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The Agilent N4902B 7 Gb/s SerialBERT operates within a range from 150 Mb/s up to 7 Gb/s. Available configurations are; one Pattern Generator and one Error Detector, one Pattern Generator only, one Error Detector only. The User Interface provides the following functions; Pattern Generator Setup, Error Setup Analyser / Detector, Pattern Editor, Measurement Results. Specifications. Pattern Generator Data Output; Range of operation: 150 Mbps to 7 Gb/s. Format: NRZ, normal or inverted. Amplitude/Resolution: 0.10 V to 1.8 V 5 mV steps. Output voltage window: -2.0 V to +3.0 V. Transition times (10% to 90%): < 25 ps. Jitter: 9 ps pp typical. Clock/data delay: ±0.75 ns. Clock Output Frequency: 150 MHz - 7 GHz. Clock Output Impedance: 50 ohm typ. Clock Output Amplitude/Resolution: 0.1Vpp to 1.8 Vpp 5 mV steps. Output voltage window: -2.00 to +2.8 V. Error Detector; Range of operation: 150 Mbps to 7 Gb/s. Termination Voltage: -2 V to +3 V or off (true differential mode). Format: NRZ. Max Input Amplitude: 2.0 V. Sensitivity: <50 mV pp. Decision threshold range: -2 V to +3 V in 0.1 mV steps. Max Levels: -2.2 V to +3.2 V. Phase Margin: 1 UI - 12 ps typical. Clock/Data phase alignment: ±0.75 ns in 100 fs steps. Clock data recovery (CDR): 4.23 Gb/s to 6.40 Gb/s, 2.115 Gb/s to 3.20 Gb/s, 1.058 Gb/s to 1.6 Gb/s. Clock Input Frequency range: 150 MHz to 7 GHz. Clock Input Interface: AC coupled, 50 ohm nominal. Clock Input Amplitude: 100 mV to 1.2 V. Display: 8" color LCD touchscreen. Interfaces: GPIB (IEEE 488), LAN, parallel printer port, VGA output, 4 x USB 2.0, 1 x USB 1.1 ports. Options. -100, Pattern Generator & Error Detector. -200, Pattern Generator only. -300, Error Detector only.
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