Overview
The PTN36241BBS,128 is a SuperSpeed USB 3.0 redriver IC produced by NXP USA Inc. This device is designed to enhance signal quality in USB 3.0 applications by performing receive equalization on deteriorated input signals and transmit de-emphasis to maximize system link performance. It supports data signaling rates of 5 Gbit/s through each of its two channels, making it suitable for various systems with different PCB trace and cable channel conditions.
Key Specifications
| Parameter | Description |
|---|---|
| Channels | 2 channels (one facing USB host, one facing USB peripheral/device) |
| Data Signaling Rate | 5 Gbit/s per channel |
| Receive Equalization | Selectable receive equalization with five gain settings per channel |
| Transmit De-emphasis | Selectable transmit de-emphasis and output swing per channel |
| Configuration | Configurable via 5-level configuration pins or I2C-bus interface |
| Power Supply | 3.3 V |
| Package | HVQFN24 4 mm x 4 mm with 0.5 mm pitch |
| Power Management | Advanced power management with support for USB 3.0 Low-power modes (U2/U3) |
Key Features
- High-speed channel processing supporting USB 3.0 SuperSpeed specification
- Selectable receive equalization to recover from InterSymbol Interference (ISI) and high-frequency losses
- Selectable transmit de-emphasis and output swing to pre-compensate for channel conditions
- Pin and I2C-bus programmable Input Signal Threshold setting for reliability under different noise environments
- Integrated termination resistors for impedance matching on both transmit and receive sides
- Programmable termination resistor for receiver side
- Automatic receiver termination indication and detection
- Advanced power management with dynamic activation/de-activation of internal circuitry and logic to conserve power
Applications
The PTN36241BBS,128 is suitable for a variety of applications that require high-speed USB 3.0 signal integrity, including:
- USB 3.0 hubs and docking stations
- External hard drives and SSDs
- High-speed data acquisition systems
- Industrial and medical devices requiring reliable high-speed USB connections
- Consumer electronics such as set-top boxes and gaming consoles
Q & A
- What is the primary function of the PTN36241BBS,128?
The primary function of the PTN36241BBS,128 is to enhance signal quality in USB 3.0 applications by performing receive equalization and transmit de-emphasis.
- How many channels does the PTN36241BBS,128 support?
The device supports two channels, one facing the USB host and the other facing the USB peripheral or device.
- What is the data signaling rate supported by each channel?
Each channel supports a data signaling rate of 5 Gbit/s.
- How can the PTN36241BBS,128 be configured?
The device can be configured via 5-level configuration pins or through an I2C-bus interface.
- What power supply does the PTN36241BBS,128 require?
The device is powered from a 3.3 V supply.
- What package type is the PTN36241BBS,128 available in?
The device is available in an HVQFN24 4 mm x 4 mm package with a 0.5 mm pitch.
- Does the PTN36241BBS,128 support low-power modes?
- What is the purpose of the integrated termination resistors in the PTN36241BBS,128?
The integrated termination resistors provide impedance matching on both transmit and receive sides.
- Can the termination resistor for the receiver side be programmed?
- Does the PTN36241BBS,128 have automatic receiver termination indication and detection?
