JHL7540-S-LMHS - Dual-Port Thunderbolt 3 Controller | Intel
MPN: JHL7540-S-LMHS ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
JHL7540-S-LMHS Overview
An I/O controller interface IC coordinates communication between a host computing platform and external peripherals. A Thunderbolt 3 controller is a specialized high-speed interface controller that manages Thunderbolt links, connects compatible storage, displays, docks, and other peripherals, and supports the ecosystem of PCI Express and display-oriented connectivity associated with Thunderbolt 3. The exact electrical ratings beyond the verified identity and package information are not supplied in the source data and must be confirmed in Intel's product documentation before design release.
The key verified features are dual-port host support, Thunderbolt 3 controller function, FC-CSP construction, a 10.7 mm by 10.7 mm package outline, and tape-and-reel packaging. The LMHS ordering suffix distinguishes the offered supply configuration from the separately listed LMHR tray option. Those suffixes are packaging and ordering identifiers, not evidence of a different controller function.
Technically, the JHL7540 belongs in a platform-specific high-speed I/O design rather than a generic serial-interface application. Its implementation role is to provide the controller silicon required by a Thunderbolt-capable host system, while board designers must address power sequencing, high-speed routing, connector requirements, firmware support, and thermal management around the CSP package. The source data does not provide operating voltage, power consumption, signaling rates, temperature limits, pin names, or electrical timing values.
Typical uses include Thunderbolt docks, external high-speed storage, workstation connectivity, laptop or desktop platform designs, and other systems requiring dual-port Thunderbolt 3 host connectivity. Suitability depends on validating the associated platform firmware, board layout, power delivery, connector design, and supported operating conditions rather than relying on the distributor category label alone.
For a new layout, obtain the official package drawing and pin definitions, confirm the exposed-pad and ball requirements, and route high-speed differential signals as a controlled-impedance interconnect. Treat JHL7540-S-LMHS and JHL7540-S-LMHR as distinct ordering options until the manufacturer's orderable-parts information confirms whether their technical die and package treatment are identical.
This page summarizes the verified manufacturer and distributor identity, records unavailable technical fields explicitly, and avoids inventing specifications that were not present in the supplied data. It is intended as an engineering starting point for sourcing and design validation, not as a substitute for Intel's complete controller documentation.
Drop-in alternatives for JHL7540-S-LMHS — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
No drop-in alternatives available for this product.
Request AlternativesJHL7540-S-LMHS Specifications
| Device Type | Thunderbolt 3 controller |
| Controller Role | Dual-port host controller |
| Interface Category | I/O controller interface IC |
| Package Type | FC-CSP |
| Package Dimensions | 10.7 mm x 10.7 mm |
| Port Count | 2 ports |
| Supply Packaging | Tape and reel |
| Ordering Suffix | LMHS |
| Technology | Thunderbolt 3 |
| Manufacturer | Intel |
| Product Series | JHL7540 |
JHL7540-S-LMHS 10.7 mm x 10.7 mm Pin Configuration Guide
Pin configuration for JHL7540-S-LMHS (10.7 mm x 10.7 mm package). Pin numbering, functions, and connection diagrams are defined in the manufacturer datasheet. Refer to it for the exact footprint and soldering guidelines.
No detailed pinout data available for JHL7540-S-LMHS.
Refer to the datasheet for full pin configuration.
Typical Applications
JHL7540-S-LMHS is suitable for 6 applications: Dual-port Thunderbolt 3 host platform, Thunderbolt 3 docking station, External high-speed storage, Workstation external connectivity, Laptop external-display expansion, Professional audio and video workstation.
Dual-port Thunderbolt 3 host platform
JHL7540-S-LMHS is identified as a dual-port host Thunderbolt 3 controller, making it the central interface device for a host platform that needs two Thunderbolt-facing connections. In a laptop, desktop, or workstation architecture, the controller would sit between the platform's high-speed fabric and external connectors or dock circuitry. Its verified package is a 10.7 mm by 10.7 mm FC-CSP, so board planning must account for fine-pitch assembly, controlled-impedance routing, connector launch geometry, and power sequencing. The supplied data does not state aggregate throughput, lane allocation, display behavior, or power delivery, so those capabilities must be confirmed with Intel before final architecture approval.
Recommended
Thunderbolt 3 docking station
The dual-port host designation makes JHL7540-S-LMHS relevant to a Thunderbolt docking-station design that must coordinate multiple external connections from one host platform. The controller can be evaluated for a dock architecture where system firmware, connectors, power supplies, and downstream devices are designed as one validated reference system. Its 10.7 mm by 10.7 mm FC-CSP outline requires a verified land pattern and careful escape routing from the package. Because the source does not provide display, power-delivery, or USB-C routing details, engineers should not infer dock feature completeness from the controller name alone.
