RF42/43
Table 2. Synthesizer AC Electrical Characteristics
2
Parameter
Synthesizer
Frequency Range
Synthesizer
Frequency
Resolution
2
Reference
Frequency
Reference
Frequency
Level
2
Synthesizer Settling
Time
2
Residual FM
2
Phase Noise
2
Input
Symbol
Conditions
Low Band
High Band
Low Band
High Band
fcrystal /3
When using reference frequency instead
of crystal. Measured peak-to-peak (VPP)
Measured from leaving Ready mode with
—
200
—
μs
Min
240
480
—
—
—
0.7
Typ
—
—
156.25
312.5
10
—
Max
480
930
—
—
—
1.6
Units
MHz
MHz
Hz
Hz
MHz
V
F
SYNTH-LB
F
SYNTH-HB
F
RES-LB
F
RES-HB
f
REF
f
REF_LV
t
LOCK
△F
RMS
Lφ (f
M
)
XOSC
running
to
any
frequency
—
—
—
—
—
2
–80
–90
–115
–130
4
—
—
—
—
includ-ing VCO Calibration
Integrated over
±
250 kHz bandwidth
(500 Hz lower bound of integration)
△F
= 10 kHz
△F
= 100 kHz
△F
= 1 MHz
△F
= 10 MHz
Notes:
1.
All specification guaranteed by production test unless otherwise noted.
2.
Guaranteed by qualification.
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
kHz
RMS
6
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E-mail: sales@hoperf.com
http://www.hoperf.com
HOPERF [ Hope Microelectronics co., Ltd ]
