Datasheet

Data Sheet AD9552
Rev. E | Page 9 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
–170
–180
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
PHASE NOISE (dB)
07806-014
CARRIER 624.988784MHz 0.4009dBm
Figure 3. Phase Noise, Fractional-N, Pin Programmed
(f
XTAL
= 19.44 MHz, f
OUT1
= 625 MHz)
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
–170
–180
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
PHASE NOISE (dB)
07806-015
CARRIER 624.999995MHz 0.4057dBm
Figure 4. Phase Noise, Fractional-N, Pin Programmed
(f
REF
= 19.44 MHz, f
OUT1
= 625 MHz)
10
0
–10
–20
–30
–40
–50
–60
1k 10k 100k 1M 10M
FREQUENCY OFFSET (Hz)
JITTER TRANSFER (dB)
07806-018
–3
–2
–1
0
1
1k 10k 100k
JITTER TRANSFER
JITTER PEAKING
Figure 5. Jitter Transfer and Jitter Peaking
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
–170
–180
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
PHASE NOISE (dB)
07806-016
CARRIER 622.068199MHz 0.5831dBm
Figure 6. Phase Noise, Integer, SDM Off
(f
XTAL
= 19.44 MHz, f
OUT1
= 622.08 MHz)
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
–170
–180
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
PHASE NOISE (dB)
07806-017
CARRIER 622.079986MHz 0.3798dBm
Figure 7. Phase Noise, Integer, SDM Off
(f
REF
= 19.44 MHz, f
OUT1
= 622.08 MHz)
35
30
25
20
15
10
5
SUPPLY CURRENT (mA)
100 1k
FREQUENCY (MHz)
07806-019
LVPECL
LVDS (WEAK)
LVDS (STRONG)
Figure 8. Supply Current vs. Output Frequency,
LVPECL and LVDS (15 pF Load)