Recommended
External high-speed storage
A Thunderbolt 3 host controller can serve as the system-side interface element for an external storage design when the selected storage device, enclosure, cable, and host firmware form a supported connection. JHL7540-S-LMHS provides the verified dual-port host role, allowing a platform to evaluate more than one external Thunderbolt connection without assuming equivalent performance from the supplied data. Board-level design must validate trace loss, connector geometry, power supplies, enclosure thermal behavior, and operating-system support. The verified source does not specify storage protocol mapping or bandwidth, so those claims require Intel documentation and system testing.
Recommended
Workstation external connectivity
JHL7540-S-LMHS is applicable to a workstation or high-end desktop architecture that needs a dual-port host Thunderbolt 3 controller for external peripherals. Workstation designs commonly require careful integration of high-speed differential routing, connector launches, auxiliary power, chassis grounding, and thermal paths, so the controller should be treated as a platform-level design dependency rather than a standalone chip. The 10.7 mm by 10.7 mm FC-CSP package supports compact placement but requires manufacturer land-pattern and assembly guidance. Firmware support, display behavior, power delivery, and sustained performance are not stated in the supplied records and must be verified before procurement.
Recommended
Laptop external-display expansion
The JHL7540-S-LMHS can be evaluated in a laptop platform that needs external-display and peripheral expansion through Thunderbolt 3 connections. A dual-port host arrangement may simplify system-level connectivity, but the supplied source does not confirm display modes, resolution limits, refresh rates, lane sharing, or docking interoperability. Those requirements are often more important than the controller's marketed identity in an external-display design. Before layout, obtain Intel's official platform documentation, confirm firmware and operating-system support, and validate connector, AC-coupled or DC-connected display paths, and power-budget requirements.
Recommended
Professional audio and video workstation
A Thunderbolt 3 controller in a dual-port host configuration may support professional audio and video workstations that connect external storage, displays, and specialized peripherals. JHL7540-S-LMHS is relevant when the system requires Intel-supported Thunderbolt connectivity, but the supplied data does not specify audio-class latency, display synchronization, bus bandwidth, or real-time performance. Engineers should evaluate the complete signal chain, including capture devices, storage controllers, displays, cables, and software, rather than assuming controller features from the part number. The verified package is FC-CSP at 10.7 mm by 10.7 mm, making assembly and routing validation essential.
Recommended
Recommended Products Summary
Engineering reference data for JHL7540-S-LMHS — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product |
|---|---|
| Brand | Intel |
| Package | FC-CSP, 10.7 mm x 10.7 mm |
| Device Type | Thunderbolt 3 controller |
| Host Configuration | Dual-port host |
| Supply Packaging | Tape and reel |
| Series | JHL7540 |
| Ordering Suffix | LMHS |
Key Differentiators
- Verified dual-port host positioning (vs JHL7540-S-LMHR)
- Tape-and-reel supply configuration (vs JHL7540-S-LMHR)
- Compact verified package identity (vs Unverified alternatives)
Design Notes
Do not create a footprint from the 10.7 mm by 10.7 mm package outline alone. Obtain Intel's official FC-CSP mechanical drawing and recommended land pattern, then verify ball-map orientation, pitch, exposed-pad or central-pad treatment, solder-mask definition, paste stencil, and assembly tolerances with the PCB and assembly houses. Fine-pitch CSP packages can be electrically incompatible with a visually similar but mechanically different land pattern.
Treat Thunderbolt 3 connections as controlled-impedance, high-speed links rather than ordinary digital traces. Follow Intel's reference design and connector-launch requirements for trace geometry, layer transitions, return paths, length matching, and reference-plane continuity. The supplied data does not provide a signal rate or routing tolerance, so engineers must obtain the authoritative specification before choosing impedance values or claiming signal-integrity margin.
Do not substitute JHL7540-S-LMHR for JHL7540-S-LMHS solely because both appear under the same JHL7540 family name. The supplied records show different supply suffixes and do not verify identical die revision, labeling, lifecycle, or assembly treatment. Check Intel's official orderable-parts table and procurement documentation before treating either code as a drop-in equivalent.
Power delivery is a required design input, but no operating voltage, current, or power-consumption values were supplied for JHL7540-S-LMHS. Before schematic capture, obtain Intel's electrical tables and platform reference design, then determine rail sequencing, decoupling, auxiliary-supply requirements, and connector power budgets. Validate thermal performance at the intended ambient temperature rather than assuming that the compact FC-CSP package removes the need for heat-path analysis.
Compliance Information
The supplied search results do not contain verified compliance declarations for JHL7540-S-LMHS. AEC-Q100 is not applicable based on the available information, but this does not constitute a formal qualification statement. Confirm RoHS, REACH, lead-free, halogen-free, and conflict-mineral status with Intel and current authorized-distributor documentation.