1. What is MATEnet?
MATEnet is TE Connectivity's modular automotive Ethernet connector system designed for single-pair Ethernet (SPE) applications in vehicles. It provides the physical interface for 100BASE-T1 and 1000BASE-T1 communication links between ECUs, sensors, cameras, and zonal gateways. Multi-Gigabit variants (2.5/5/10 Gbps) are on the product roadmap.
As a modular connector platform, MATEnet supports interchangeable inserts that can be configured for different protocols. This allows a single connector cavity on an ECU to be populated with the appropriate insert for the required data link — whether that is 100BASE-T1 for a camera, 1000BASE-T1 for a backbone link, or another protocol as specified by the vehicle platform.
The connector uses a 100 Ω differential impedance interface with full 360° metal shielding (in STP variants). Cable assemblies can be built with unshielded twisted pair (UTP) for interior, low-EMI applications, or shielded twisted pair (STP) for engine bay and high-EMI environments. The specific cable type, conductor size, and jacket material must follow the OEM harness specification.
2. MATEnet Connector Variants and Cable Types
MATEnet connectors are available in multiple configurations depending on the application:
| Variant | Pairs | Typical Cable | Common Application |
|---|---|---|---|
| 1-pair (1×2) | 1 differential pair | UTP or STP, 26-22 AWG | Single camera, radar sensor, or ECU-to-ECU link |
| 2-pair (2×2) | 2 differential pairs | STP, 24-22 AWG | Zonal gateway backbone, redundant safety links |
| Multi-pair | Up to 4 pairs | STP, 22 AWG | High-density zonal hub aggregating multiple sensor feeds |
Cable Selection Considerations
- UTP (Unshielded Twisted Pair): Lighter, more flexible, lower cost. Suitable for interior cabin applications with low EMI — instrument panel, center console, seat modules. Requires careful routing away from motor and power cables.
- STP (Shielded Twisted Pair): Heavier but provides EMI immunity. Required for engine bay, near high-current cables, or any application requiring CISPR 25 Class 3 or higher EMC performance. The shield must be 360° terminated at both connector ends.
3. Single-Pair and Multi-Pair Configurations
| Configuration | Pin Count | Pairs | Typical Application |
|---|---|---|---|
| 1-pair | 2 (1 differential pair) | 1 | Single camera, radar sensor, or point-to-point ECU link |
| 2-pair | 4 (2 differential pairs) | 2 | Zonal gateway to central compute, redundant safety links |
| Multi-pair | Up to 8 (4 pairs) | Up to 4 | High-density zonal hub with multiple independent Ethernet links |
Pin Assignment
MATEnet connectors use a differential pair configuration with 100 Ω impedance. The exact pin numbering and pair assignment depend on the specific connector part number and the OEM's wiring specification. Always reference the mating connector drawing and customer pin assignment table — do not rely on generic pinout assumptions.
For cable assembly quoting, the minimum information needed is:
- Mating connector part number (both ends)
- Pin-to-pin wiring table or channel assignment diagram
- Cable length and tolerance
- Cable type (UTP or STP) and construction requirements
4. MATEnet vs Other SPE Connector Systems
MATEnet is one of several modular single-pair Ethernet connector systems used in the automotive industry. Others include H-MTD (Rosenberger), GEMnet (TE Connectivity), and NETBridge (Amphenol). Each comes from a different supplier ecosystem, but all serve the same fundamental purpose: providing a reliable physical interface for automotive Ethernet links.
| Parameter | MATEnet | H-MTD | GEMnet | NETBridge |
|---|---|---|---|---|
| Supplier | TE Connectivity | Rosenberger | TE Connectivity | Amphenol |
| Modular inserts | Yes | Yes | Yes | Yes |
| Max pairs | Up to 4 | Up to 2 | Up to 4 | Up to 4 |
| Cable type | UTP / STP | STP (primarily) | STP | STP |
| Sealed variant | IP67 available | IP67 in development | IP67 available | IP67 available |
5. How to Specify a MATEnet Cable Assembly
When requesting a quote for a custom MATEnet cable assembly, provide the following information to get an accurate quotation:
| Specification Item | What to Confirm |
|---|---|
| Connector family | MATEnet, with exact TE part number or compatible equivalent |
| Connector gender | Plug / jack / male / female, based on mating interface |
| Connector direction | Straight, right-angle, panel mount, PCB mount |
| Pair count | 1-pair (1×2), 2-pair (2×2), or multi-pair (up to 4 pairs) |
| Cable type | UTP or STP, conductor size (AWG), jacket material (PVC, XLPE, ETFE) |
| Cable length | Total length and tolerance (e.g., 500 mm ± 10 mm) |
| Pin assignment | Pin-to-pin wiring table, pair assignment, signal direction |
| Shielding | 360° shield termination, foil + braid, drain wire if required |
| Environment | Interior, engine bay, exterior, IP rating required |
| Test requirement | Continuity, impedance, return loss, insertion loss, TC9 if required |
| Documents needed | Drawing, mating connector part number, sample photo, pin assignment table |
Frequently Asked Questions
Q: What is MATEnet and who makes it?
A: MATEnet is TE Connectivity's modular automotive Ethernet connector system for single-pair Ethernet (SPE). It supports 100BASE-T1 and 1000BASE-T1, with Multi-Gigabit variants (2.5/5/10 Gbps) on the product roadmap. Both UTP and STP cable assembly options are available depending on the platform requirement.
Q: What cable types work with MATEnet connectors?
A: MATEnet supports UTP (unshielded twisted pair) for 100BASE-T1 and STP (shielded twisted pair) for 1000BASE-T1 and higher speeds. Common automotive Ethernet cables include 100 Ω differential impedance twisted pair with XLPE or ETFE insulation. The exact cable specification (conductor size, jacket material, shielding structure) follows the OEM platform requirement and installation zone.
Q: How does MATEnet compare to H-MTD?
A: Both are modular SPE connector systems, but from different suppliers: MATEnet (TE Connectivity) vs H-MTD (Rosenberger). Key differences: (1) H-MTD currently supports higher data rates (up to 10 Gbps, roadmap 25G) vs MATEnet (up to 1 Gbps, roadmap 10G); (2) H-MTD has broader adoption for Multi-Gigabit backbone links (BMW, Mercedes), while MATEnet is common for 100/1000BASE-T1 sensor and gateway links; (3) they are not intermateable — the connector family is determined by the ECU mating interface and OEM-approved connector list.
Q: What applications use MATEnet connectors?
A: MATEnet is commonly used for 100BASE-T1 and 1000BASE-T1 links in ADAS sensor connections, zonal gateway ports, and infotainment Ethernet. It is well-suited for SPE links where TE Connectivity's connector ecosystem is specified by the OEM platform.
Q: Can you make custom MATEnet cable assemblies?
A: Yes. Veycord manufactures custom MATEnet cable assemblies to customer specifications. We need the mating connector part number, pin assignment, cable length, cable type (UTP or STP), shielding requirement, and any relevant OEM validation standard. Send us your drawing and sample photo for a quote.
Specifying MATEnet for 100BASE-T1 or 1000BASE-T1?
Send the mating MATEnet part number, PHY speed, UTP or STP preference, cable length, and any OEM validation standard. We will confirm the correct cable construction and provide a quote.
Get MATEnet Quote → View Cable Assemblies