HMC829LP6GE
ꢀ01.0911
FRACTIONAL-N PLL WITH INTEGRATED VCO
45 - 1050, 1400 - 2100, 2800 - 4200 MHz
Figure 1. Typical Closed Loop Integer
Phase Noise
-60
Figure 2. Typical Closed Loop Fractional
[“Loop Filter Configuration Table”]
[“Loop Filter Configuration Table”]
Phase Noise
-60
fout 901.25 MHz, Loop BW 130 kHz, rms jitter 182 fs
fout 1802.5 MHz, Loop BW 130 kHz, rms jitter 152 fs
fout 3605 MHz, Loop BW 130 kHz, rms jitter 145 fs
fout 900.25 MHz, Loop BW 250 kHz, rms jitter 114 fs
fout 1802.5 MHz, Loop BW 250 kHz, rms jitter 112 fs
fout 3605 MHz, Loop BW 250 kHz, rms jitter 110 fs
fout 900 MHz, Loop BW 130 kHz, rms jitter 168.4 fs
fout 1800 MHz, Loop BW 130 kHz, rms jitter 141 fs
fout 3600 MHz, Loop BW 130 kHz, rms jitter 136 fs
fout 900 MHz, Loop BW 250 kHz, rms jitter 91 fs
fout 1800 MHz, Loop BW 250 kHz, rms jitter 88 fs
fout 3600 MHz, Loop BW 250 kHz, rms jitter 86 fs
-80
-80
-100
-120
-140
-160
-180
-100
-120
-140
-160
-180
103
104
105
106
107
108
103
104
105
106
107
108
OFFSET (Hz)
OFFSET (Hz)
7
Figure 4. Free Running VCO
Figure 3. Free Running Phase Noise
-40
Phase Noise vs.Temperature
-100
100 kHz Offset
-110
-120
-130
-140
-150
-160
-170
-180
4053 MHz
-60
3777 MHz
3411 MHz
2943 MHz
27 C
-40 C
85 C
-80
1 MHz Offset
-100
-120
-140
-160
-180
100 MHz Offset
103
104
105
106
107
108
10
100
1000
10000
OFFSET (Hz)
FREQUENCY (MHz)
Figure 6. TypicalTuning Voltage
Figure 5. Typical VCO Sensitivity
70
After Calibration
5
4053 MHz at 2.5V, Tuning Cap 7
60
50
40
30
20
10
0
3777 MHz at 2.5V, Tuning Cap 7
3411 MHz at 2.5V, Tuning Cap 15
2943 MHz at 2.5V, Tuning Cap 15
fmin
4
fmax
3
2
1
0
0
1
2
3
4
5
2700
2900
3100
3300
3500
3700
3900
4100
4300
TUNING VOLTAGE (V)
VCO FREQUENCY(MHz)
For price, delivery, and to place orders: Hittite Microwave Corporation,20 Alpha Road, Chelmsford, MA 01824
Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
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