Samtec's ExaMAX® I/O external cable and cage system features EMI shielding to help limit signal degradation and optimize performance, supporting 64 Gbps PAM4 (32 Gbps NRZ) applications. The high-density design features up to 72 staggered differential pairs on individual signal wafers, which increases isolation and significantly reduces crosstalk. For additional signaling, one sideband per column is included. Eye Speed® ultra low skew cable technology improves bandwidth and extends signal reach.
Fully shielded, EMI protected I/O cable system using proven ExaMAX® technology with two reliable points of contact for 64 Gbps PAM4 (32 Gbps NRZ) performance in a cable-to-panel configuration.
Family Overview
Features
Fully shielded external cable and cage for EMI protection
Enables 64 Gbps PAM4 (32 Gbps NRZ) electrical performance on 2.00 mm column pitch
24 to 72 pairs (4 and 6 pairs; 6, 8, 10 and 12 columns)
Single port cage designed for use with ExaMAX® right-angle board connector (EBTM-RA)
Rugged pull latch for mating/unmating
30 and 34 AWG Eye Speed® ultra low skew twinax cable
Individual signal wafers with staggered differential pair design
One-piece embossed ground structure on each signal wafer to reduce crosstalk
Roadmap: cable-to-cable bulkhead panel connection for increased performance to 112 Gbps PAM4
Contact System
- Two reliable points of contact
- Even when subjected to angled mating
- Meets Telecordia GR-1217 CORE specification
- 2.4 mm mating surface area (contact wipe)
- Minimizes residual stub
- Clear separation between contact points
- Lowest mating force on the market
- Excellent contact normal force
Wafer Design
- Individual signal wafers
- Staggered, differential pair design
- 24-72 pairs
- Ground Plane
- One-piece, embossed ground structure
- Increased isolation significantly reduces crosstalk
- Ground signal placement engineered for 92Ω impedance
- Addresses both 85 and 100Ω applications
- Balanced differential pairs are arranged in columns with zero skew
Stub-Free Mating
- Fully protected terminals on both backplane and daughtercard connectors ensure stub-free mating
- Hermaphroditic mating interface provides reliable mating, protects pins
Ultra-Low Skew Cable Technology
Samtec's proprietary co-extruded Eye Speed® twinax cable technology eliminates the performance limitations and inconsistencies of individually extruded dielectric twinax cabling; improving signal integrity, bandwidth and reach for high-performance system architectures.
Ultra Low Skew Twinax
- Ideal for 28–112+ Gbps applications
- Tight coupling between signal conductors
- Improved bandwidth and reach
- Improved signal integrity and eye pattern opening
- Low skew (< 3.5 ps/meter) over extended lengths
Downloads & Resources
Literature
Products
EBCE
Features
Fully shielded external cable and cage for EMI protection
Supports 64 Gbps PAM4 (32 Gbps NRZ) applications
Individual signal wafers with staggered differential pair design; 24–72 pairs (board connectors) and 16–96 pairs (cable assemblies)
Rugged pull latch for mating/unmating
30 and 34 AWG Eye Speed® ultra low skew twinax cable
One-piece embossed ground structure on each signal wafer to reduce crosstalk
EBTC
Features
Fully shielded cage for EMI protection
Single port cage designed for use with ExaMAX® right-angle board connector (EBTM-RA), which supports 64 Gbps PAM4 (32 Gbps NRZ) applications and is PCIe® 6.0/CXL® 3.1 capable
Individual signal wafers with staggered differential pair design; 24–72 pairs (board connectors) and 16–96 pairs (cable assemblies)
One-piece embossed ground structure on each signal wafer to reduce crosstalk
Contact Sales
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