Data Sheet

ADL5961

SPECIFICATIONS

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Rev. 0 | 3 of 34

AVCC = OVCC = 5.0 V, EN = OVDD = 3.3 V, VCM = 2.5 V, TA = 25°C, source impedance (ZO) and load impedance (ZL) = 50 Ω, continuous

wave input at RFIN, RF power (PRF) = 0 dBm, LO drive single-ended, LO power (PLO) = 0 dBm, RF frequency (fRF) = 1 GHz, LO frequency (fLO)

= fRF + 500 kHz, FGAIN (Register 0x23, Bits[6:0]) = RGAIN (Register 0x24, Bits[6:0]) = 24 (decimal), BYPASS (Register 0x20, Bit 4) = 1, default

SPI register values, unless otherwise noted. Test circuit shown in Figure 72.

Table 1. Specifications

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

BIDIRECTIONAL BRIDGE

RFIN to RFOUT

RF Frequency Range

0.000009 to

26.5

GHz

Insertion Loss

fRF = 100 kHz

0.9

dB

fRF = 1 GHz

1.1

dB

fRF = 10 GHz

1.8

dB

fRF = 15 GHz

1.9

dB

fRF = 18 GHz

2.0

dB

fRF = 26.6 GHz

4.8

dB

Return Loss (S11)

fRF < 20 GHz

>12

dB

Directivity1

fRF = 100 kHz, LOMODE = 0, BYPASS = 0

40.5

dB

fRF = 1 GHz

35.6

dB

fRF = 10 GHz

20.4

dB

fRF = 15 GHz

25.1

dB

fRF = 18 GHz

16.7

dB

fRF = 26.5 GHz

9.1

dB

Third-Order Intercept (IP3)

fRF = 1 GHz

71

dBm

VNA CHANNELS

RFIN to IFFP/IFFM, RFOUT to IFRP/IFRM

RF Frequency Range

0.000009 to

26.5

GHz

RF to IF Leakage

fRF = 50 MHz, differential IF output

−13.5

dBV

Maximum Voltage Conversion Gain2

FGAIN, RGAIN = 0x42 (66 dB), fLO = fRF + 10 MHz

fRF = 100 kHz

51.1

dB

fRF = 1 GHz

51.1

dB

fRF = 10 GHz

48.9

dB

fRF = 15 GHz

46.4

dB

fRF = 18 GHz

45

dB

fRF = 26.5 GHz

33.1

dB

Minimum Voltage Conversion Gain

FGAIN, RGAIN = 0x00 (0 dB), fLO = fRF + 10 MHz

fRF = 100 kHz

−11.2

dB

fRF = 1 GHz

−13

−11.2

−9

dB

fRF = 10 GHz

−13.4

dB

fRF = 15 GHz

−15.9

dB

fRF = 18 GHz

−17.3

dB

fRF = 26.5 GHz

−26.4

dB

Conversion Gain Step Size

See Table 12

4.4

6.3

dB

Input 1dB Compression Point (IP1dB)

fRF = 1 GHz, FGAIN = RGAIN = 0

29

dBm

Output 1dB Compression Point (OP1dB)

FGAIN, RGAIN ≥ 12, 100 Ω differential load

18.4

dBm

Input Third-Order Intercept (IIP3)3

fRF = 1 GHz, FGAIN, RGAIN = 0

32

dBm

Output Third-Order Intercept (OIP3)

FGAIN = RGAIN = 30 (decimal)

32.3

dBm

Input Second-Order Intercept (IIP2)3

fRF = 1 GHz, FGAIN = RGAIN = 0

55

dBm