L1, L2 = 270 nH. See the Choosing the Correct Inductance Value
section for other frequency values.
F
MAX
/ F
MIN
L1, L2 = 270 nH. See the Choosing the Correct Inductance Value
section for other sensitivity values.
To within 10 Hz of final frequency.
Into 2.00 VSWR load.
Using tuned load, programmable in 3 dB steps. See Table 7.
Using 50 Ω resistors to V
VCO
, programmable in 3 dB steps. See Table 7.
Synthesizer Phase Noise Floor
10
@ 100 kHz offset from carrier.
@ 800 kHz offset from carrier.
@ 3 MHz offset from carrier.
@ 10 MHz offset from carrier.
@ 200 kHz PFD frequency.
@ 1 MHz PFD frequency.
@ 8 MHz PFD frequency.
@ 1 kHz offset from carrier.
100 Hz to 100 kHz.
Phase Noise Figure of Merit
10
In-Band Phase Noise
11, 12
RMS Integrated Phase Error
13
Spurious Signals due to PFD
Frequency
12, 14
Level of Unlocked Signal with
MTLD Enabled
Operating temperature range is –40°C to +85°C.
Guaranteed by design. Sample tested to ensure compliance.
3
I
CP
is internally modified to maintain constant loop gain over the frequency range.
4
T
A
= 25°C; AV
DD
= DV
DD
= V
VCO
= 3.3 V.
5
Unless otherwise stated, these characteristics are guaranteed for VCO core power = 5 mA. L1, L2 = 270 nH, 470 Ω resistors to GND in parallel with L1, L2.
6
Jumping from 88 MHz to 108 MHz. PFD frequency = 200 kHz; loop bandwidth = 10 kHz.
7
For more detail on using tuned loads, see Output Matching section.
8
Using 50 Ω resistors to V
VCO
, into a 50 Ω load.
9
The noise of the VCO is measured in open-loop conditions.
10
The synthesizer phase noise floor is estimated by measuring the in-band phase noise at the output of the VCO and subtracting 20 log
N
(where
N
is the N divider value). The
phase noise figure of merit subtracts 10 log (PFD frequency).
11
The phase noise is measured with the EVAL-ADF4360-xEB1 Evaluation Board and the HP 8562E Spectrum Analyzer. The Spectrum Analyzer provides the REFIN for the
synthesizer; offset frequency = 1 kHz.
12
f
REFIN
= 10 MHz; f
PFD
= 200 kHz; N = 1000; Loop B/W = 10 kHz.
13
f
REFIN
= 10 MHz; f
PFD
= 1 MHz; N = 120; Loop B/W = 100 kHz.
14
The spurious signals are measured with the EVAL-ADF4360-xEB1 Evaluation Board and the HP 8562E Spectrum Analyzer. The Spectrum Analyzer provides the REFIN
for the synthesizer; f
REFOUT
= 10 MHz @ 0 dBm.
2
1
Rev. 0 | Page 4 of 24
ADF4360-8
TIMING CHARACTERISTICS
AV
DD
= DV
DD
= V
VCO
= 3.3 V ± 10%; AGND = DGND = 0 V; 1.8 V and 3 V logic levels used; T
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