Agilent N1996A Data Sheet

Agilent
CSA Preliminary Specifications

Data Sheet

2

Frequency

Range 100 kHz to 3 GHz (Option 503)

100 kHz to 6 GHz (Option 506)

Frequency reading accuracy

± (freq indication x frequency reference accuracy +

0.5 x horizontal resolution + 1 Hz)

Internal reference accuracy ≤ ± 5 ppm/year (within
Aging rate 2 years of adjustment)
Temperature stability ≤ ± 2 ppm/year

≤ ± 1 ppm

Resolution bandwidth (RBW)

10 Hz to 200 kHz in 1% steps, 250 kHz, 300 kHz, 1 MHz, 3 MHz, 5 MHz

Selectivity Digital, approximately

(60 dB/3 dB bandwidth ratio) Gaussian shape

Span > 0; RBW ≤ 200 kHz < 8.4:1 (nominal)

Span > 0; RBW ≥ 250 kHz < 4.5:1 (nominal)

Zero span; RBW ≤ 10 kHz < 6.5:1 (nominal)

Zero span; RBW ≤ 1 MHz < 3:1 (nominal)

Accuracy

(RBW ≤ 200 kHz) < 2% zero span; < 7% span > 0

(nominal)

(RBW = 250 kHz, 300 kHz, < 4% zero span; < 4% span > 0
1 MHz, 3 MHz) (nominal)

Displayed average noise level (typical)

Preamp on Preamp off Preamp on
(10 Hz RBW) (10 Hz RBW) (Norm to 1 Hz)

500 MHz –148 dBm –130 dBm –158 dBm/Hz

1 GHz –146 dBm –128 dBm –156 dBm/Hz

2 GHz –142 dBm –124 dBm –152 dBm/Hz

3 GHz –144 dBm –130 dBm –154 dBm/Hz

4 GHz –142 dBm –128 dBm –152 dBm/Hz

5 GHz –139 dBm –125 dBm –149 dBm/Hz

6 GHz –136 dBm –122 dBm –146 dBm/Hz

Phase noise –85 dBc at 10 kHz offset (typical)

–124 dBc at 1 MHz offset (nominal)

Sweep and trace update times

Sweep time setting range 2 µs to 10 s
(zero span)

Local trace update

Span ≤ 100 MHz 3 updates/sec max
Span = 1 GHz 1 update/sec max

Remote sweep and trace transfer

Span = 0 120 ms minimum
Span ≤ 100 MHz 180 ms
Span = 3 GHz 1 sec

Amplitude

Maximum average +33 dBm
continuous power
(Attenuator ≥ 19 dB)

Maximum DC 50 V dc

Input attenuator range 0 to 40 dB in 1 dB steps

1 dB gain compression +13 dBm (nominal)

3

Overall amplitude accuracy (95%)

(20 to 30 °C, peak detector, preamplifier off, input signal
0 dBm to –50 dBm)

±0.5 dB 100 kHz to 1 GHz
±0.6 dB 1 GHz to 3 GHz
±0.8 dB 3 GHz to 6 GHz

Amplitude accuracy

Absolute amplitude accuracy ±0.4 dB
at 50 MHz reference ±0.4 dB 100 kHz to 1 GHz

Frequency response ±0.6 dB 1 GHz to 2.7 GHz

±0.7 dB 2.7 GHz to 3 GHz
±1.1 dB 3 GHz to 6 GHz

Scale fidelity ±0.2 dB (–10 to –80 dBm mixer level)

RBW switching ±0.3 dB

Attenuator switching. ±0.2 dB

Spurs and residuals

Third order intermodulation

TOI (third order intercept) +18 dBm nominal

Second order harmonic

SHI TBD (better than +40 dBm)

Input related spurs TBD

Residuals –90 dBm

Preamplifier 100 kHz to 3 GHz (Option P03)

100 kHz to 6 GHz (Option P06)

Gain 22 dB (nominal) < 2.7 GHz

18 dB (nominal < 6 GHz

Tracking generator 10 MHz to 3 GHz (Option P03)

10 MHz to 6 GHz (Option P06)

Input/output

RF input Type N, female (50 Ω)

Tracking generator output Type N, female (50 Ω)

USB-A USB 1.1 (low power device only)

LAN 10/100 base-T RJ-45 connector

Reference out BNC (female), 10 MHz, 0 dBm

nominal

Reference in BNC (female), 1 MHz, 2.048 MHz,

4.95 MHz, 10 MHz, 13 MHz,
15 MHz, 19.6608 MHz, 0.5 Hz (even
second clock), –5 to +10 dBm
(nominal)

External trigger input BNC (female)

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© Agilent Technologies, Inc. 2005
Printed in USA, December 13, 2005
5989-4519EN

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