1
Introduction
8
Keysight N4891A 400GBASE FEC-Aware Rx Test Solution Getting Started Guide
Specifications
lists out the specifications for various characteristics of the N4891A chassis.
Table 2
N4891A Specifications
Device Characteristics
Specification values
Physical Interfaces
Native QSFP-DD MSA compatible physical ports
Chassis Configurations
2- or 4-port base chassis system, desktop or rack mount, 2 RU
Chassis Connector Systems
Power ON/OFF button
1 LED per port
Clock IN / OUT: 2 SMA female connectors
Trigger IN / OUT: 2 SMA female connectors
4 USB: (2) USB 2.0 (2) USB 3.0 compatible ports
1 RJ45: 1000/100/10Mbps Ethernet management port
1 Display Port, supports a maximum resolution of 4096 x 2304 @60Hz
Chassis Clock IN – Electrical Specifications
Frequency: 166.015625 MHz +/- 100 PPM
50 ohm termination
Minimum = 0.5 Vpk-pk = 0.18 Vrms (sine)
Maximum = 3.0 Vpk-pk = 1.06 Vrms (sine)
Chassis Clock OUT – Electrical Specifications
Frequency: 166.015625 MHz +/- 100 PPM
HCSL, 50 Ohm
VOH > 0.55V, VOL < 0.15V, Swing > 0.55V
Hardware Trigger IN / OUT – Electrical
Specifications
Trigger In: 50 ohm termination; Minimum = -1.0V, Maximum = +4.0V, Swing > 0.2V
Trigger Out: HCSL, 50 ohm; VOH > 0.55V, VOL < 0.15V, Swing > 0.55V
Chassis System Electrical Power
Operates on 100-240VAC, 50/60Hz,
•
8 Amps on 100-125VAC
•
4 Amps on single phase, 200-240VAC
Chassis System Dimensions
11.14” (L) x 17.4” (W) x 3.65” (H)
283mm (L) x 442mm (W) x 92.65mm (H)
Chassis System Weights
Hardware only: 21.75 lbs. (9.87 kg)
Shipping: 30.49 lbs. (13.83 kg)
Includes rack mount ears, cable support bracket, power cord, accessories and packaging.
Temperature
Operating: 41°F to 95°F (5°C to 35°C)
Storage: 41°F to 122°F (5°C to 50°C)
Humidity
Operating: 0% to 85%, non-condensing
Storage: 0% to 85%, non-condensing
Regulatory Compliance Specifications
IEC 60950-1, UL 60950-1, CSA C22.2 No.60950-1, IEC 62368-1, UL 62368-1,
CSA 62368-1, CE (LVD, EMC, RoHS), EN/IEC 55032, EN/IEC 55024, CFR 47, FCC Part 15B, ICES-003, AS/NZ CISPR
32/24, KN32/35
