ADF7012 Просмотр технического описания (PDF) - Analog Devices
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ADF7012 Datasheet PDF : 28 Pages
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ADF7012
868 MHz
0
–20
–40
= NORMAL
FREQUENCY = 251.3 kHz
LEVEL = –99.39dBc/Hz
–60
–80
–100
–120
–140
–160
1.0k
10.0k
100.0k
1.0M
PHASE NOISE (Hz)
10.0M
Figure 16. Phase Noise Response—ICP = 2.5 mA, IVCO = 1.44 mA,
RFOUT = 868.95 MHz, PFD = 4.9152 MHz, Power = 12.5 dBm, PA Bias = Max
REF LVL
15dBm
15
10
0
–10
–20 1MAX
RBW 10kHz RF ATT 30dB
–40.44dBm VBW 10kHz MIXER –20dBm
869.20000000MHz SWT 15ms UNIT
dBm
2
A
LN
1MA
–30
D2 –36dBm
1
–40
–50
–60
1 [T1]
40.44dBm
–70
869.20000000MHz
2 [T1]
8.02dBm
–80
868.96673347MHz
–85
CENTER 868.944489MHz 60kHz/
SPAN 600kHz
Figure 17. FSK Modulation, Power = 12.5 dBm, Data Rate = 38.4 kbps,
FDEVIATION = ±19.2 kHz
REF LVL
15dBm
15
10
0
–10
–20 1MAX
12.55dBm
869.025050100MHz
1
RBW 2kHz RF ATT 30dB
VBW 2kHz MIXER –20dBm
SWT 16s UNIT
dBm
1 [T1]
2 [T1]
3 [T1]
12.55dBm
869.02505010MHz
–57.89dBm
859.16695500MHz
–81.97dBm
862.00000000MHz
A
LN
1MA
–30
D2 –36dBm
–40
–50
2
–60
D1 –54dBm
–70
–80
3
–85
START 856.5MHz
2.5MHz/
STOP 881.5MHz
Figure 18. Spurious Components—Meets ETSI Specs
REF LVL
15dBm
15
1
10
RBW
12.27dBm VBW
869.33867735MHz SWT
1MHz RF ATT 40dB
1MHz
16ms UNIT dBm
A
0
2
–10
–20 1MAX
3
4
1MA
–30
D1 –30dBm
–40
–50
–60
1 [T1]
12.27dBm 3 [T1]
–70
869.33867735MHz
2 [T1]
–4.00dBm 4 [T1]
–80
1.72865731GHz
–85
CENTER 3.8GHz
640MHz/
–16.88dBm
2.59699399GHz
–15.06dBm
3.46913828GHz
SPAN 6.4GHz
Figure 19. Harmonic Response, RFOUT Matched to 50 Ω, No Filter
REF LVL
15dBm
15
1
10
0
–10
–20 1MAX
RBW 1kHz RF ATT 30dB
10.39dBm VBW 1kHz MIXER –20dBm
869.33867735MHz SWT 10ms UNIT
dBm
1 [T1]
3 [T1]
2 [T1]
10.39dBm
869.33867735MHz
–50.92dBm
1.72000000GHz
–50.40dBm
2.59600000GHz
A
LN
1MA
–30
D2 –30dBm
–40
2
3
–50
–60
–70
–80
–85
START 3.8GHz
640MHz/
SPAN 6.4GHz
Figure 20. Harmonic Response, Fifth-Order Chebyshev Filter
Rev. A | Page 10 of 28
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