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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, TA = TMAX to TMIN, 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

24.25

GHz

VCO CHARACTERISITICS

VTUNE

2.8

VTUNE 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 fVCO 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

Pushing fVCO Change vs. AHI Change

±5

MHz/V

Open-loop

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

Total Current, ITOTAL1

170

Software Power-Down Mode

500

µA

Hardware Power-Down Mode

200

µA

Tx OUTPUT

Output Power

dBm

Output Impedance

On/Off Isolation

Single Tx output switched on/off

Tx to Tx Isolation

Power-Up/Power-Down Time

200

LO OUTPUT

Output Power

−7

−1

dBm

Output Impedance

On/Off Isolation

AUX PIN OUTPUT

Output Power

−9

−5

dBm

Single-ended

Output Frequency

Divide by 2 Output

12.125

GHz

Divide by 4 Output

6.0625

GHz

Output Impedance

200

Differential

On/Off Isolation

AUX to LO Isolation

TEMPERATURE SENSOR

Analog Accuracy

±5

°C

Following one-point calibration

Digital Accuracy

±5

°C

Following one-point calibration

Sensitivity

6.4

mV/°C

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