67 GHz 1×4 TW70 to 1.85 mm Female Multi-Coax Cable Assembly VST-L-TW70FF104-XXX
P/N: VST-L-TW70FF104-XXX
- 1×4 TW70 breakout to 4 × 1.85 mm female connectors
- DC–67 GHz · 50 Ω · ±1 ps phase matching
- 2.54 mm pitch · Compact multiport interface
- Custom cable lengths · RF test report included
Product overview
VST-L-TW70FF104-XXX is a 4-channel (1×4) high-density multi-coax breakout cable assembly, transitioning a compact TW70 multiport interface to four independent 1.85 mm female coaxial terminations. Designed for 50 Ω signal paths from DC to 67 GHz, it supports RF and millimeter-wave test fixtures, measurement systems and module interconnects.
Technical specifications
| Electrical performance | |
|---|---|
| Frequency range | DC–67 GHz |
| Nominal impedance | 50 Ω per channel |
| Return loss | ≥ 11 dB |
| Insertion loss | ≤ (11.55 × L / 1000 + 1.3) dB |
| Phase matching | ±1 ps |
| Interface & mechanical specifications | |
| Channel arrangement | 1×4 / 4 independent channels |
| Multiport interface | TW70, single row |
| Coaxial terminations | 4 × 1.85 mm female |
| Contact pitch | 2.54 mm |
| Minimum cable bend radius | 18 mm |
| Mating durability | ≥ 500 cycles |
| Cable length | 120 / 250 / 300 mm or custom length |
| Construction & environment | |
| TW70 housing | Anodized aluminum |
| Insulators | PTFE / PEEK |
| Signal contacts | Gold-plated beryllium copper |
| Operating temperature | 0 °C to +85 °C |
| RoHS | Compliant |
L = specified assembly length in mm.
Representative RF performance & configuration
The datasheet provides representative TW70 series RF measurements from a different configuration (reference: VST-L-TW70MF116-300), including S14 transmission and S11/S44 reflection responses. These series-reference results are not presented as measurements of this 1×4 female-ended assembly.
For ordering, specify cable length, port-to-channel mapping, TW70 mating interface and RF requirements. A configuration-specific RF test report is supplied with each delivered assembly.
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