Data Sheet ADF5901
Rev. A | Page 3 of 26
SPECIFICATIONS
AHI = TX_AHI = RF_AHI = VCO_AHI = DVDD = 3.3 V ± 5%, AGND = 0 V, dBm referred to 50 Ω, T
A
= T
MAX
to T
MIN
, unless otherwise
noted. Operating temperature range is −40°C to +105°C.
Table 1.
Parameter Min Typ Max Unit Test Conditions/Comments
OPERATING CONDITIONS
RF Frequency Range 24 24.25 GHz
VCO CHARACTERISITICS
V
TUNE
1 2.8 V
V
TUNE
Impedance 100 kΩ
VCO Phase Noise Performance
At 100 kHz Offset −88 dBc/Hz
At 1 MHz Offset −108 dBc/Hz
At 10 MHz Offset −128 dBc/Hz
Amplitude Noise −150 dBc/Hz At 1 MHz offset
Static Pulling f
VCO
Change vs. Load ±2 MHz Open-loop into 2:1 voltage standing wave ratio
(VSWR) load
Dynamic Pulling Tx On/Off Switch Change ±10 MHz Open-loop
Dynamic Pulling Tx to Tx Switch Change ±5 MHz Open-loop
VCO
Spurious Level Harmonics −30 dBc
Spurious Level Nonharmonics <−70 dBc
POWER SUPPLIES
AHI, TX_AHI, RF_AHI, VCO_AHI, DVDD 3.135 3.3 3.465 V
Total Current, I
TOTAL
1
170 mA
Software Power-Down Mode 500 µA
Hardware Power-Down Mode 200 µA
Tx OUTPUT
Output Power 2 8 10 dBm
Output Impedance 50 Ω
On/Off Isolation 30 dB Single Tx output switched on/off
Tx to Tx Isolation 25 dB
Power-Up/Power-Down Time 200 ns
LO OUTPUT
Output Power −7 −1 +5 dBm
Output Impedance 50 Ω
AUX PIN OUTPUT
Output Power −9 −5 0 dBm Single-ended
Output Frequency
Divide by 2 Output 12 12.125 GHz
Divide by 4 Output 6 6.0625 GHz
Output Impedance 200 Ω Differential
On/Off Isolation 30 dB
AUX to LO Isolation 30 dB
TEMPERATURE SENSOR
Analog Accuracy ±5 °C Following one-point calibration
Following one-point calibration
Sensitivity 6.4 mV/°C
