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ADF4206/ADF4208
Rev. A | Page 3 of 24
SPECIFICATIONS
VDD1 = VDD2 = 3 V ± 10%, 5 V ± 10%; VDD1, VDD2 ≤ VP1, VP2 ≤ 6.0 V; AGNDRF1 = DGNDRF1 = AGNDRF2 = DGNDRF2 = 0 V;
TA = TMIN to TMAX, unless otherwise noted; dBm referred to 50 Ω.
Table 1.
Parameter
Unit
Test Conditions/Comments
RF/IF CHARACTERISTICS (3 V)
RF1 Input Frequency (RF1IN)
ADF4206
0.05/0.55
GHz min/max
For f < 50 MHz ensure SR > 23 V/μs
ADF4208
0.08/2.0
GHz min/max
For f < 50 MHz ensure SR > 37 V/μs
RF Input Sensitivity
–15/+4
15/+4
dBm min/max
IF Input Frequency (RF2IN)
ADF4206
0.05/0.55
GHz min/max
For f < 50 MHz ensure SR > 23 V/μs
ADF4208
0.08/1.1
GHz min/max
For f < 50 MHz ensure SR > 37 V/μs
IF Input Sensitivity
15/+4
dBm min/max
Maximum Allowable Prescaler
165
MHz max
RF CHARACTERISTICS (5 V)
RF1 Input Frequency (RF1IN)
ADF4206
0.05/0.55
GHz min/max
For f < 50 MHz ensure SR > 32 V/μs
ADF4208
0.08/2.0
GHz min/max
For f < 50 MHz ensure SR > 51 V/μs
RF Input Sensitivity
10/+4
dBm min/max
IF Input Frequency (RF2IN)
MHz min/max
ADF4206
0.05/0.55
GHz min/max
For f < 50 MHz ensure SR > 32 V/μs
ADF4208
0.08/1.1
GHz min/max
For f < 50 MHz ensure SR > 51 V/μs
IF Input Sensitivity
10/+4
–10/+4
dBm min/max
Maximum Allowable Prescaler
200
MHz max
REFIN CHARACTERISTICS
REFIN Input Frequency
5/40
MHz min/max
For f < 5 MHz ensure SR > 9 V/μs
2
dBm min
REFIN Input Capacitance
10
pF max
REFIN Input Current
±100
μA max
PHASE DETECTOR
Phase Detector Frequency
555
MHz max
CHARGE PUMP
ICP Sink/Source
High Value
5
mA typ
Low Value
1.25
mA typ
Absolute Accuracy
2.5
% typ
ICP Three-State Leakage Current
1
nA typ
LOGIC INPUTS
VINH, Input High Voltage
0.8 × VDD
V min
VINL, Input Low Voltage
0.2 × VDD
V max
IINH/IINL, Input Current
±1
μA max
CIN, Input Capacitance
10
pF max
LOGIC OUTPUTS
VOH, Output High Voltage
VDD 0.4
V min
IOH = 500 μA
VOL, Output Low Voltage
0.4
V max
IOL = 500 μA