USB2507-ADT USB 2.0 7-Port Hub Controller | Microchip
MPN: USB2507-ADT ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.7008 | $12.70 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
USB2507-ADT Overview
A USB hub controller is a semiconductor that manages traffic between one upstream USB host and multiple downstream peripherals. It belongs to the USB interface-controller hierarchy, which combines USB transaction translation, port management, clock recovery, power supervision, and device connectivity. The USB2507 is designed as a dedicated USB 2.0 hub rather than a general-purpose microcontroller, reducing the need for custom firmware and allowing compatible USB devices to share a host port.
Verified product information identifies seven downstream ports, USB 2.0 compatibility, and support for low-speed, full-speed, and high-speed devices. Search results also describe an internal 24 MHz crystal-driver circuit or external 24 MHz clock source, an internal phase-locked loop for 480 Mbit/s sampling, an internal 1.8 V linear regulator, integrated USB terminations and bias resistors, and short-circuit protection on USB differential pins. These functions support a compact hub implementation while reducing external clock and signal-conditioning overhead.
Configuration flexibility is provided through strapping options, an external EEPROM, or a microcontroller interface. Search data indicates that a microcontroller-connected hub appears as an SMBus slave, while strap options modify a limited subset of configuration choices. This allows prototype settings to change without firmware and production designs to use persistent configuration when required.
Typical uses include USB docking stations, external storage connectivity, laboratory equipment, computer-accessory consolidation, and embedded systems that need seven downstream USB connections. The controller should be paired with suitable hub-board power switching, protection, connectors, and layout that preserves USB differential-signal integrity. Designers must also verify the current electrical limits, pin functions, clock source, and reference configuration directly against the manufacturer datasheet before layout release.
The principal design consideration is that USB hub design combines high-speed edge-rate signaling with exposed connector paths. Controlled impedance, short matched traces, careful return paths, correct terminations, and verified power-supply sequencing are essential. The 80-pin TQFP footprint is not interchangeable with a smaller controller without a PCB redesign, even when another hub offers the same USB version.
This product record combines the verified Microchip USB2507 data, official datasheet links, distributor package information, configuration details, and practical implementation guidance. It is intended to support engineering selection and sourcing, while flagging missing electrical, lifecycle, pricing-tier, pinout, and compliance values rather than inventing them.
Drop-in alternatives for USB2507-ADT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with USB2507-ADT (same form factor and footprint) — differing in Full-Speed Data Rate, High-Speed Data Rate, Integrated USB Components, Low-Speed Data Rate, Package.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
No drop-in alternatives available for this product.
Request AlternativesUSB2507-ADT Specifications
| Product Type | Integrated USB 2.0-compatible 7-port hub controller |
| USB Specification Compatibility | USB 2.0 |
| Downstream Port Count | 7 ports |
| High-Speed Data Rate | 480 Mbit/s |
| Full-Speed Data Rate | 12 Mbit/s |
| Low-Speed Data Rate | 1.5 Mbit/s |
| Transaction Translators | 7 |
| Clocking | On-board 24 MHz crystal driver circuit or 24 MHz external clock driver |
| High-Speed Sampling Architecture | Internal PLL for 480 Mbit/s USB 2.0 sampling |
| Internal Supply | Internal 1.8 V linear voltage regulator |
| Configuration Methods | Strapping options, external EEPROM, or microcontroller interface |
| Power Management | Per-port or ganged selectable power control |
| Power-Source Detection | Bus-powered and self-powered source detection |
| Integrated USB Components | USB termination and pull-up/pull-down resistors |
| Differential-Pin Protection | Internal short-circuit protection |
| Package | 80-pin TQFP, 12 x 12 mm |
| Mounting Type | Surface mount |
| Firmware Requirement | No firmware development required |
USB2507-ADT 80-pin tqfp, 12 x 12 mm Pin Configuration Guide
Pin configuration for USB2507-ADT (80-pin tqfp, 12 x 12 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 USB2507-ADT.
Refer to the datasheet for full pin configuration.
Typical Applications
USB2507-ADT is suitable for 6 applications: Seven-Port USB Docking Station, Computer Accessory Consolidation Hub, Industrial USB Expansion Panel, Laboratory Instrument USB Interface, External Storage and Media Hub, Test and Measurement USB Backplane.
Seven-Port USB Docking Station
USB2507-ADT fits a docking station that needs seven downstream USB 2.0 connections rather than a smaller fixed-port hub. The controller supports 480 Mbit/s high-speed, 12 Mbit/s full-speed, and 1.5 Mbit/s low-speed devices, allowing common peripherals to retain their native USB speed. Place the controller between the upstream host connection and the downstream data paths, then provide separately verified port-power switching and connector protection. Its per-port or ganged power control can support different product power policies, while source detection helps distinguish bus-powered from self-powered operation.
Recommended
Computer Accessory Consolidation Hub
USB2507-ADT can consolidate keyboards, storage devices, printers, and other peripherals behind one upstream USB connection. Its seven transaction translators support mixed low-, full-, and high-speed devices, reducing the need for separate host controllers. The dedicated hub architecture also avoids requiring firmware development according to the official product-page data. In a finished hub, place matched USB differential routes on a controlled-impedance board, use datasheet-defined terminations, and keep connector and switching-device branches electrically isolated where platform requirements demand it.
