Collection:

Interconnect Test

Functional Interconnect Test Solutions

Model:

941-1020

N/A

Functional Interconnect Test Solutions FITS-8CH

Error performance validation system for 1.6 Terabit (224G) interconnects

FITS-8CH, 2RU Benchtop Chassis

The Functional Interconnect Test Solutions, model FITS-8CH, includes 2RU benchtop chassis with eight (2×4) High Drive I/O front panel coaxial interface channels and eight (2×4) Chip to Module I/O front panel coaxial interface channels.

Interface 4-channel coaxial RF cables, 1.85mm, male
Number of channels Independent 8 Tx and 8 Rx
FEC Optional
Lane Speeds 212.5 Gb/s, 106.25 Gb/s, 53 Gb/s

Validating Error Performance in 1.6T Interconnects is Essential for Network Infrastructure

Demand for higher data throughput in AI data centers is accelerating the shift to 800GE and 1.6 Terabit Ethernet (1.6TE) network interconnects. Interfaces using 212Gb/s and 106Gb/s electrical lanes are critical for achieving meeting higher interconnect reliability as networks require more bandwidth and lower cost per gigabit. Industry standards for 800GE and 1.6T pluggable multi-source agreements (MSAs) define a wide range of high-speed fiber and copper interconnects. Keysight’s multiple-lane Functional Interconnect Test Solutions (FITS-8CH) provides 8 Tx and 8 Rx channels of functional Bit Error Rate (BER) and Forward Error Correction (FEC) performance validation.

Up to 224G Channel, 1.6T Error Performance Validation

Eight (8) independent Tx and Rx channels support PAM4 212Gb/s, 106Gb/s, and 53Gb/s channel speeds and can simultaneously measure real-time BER performance on all channels.

FEC Measurements on 224G Channels

With the Advanced Option, get key FEC-related measurements such as pre-FEC and post FEC, BER, frame loss ratio, and FEC symbol-error performance with distribution analysis, data tables, and graphical charts on 224G channels.

Product Development and Manufacturing Apps

Offers product‑development testing, QA of assembled interconnects, and in‑line, near‑line, and end‑of‑line error‑performance validation for sub‑assemblies and final assemblies, with direct 1.85 mm RF connections to MCBs and electrical evaluation boards. The Advanced Option adds automatic lane tuning to optimize signal performance.

Test More with Special Channel Configurations

High‑drive and chip‑to‑module channels support a range of signaling needs. High‑drive channels deliver maximum-voltage signals above 1 Vpp. Chip‑to‑module channels support Ethernet‑standard levels up to 1 Vpp. Direct connection to DCA‑X and UXR oscilloscopes enables advanced measurements.

Number of channels Independent 8 Tx and 8 Rx
4-channel coaxial RF cables, 1.85mm, male, Auto-lane tuning with Keysight DCA Lane Speeds
212.5 Gb/s, 106.25 Gb/s, 53 Gb/s Optional, FEC Monitoring

The Functional Interconnect Test Solutions, model FITS-8CH, includes 2RU benchtop chassis with eight (2×4) High Drive I/O front panel coaxial interface channels and eight (2×4) Chip to Module I/O front panel coaxial interface channels.

Functional Interconnect Test Solutions FITS-8CH

Error performance validation system for 1.6 Terabit (224G) interconnects

FITS-8CH, 2RU Benchtop Chassis

The Functional Interconnect Test Solutions, model FITS-8CH, includes 2RU benchtop chassis with eight (2×4) High Drive I/O front panel coaxial interface channels and eight (2×4) Chip to Module I/O front panel coaxial interface channels.

Interface 4-channel coaxial RF cables, 1.85mm, male
Number of channels Independent 8 Tx and 8 Rx
FEC Optional
Lane Speeds 212.5 Gb/s, 106.25 Gb/s, 53 Gb/s

Highlights

High-Speed Multi-Channel Testing: (8) independent transmit and (8) independent receive differential channels supporting 53Gb/s, 106Gb/s, and 212.5Gb/s PAM4 signaling speeds. FITS-8CH can simultaneously measure real-time BER performance on all (8) transmit and (8) receive channels.

  • Versatility Across Development and Manufacturing Applications: FITS-8CH is suitable for a wide range of high-speed interconnects and can be used for error performance validation in applications such as:
  • Product development and QA for pre-production fully assembled interconnects.
  • Manufacturing for sub-assembly mechanical alignment, temperature test, in-line, near-line, and end-of-line error performance validation applications.
  • FITS-8CH can connect to your 1.85mm RF connector fixture or to standard Module Compliance Boards with module controls over a GPIO interface. GPIO cable is included with chassis.
  • Advanced Optical and Electrical Interconnect Validation: Suitable for a wide range of high-speed interconnect test applications, including 1.6T, 800GE, and 400GE interconnect standards. Media types are fully retimed optical transceivers (FRO), Active Optical Cables (AOC), and Active Electrical Cables (AEC). Other interconnect types may be supported on 106G and 53G lanes. Please consult your Keysight representative.
  • Selection of channel voltage options for different applications: High Drive channels and Chip-to-Module channels are available.
  • High Drive channels are for maximum voltage levels for applications with interconnects that require signals at greater than 1Vpp signal.
  • Chip-to-Module channels for testing at industry standard Ethernet signal levels up to 1Vp-p.
  • Performance Under Challenging Conditions: Designed to deliver excellent signal integrity, ensuring that even under the most difficult signaling conditions, accurate BER at all supported channels speeds, and FEC symbol error correction analysis and margin assessment for the 212Gb/s channel speed are achieved.

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