CDC421A100 Datasheet, PDF (6/15 Pages) Texas Instruments – Fully-Integrated, Fixed-Frequency, Low-Jitter Crystal Oscillator Clock Generator

CDC421AXXX
SCAS875 – MAY 2009 ....................................................................................................................................................................................................... www.ti.com
Table 3. Phase Noise Data with LVCMOS Input of 31.2500 MHz and LVPECL Output at 125.00 MHz⁽¹⁾
phn₁₀₀
phn_1k
phn_10k
phn_100k
phn_1M
phn_10M
phn_20M
J_RMS
T_j
D_j
PARAMETER
Phase noise at 100 Hz
Phase noise at 1 kHz
Phase noise at 10 kHz
Phase noise at 100 kHz
Phase noise at 1 MHz
Phase noise at 10 MHz
Phase noise at 20 MHz
RMS jitter integrated from 12 kHz to 20 MHz
Total jitter
Deterministic jitter
MIN
TYP
MAX
UNIT
–108
dBc/Hz
–118
dBc/Hz
–127
dBc/Hz
–130
dBc/Hz
–139
dBc/Hz
–147
dBc/Hz
–147
dBc/Hz
529
fs
47.47
ps
25.2
ps
(1) Phase noise specifications under following conditions: input frequency = 31.2500 MHz, output frequency = 125.00 MHz.
Table 4. Phase Noise Data with LVCMOS Input of 31.2500 MHz and LVPECL Output at 156.25 MHz⁽¹⁾
phn₁₀₀
phn_1k
phn_10k
phn_100k
phn_1M
phn_10M
phn_20M
J_RMS
T_j
D_j
PARAMETER
Phase noise at 100 Hz
Phase noise at 1 kHz
Phase noise at 10 kHz
Phase noise at 100 kHz
Phase noise at 1 MHz
Phase noise at 10 MHz
Phase noise at 20 MHz
RMS jitter integrated from 12 kHz to 20 MHz
Total jitter
Deterministic jitter
MIN
TYP
MAX
UNIT
–106
dBc/Hz
–117
dBc/Hz
–126
dBc/Hz
–128
dBc/Hz
–139
dBc/Hz
–147
dBc/Hz
–147
dBc/Hz
472
fs
31.54
ps
9.12
ps
(1) Phase noise specifications under following conditions: input frequency = 31.2500 MHz, output frequency = 156.25 MHz.
Table 5. Phase Noise Data with LVCMOS Input of 35.4167 MHz and LVPECL Output at 212.50 MHz⁽¹⁾
phn₁₀₀
phn_1k
phn_10k
phn_100k
phn_1M
phn_10M
phn_20M
J_RMS
T_j
D_j
PARAMETER
Phase noise at 100 Hz
Phase noise at 1 kHz
Phase noise at 10 kHz
Phase noise at 100 kHz
Phase noise at 1 MHz
Phase noise at 10 MHz
Phase noise at 20 MHz
RMS jitter integrated from 12 kHz to 20 MHz
Total jitter
Deterministic jitter
MIN
TYP
MAX
UNIT
–105
dBc/Hz
–115
dBc/Hz
–119
dBc/Hz
–123
dBc/Hz
–135
dBc/Hz
–148
dBc/Hz
–148
dBc/Hz
512
fs
33.96
ps
13.78
ps
(1) Phase noise specifications under following conditions: input frequency = 35.4167 MHz, output frequency = 212.50 MHz.
6
Submit Documentation Feedback
Copyright © 2009, Texas Instruments Incorporated