Recommended
Industrial USB Expansion Panel
USB2507-ADT is suitable for industrial panels that expose several service or peripheral connections through one host port. Support for 1.5, 12, and 480 Mbit/s devices allows one hub section to accommodate legacy low-speed controls, full-speed peripherals, and high-speed storage. The 80-pin TQFP footprint requires deliberate fanout and a sufficiently large routing area, while the controller's EEPROM or microcontroller configuration options support controlled production behavior. Validate electrostatic protection, port-current limits, grounding, and cable shielding against the enclosure and industrial compliance requirements.
Recommended
Laboratory Instrument USB Interface
USB2507-ADT can provide a single host-side interface for a laboratory instrument that needs to connect control, storage, and diagnostic peripherals. Its high-speed path supports 480 Mbit/s devices, while the same hub can retain full-speed and low-speed compatibility. Configuration without custom firmware simplifies integration, although production designs may use EEPROM-defined settings or the microcontroller interface. Keep sensitive analog and precision measurement circuitry on separate power domains when possible, and route USB branches away from sensitive analog paths to reduce shared-impedance and conducted-noise risks.
Recommended
External Storage and Media Hub
USB2507-ADT can serve as the hub controller in an external storage or media enclosure where several USB devices may share a host connection. Its 480 Mbit/s high-speed operation suits devices that benefit from full USB 2.0 bandwidth, while seven transaction translators allow mixed-speed devices to coexist. The controller does not replace storage hardware or power supplies; it manages USB connectivity and port-level power behavior. Designers should budget downstream current, add protection appropriate to externally exposed connectors, and verify signal integrity through cable and enclosure transitions.
Recommended
Test and Measurement USB Backplane
USB2507-ADT can form the USB connectivity section of a modular test-and-measurement backplane. Seven downstream ports provide room for instrument control, calibration accessories, data loggers, and service interfaces without allocating separate host ports to each device. The dedicated controller supports mixed USB device speeds and can avoid firmware development in basic configurations. Because measurement systems may combine sensitive analog, high-speed digital, and USB domains, use careful partitioning, grounding, filtering, and controlled-impedance routing rather than treating USB as an isolated subsystem.
Recommended
Recommended Products Summary
Engineering reference data for USB2507-ADT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product |
|---|---|
| Package | 80-pin TQFP, 12 x 12 mm |
| Brand | Microchip Technology |
| Product Type | Integrated USB 2.0-compatible 7-port hub controller |
| Downstream Port Count | 7 ports |
| High-Speed Data Rate | 480 Mbit/s |
| Full-Speed Data Rate | 12 Mbit/s |
| Low-Speed Data Rate | 1.5 Mbit/s |
| Transaction Translators | 7 |
| Configuration | Strapping, external EEPROM, or microcontroller interface |
| Firmware Requirement | No firmware development required |
Key Differentiators
- Seven downstream USB ports in one controller (vs USB2513B-AEZC)
- USB 2.0 mixed-speed support (vs USB2513B-AEZC)
- Dedicated hub operation without custom firmware (vs Microcontroller-based USB hub implementation)
Design Notes
Treat every downstream USB route as a controlled-impedance differential signal. Use the board stackup and USB routing geometry specified by the applicable USB design guidance, keep the differential pair continuous, and avoid stubs, test pads, and unnecessary layer transitions. The controller supports 480 Mbit/s operation, so connector escapes and protection-device placement can materially affect eye quality and compliance. Verify the completed layout with simulation or measurement rather than relying only on schematic connectivity.
Do not infer downstream port-power capability from the USB2507 controller's internal 1.8 V regulator. The controller includes an internal linear regulator and selectable per-port or ganged power-control functions, but externally powered ports still require an appropriately designed power path. Budget each attached device's worst-case current, account for inrush, verify voltage tolerance at the connector, and ensure the upstream power source can meet the complete hub load. Use the manufacturer datasheet for exact internal-supply limits.
The 80-pin TQFP footprint needs careful escape planning because seven downstream ports plus an upstream port create many differential connections in a relatively small 12 x 12 mm device. Preserve pin assignment, place decoupling and required clock components according to the datasheet, and route high-speed pairs before lower-priority peripheral signals. Avoid placing noisy switching regulators or inductors beneath the hub's data lanes unless the system architecture and measurements demonstrate adequate isolation.
Do not treat USB2513B-AEZC or another three-port hub as a drop-in substitute for this seven-port 80-pin TQFP controller. Also do not assume configuration is fixed at reset: USB2507-ADT supports strap-based setup, EEPROM configuration, and a microcontroller interface. Confirm the selected mechanism, legal strap states, startup behavior, clock source, and default bus-role settings against the official manufacturer documentation before releasing a PCB.
Compliance Information
The supplied verified web data does not state compliance or lifecycle results for USB2507-ADT, so none are inferred.
