ADF41020(Rev0) Просмотр технического описания (PDF) - Analog Devices
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ADF41020 Datasheet PDF : 16 Pages
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Data Sheet
ADF41020
SPECIFICATIONS
DVDD = AVDD = VP = 3.0 V ± 5%, GND = 0 V, RSET = 5.1 kΩ, dBm referred to 50 Ω, TA = TMAX to TMIN, unless otherwise noted.
Table 1.
Parameter
Min
Typ
RF CHARACTERISTICS
RF Input Frequency (RFIN)
4.0
RF Input Sensitivity
−10
Maximum Allowable Prescaler
Output Frequency1
REFIN CHARACTERISTICS
REFIN Input Frequency
10
REFIN Input Sensitivity
0.8
REFIN Input Capacitance
REFIN Input Current
PHASE DETECTOR
Phase Detector Frequency2
CHARGE PUMP
ICP Sink/Source
High Value
5.0
Low Value
625
Absolute Accuracy
3
RSET
5.1
5.1
ICP Three-State Leakage
1
Sink and Source Current Matching
2
ICP vs. VCP
1
ICP vs. Temperature
2
LOGIC INPUTS
VIH, Input High Voltage
1.4
VIL, Input Low Voltage
IINH, IINL, Input Current
CIN, Input Capacitance
LOGIC OUTPUTS
VOH, Output High Voltage
1.4
VOH, Output High Voltage
IOH, Output High Current
VOL, Output Low Voltage
IOL, Output Low Current
POWER SUPPLIES
AVDD
DVDD
VP
IDD3
IP3
Power-Down Mode
DVDD − 0.4
2.85
2.85
2.85
27
4.5
1
Max Unit
18.0 GHz
+10 dBm
350 MHz
Test Conditions/Comments
See Figure 1 for input circuit
400
DVDD
10
±100
MHz
V p-p
pF
µA
100 MHz
mA
µA
%
5.1
kΩ
2
nA
%
%
%
V
0.6
V
±1
µA
10
pF
V
V
500 µA
0.4
V
500 µA
3.15 V
3.15 V
3.15 V
30
mA
5
mA
µA
For f < 10 MHz, ensure slew rate > 50 V/μs
Biased at DVDD/2 when input is ac-coupled
Programmable, see Figure 17
With RSET = 5.1 kΩ
With RSET = 5.1 kΩ
See Figure 17
TA = 25°C
0.5 V ≤ VCP ≤ VP − 0.5 V
0.5 V ≤ VCP ≤ VP − 0.5 V
VCP = VP/2
The SPI interface is 1.8 V and 3 V logic compatible
Open-drain output chosen, 1 kΩ pull-up resistor
to 1.8 V
CMOS output chosen
TA = 25°C
TA = 25°C
TA = 25°C
Rev. 0 | Page 3 of 16
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