EVAL-ADF4108EBZ1 Datasheet, PDF (3/20 Pages) Analog Devices – PLL Frequency Synthesizer

Data Sheet
ADF4108
SPECIFICATIONS
AVDD = DVDD = 3.3 V ± 2%, AVDD ≤ VP ≤ 5.5 V, AGND = DGND = CPGND = 0 V, RSET = 5.1 kΩ, dBm referred to 50 Ω, TA = TMIN to
TMAX, unless otherwise noted.
Table 1.
Parameter
RF CHARACTERISTICS
RF Input Frequency (RFIN)
RF Input Sensitivity
Maximum Allowable Prescaler
Output Frequency³
REFIN CHARACTERISTICS
REFIN Input Frequency
REFIN Input Sensitivity⁴
REFIN Input Capacitance
REFIN Input Current
PHASE DETECTOR
Phase Detector Frequency⁶
CHARGE PUMP
ICP Sink/Source
High Value
Low Value
Absolute Accuracy
RSET Range
ICP Three-State Leakage
Sink and Source Current Matching
ICP vs. VCP
ICP vs. Temperature
LOGIC INPUTS
VIH, Input High Voltage
VIL, Input Low Voltage
IINH, IINL, Input Current
CIN, Input Capacitance
LOGIC OUTPUTS
VOH, Output High Voltage
VOH, Output High Voltage
IOH, Output High Current
VOL, Output Low Voltage
POWER SUPPLIES
AVDD
DVDD
VP
IDD (AIDD + DIDD)⁷
IP
Power-Down Mode (AIDD + DIDD)⁸
B Version¹
1.0/8.0
−5/+5
300
325
20/250
0.8/VDD
10
±100
104
5
625
2.5
3.0/11
1
2
1.5
2
1.4
0.6
±1
10
1.4
VDD − 0.4
100
0.4
3.2/3.6
AVDD
AVDD/5.5
17
0.4
10
B Chips²
(Typ)
1.0/8.0
−5/+5
300
325
20/250
0.8/VDD
10
±100
104
5
625
2.5
3.0/11
1
2
1.5
2
1.4
0.6
±1
10
1.4
VDD − 0.4
100
0.4
3.2/3.6
AVDD
AVDD/5.5
17
0.4
10
Unit
GHz min/max
dBm min/max
MHz max
MHz max
MHz min/max
V p-p min/max
pF max
μA max
MHz max
mA typ
μA typ
% typ
kΩ typ
nA typ
% typ
% typ
% typ
V min
V max
μA max
pF max
V min
V min
μA max
V max
V min/max
V min/max
mA max
mA max
μA typ
Test Conditions/Comments
See Figure 11 for input circuit
For lower frequencies, ensure slew rate (SR) > 320 V/μs
P=8
P = 16
For f < 20 MHz, ensure SR > 50 V/μs
Biased at AVDD/2⁵
Programmable; see Figure 18
With RSET = 5.1 kΩ
With RSET = 5.1 kΩ
See Figure 18
1 nA typical; TA = 25°C
0.5 V ≤ VCP ≤ VP − 0.5 V
0.5 V ≤ VCP ≤ VP − 0.5 V
VCP = VP/2
Open-drain output chosen; 1 kΩ pull-up resistor to 1.8 V
CMOS output chosen
IOL = 500 μA
AVDD ≤ VP ≤ 5.5 V
15 mA typ
TA = 25°C
Rev. B | Page 3 of 20