA = ؉85؇C
–40
TA = ؉25؇C
–45
0
0.5
1.0 1.5 2.0 2.5 3.0 3.5 4.0
RF INPUT FREQUENCY – GHz
Figure 2. Input Sensitivity (ADF4118)
10dB/DIVISION
–40
–50
–60
RL = –40dBc/Hz
RMS NOISE = 0.575؇
0.575؇ rms
–70
–80
–90
–100
–110
–120
–130
–140
100Hz
FREQUENCY OFFSET FROM 900 MHz CARRIER 1MHz
Figure 5. ADF4118 Integrated Phase Noise (900 MHz,
200 kHz, 20 kHz, Typical Lock Time: 400 µs)
0
–10
REFERENCE
LEVEL = –4.2dBm
VDD = 3V, VP = 5V
ICP = 1mA
–20
PFD FREQUENCY = 200kHz
–30
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 10Hz
–40
VIDEO BANDWIDTH = 10Hz
–50
SWEEP = 1.9 SECONDS
AVERAGES = 22
–60
–70
–90.2dBc/Hz
–80
–90
–100
–2kHz
–1kHz
900MHz
+1kHz
+2kHz
Figure 3. ADF4118 Phase Noise (900 MHz, 200 kHz, 20 kHz)
0
–10
REFERENCE
LEVEL = –3.8dBm
VDD = 3V, VP = 5V
ICP = 1mA
–20
PFD FREQUENCY = 200kHz
–30
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 1kHz
–40
VIDEO BANDWIDTH = 1kHz
–50
SWEEP = 2.5 SECONDS
AVERAGES = 4
–60
–70
–91.5dBc
–80
–90
–100
–400kHz –200kHz
900MHz +200kHz +400kHz
Figure 6. ADF4118 Reference Spurs (900 MHz, 200 kHz,
20 kHz)
–6–
REV. 0