Optical Transceiver Glossary

Understand the terminology behind optical transceivers, compatibility, high-speed networks, quality testing, and global procurement.

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63 terms

All Glossary Terms

8

800G 800 Gigabit Ethernet

B

BER Bit Error Rate BiDi Bidirectional Burn-in Test Accelerated Burn-in Test

C

CFP2 C Form-factor Pluggable 2 CMIS Common Management Interface Specification Coherent Optics Coherent Optical Transmission Compatibility Testing Host Platform Compatibility Verification Compatible Transceiver Third-party Compatible Optical Transceiver CPO Co-Packaged Optics CWDM Coarse Wavelength Division Multiplexing

D

DCI Data Center Interconnect DDM / DOM Digital Diagnostic Monitoring / Digital Optical Monitoring DDP Delivered Duty Paid DFB Distributed Feedback Laser DR / DR4 Data Center Reach DSP Digital Signal Processor DWDM Dense Wavelength Division Multiplexing

E

EEPROM Electrically Erasable Programmable Read-Only Memory EML Electro-absorption Modulated Laser ER / ER4 Extended Reach Eye Diagram Signal Eye Diagram

F

FEC Forward Error Correction FR / FR4 Fiber Reach

L

LC Lucent Connector Lead Time Order Lead Time Leaf-Spine Network Leaf-Spine Network Architecture LPO Linear Pluggable Optics LR / LR4 Long Reach

M

MMF Multimode Fiber MOQ Minimum Order Quantity MPO / MTP Multi-fiber Push On / Multi-fiber Termination Push-on MSA Multi-Source Agreement

N

NRZ Non-Return-to-Zero

O

OEM / ODM Original Equipment Manufacturing / Original Design Manufacturing OM3 Optical Multimode 3 OM4 Optical Multimode 4 Optical Power Budget Optical Link Budget OS2 Optical Single-mode 2 OSFP Octal Small Form-factor Pluggable

P

PAM4 Four-level Pulse Amplitude Modulation

Q

QSFP+ Quad Small Form-factor Pluggable Plus QSFP-DD Quad Small Form-factor Pluggable Double Density QSFP28 Quad Small Form-factor Pluggable 28 QSFP56 Quad Small Form-factor Pluggable 56

R

RDMA Remote Direct Memory Access RMA Return Merchandise Authorization RoCEv2 RDMA over Converged Ethernet Version 2 Rx Sensitivity Receiver Sensitivity

S

Scale-up vs Scale-out Scale-up and Scale-out Networking SFP Small Form-factor Pluggable SFP+ Enhanced Small Form-factor Pluggable SFP28 Small Form-factor Pluggable 28 Silicon Photonics Silicon Photonics / SiPh SMF Single-mode Fiber SR / SR4 Short Reach

T

Temperature Cycling Temperature Cycling Test Traceability Product and Batch Traceability Tx Power Transmit Optical Power

U

UPC vs APC Ultra Physical Contact vs Angled Physical Contact

V

VCSEL Vertical-Cavity Surface-Emitting Laser Vendor Coding Transceiver Vendor EEPROM Coding

Z

ZR / ZR+ Extended Reach / Coherent Reach Class