Overview
The HD3SS460RNHR, produced by Texas Instruments, is a high-speed bi-directional passive switch designed for the USB Type-C ecosystem. This component is part of the HD3SS460 family and is specifically packaged in a 30-pin WQFN (RNH) package. It provides a versatile solution for switching between various high-speed interfaces, including USB 3.1 Gen 1 and Alternate Mode (AM) signals such as DisplayPort 1.2a. The device supports both source/host and sink/device applications, making it highly adaptable for different system configurations.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 3.3 ± 10% | V |
| Operating Temperature Range | -40 to 85 | °C |
| Differential High Speed I/O Voltages | -0.5 to 2.5 | V |
| Low Speed I/O Voltages | -0.5 to 4 | V |
| Control Signal Voltages (POL, AMSEL, EN) | -0.5 to 4 | V |
| Switch ON Resistance for High Speed Differential Signals | 8 to 14 | Ω |
| Switch ON Resistance for Low Speed Signals | 12 | Ω |
| Active Current (EN = H or M) | 0.6 to 0.9 | mA |
| Shutdown Current | < 5 | µA |
| Package Type | WQFN (RNH) 30-pin | |
| Package Size | 2.50 mm × 4.50 mm |
Key Features
- Provides MUX solution for USB Type-C ecosystem including Alternate Mode (AM)
- Wide channel selection choices including USBSS and 2Ch/4Ch AM
- Compatible with 5 Gbps USB 3.1 Gen 1 and AM including 5.4 Gbps DisplayPort 1.2a
- Supports source/host and sink/device applications
- Cross-point MUX for low speed SBU pins
- Bidirectional 'Mux/De-Mux' differential switch
- Supports common mode voltage 0-2 V
- Low power consumption: <2 mW operational, <5 µW in shutdown mode
- Adaptive tracking to ensure channel stability over the common mode voltage range
- Excellent dynamic characteristics with minimal signal attenuation and jitter
Applications
- Flippable USB Type-C ecosystem
- Tablets, laptops, monitors, phones
- USB host and devices
- Docking stations
- High-speed interface applications requiring differential signaling
Q & A
- What is the primary function of the HD3SS460RNHR?
The HD3SS460RNHR is a high-speed bi-directional passive switch designed for the USB Type-C ecosystem, providing MUX solutions for various high-speed interfaces.
- What are the supported high-speed interfaces?
The device supports 5 Gbps USB 3.1 Gen 1 and Alternate Mode (AM) signals, including 5.4 Gbps DisplayPort 1.2a.
- What are the key features of the HD3SS460RNHR?
Key features include wide channel selection choices, compatibility with source/host and sink/device applications, cross-point MUX for low speed SBU pins, and low power consumption.
- What is the operating temperature range of the HD3SS460RNHR?
The operating temperature range is -40 to 85°C.
- What is the package type and size of the HD3SS460RNHR?
The device is packaged in a 30-pin WQFN (RNH) package, measuring 2.50 mm × 4.50 mm.
- How does the HD3SS460RNHR handle common mode voltage?
The device supports common mode voltage in the range of 0-2 V and employs adaptive tracking to ensure channel stability.
- What are the typical applications of the HD3SS460RNHR?
Typical applications include flippable USB Type-C ecosystems, tablets, laptops, monitors, phones, USB host and devices, and docking stations.
- How much power does the HD3SS460RNHR consume?
The device consumes less than 2 mW when operational and less than 5 µW in shutdown mode.
- What is the significance of the control pins POL, AMSEL, and EN?
The control pins POL, AMSEL, and EN provide MUX control, MUX configurations, and enable signals, respectively, allowing for dynamic control of the switching configurations.
- Does the HD3SS460RNHR require external components for operation?
The device may require decoupling capacitors and AC capacitors for proper operation, especially for USBSS and Alternate Mode signals.
