CDC421XXX Datasheet, PDF (6/18 Pages) Texas Instruments – FULLY INTEGRATED FIXED FREQUENCY LOW-JITTER, CRYSTAL-OSCILLATOR CLOCK GENERATOR

CDC421xxx
SLAS540 – APRIL 2007
www.ti.com
Table 5. Phase Noise Parameters With LVCMOS Input of 31.2500 MHz and LVPECL Output at 125.00 MHz
PARAMETER
Phase Noise Specifications Under Following Conditions: f_in = 31.2500 MHz, f_out = 125.00 MHz
phn₁₀₀
Phase noise at 100 Hz
phn_1K
Phase noise at 1 kHz
phn_10k
Phase noise at 10 kHz
phn_100k
Phase noise at 100 kHz
phn_1M
Phase noise at 1 MHz
phn_10M
Phase noise at 10 MHz
phn_20M
Phase noise at 20 MHz
J_RMS
RMS jitter integrated from 12 kHz to 20 MHz
Tj
Total jitter
Dj
Deterministic jitter
MIN TYP
–108
–118
–127
–130
–139
–147
–147
529
47.47
25.2
MAX UNIT
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
fs
ps
ps
Table 6. Phase Noise Parameters With LVCMOS Input of 31.2500 MHz and LVPECL Output at 156.25 MHz
PARAMETER
Phase Noise Specifications Under Following Conditions: f_in = 31.2500 MHz, f_out = 156.25 MHz
phn₁₀₀
Phase noise at 100 Hz
phn_1K
Phase noise at 1 kHz
phn_10k
Phase noise at 10 kHz
phn_100k
Phase noise at 100 kHz
phn_1M
Phase noise at 1 MHz
phn_10M
Phase noise at 10 MHz
phn_20M
Phase noise at 20 MHz
J_RMS
RMS jitter integrated from 12 kHz to 20 MHz
Tj
Total jitter
Dj
Deterministic jitter
MIN TYP
–106
–117
–126
–128
–139
–147
–147
472
31.54
9.12
MAX UNIT
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
fs
ps
ps
Table 7. Phase Noise Parameters With LVCMOS Input of 35.4167 MHz and LVPECL Output at 212.50 MHz
PARAMETER
Phase Noise Specifications Under Following Conditions: f_in = 35.4167 MHz, f_out = 212.50 MHz
phn₁₀₀
Phase noise at 100 Hz
phn_1K
Phase noise at 1 kHz
phn_10k
Phase noise at 10 kHz
phn_100k
Phase noise at 100 kHz
phn_1M
Phase noise at 1 MHz
phn_10M
Phase noise at 10 MHz
phn_20M
Phase noise at 20 MHz
J_RMS
RMS jitter integrated from 12 kHz to 20 MHz
Tj
Total jitter
Dj
Deterministic jitter
MIN TYP
–105
–115
–119
–123
–135
–148
–148
512
33.96
13.78
MAX UNIT
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
fs
ps
ps
6
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