Overview
The TDP158RSBT, produced by Texas Instruments, is a 6Gbps AC-coupled HDMI signal redriver designed to transition-minimized differential signal (TMDS) or DisplayPort™ inputs to HDMI 2.0b TMDS outputs. This device supports high-speed data rates, making it suitable for applications requiring high-resolution video transmission. It is compatible with HDMI 2.0b electrical parameters and supports DisplayPort dual-mode standard version 1.1. The TDP158RSBT is optimized for low power consumption and features advanced power management techniques, including dual power supply rails and multiple standby modes.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| TMDS Data Rate | 0.25 | 6 | 6 | Gbps |
| TMDS Clock Rate | 25 | - | 340 | MHz |
| Input Differential Termination Impedance | 80 | 100 | 120 | Ω |
| Input Common Mode Voltage | - | - | 0.7 | V |
| Device Power Dissipation (Active) | 200 | 350 | - | mW |
| Device Power Dissipation (Standby) | 34 | - | 60 | mW |
| Operating Temperature Range | 0 | - | 85 | °C |
| Package Type | - | - | 40-pin WQFN, 5mm × 5mm | - |
Key Features
- AC-coupled TMDS or DisplayPort™ dual-mode physical layer input to HDMI 2.0b TMDS physical layer output supporting up to 6Gbps data rate.
- Supports 4K @ 60Hz, WUXGA @ 16-bit color depth, and 1080p with higher refresh rates.
- Programmable fixed receiver equalizer up to 15.5dB and global or independent high-speed lane control.
- Pre-emphasis, transmit swing, and slew rate control via I2C or pin strapping.
- Configurable as a DisplayPort redriver through I2C.
- Full lane swap on main lanes.
- Low power consumption with multiple power management modes.
- Dual power supply rails of 1.1V on VDD and 3.3V on VCC.
- Supports HDMI 2.0b SCDC communication and adjustable DDC data rate.
Applications
- Notebook, desktop, all-in-ones, tablets, and gaming PCs.
- Audio or video equipment.
- Blu-ray™ DVD players.
- Gaming systems.
- HDMI adapters or dongles.
- Docking stations.
Q & A
- What is the maximum data rate supported by the TDP158RSBT?
The TDP158RSBT supports up to 6Gbps data rate.
- What video resolutions does the TDP158RSBT support?
The device supports resolutions such as 4K @ 60Hz, WUXGA @ 16-bit color depth, and 1080p with higher refresh rates.
- How can the receiver equalizer be adjusted on the TDP158RSBT?
The receiver equalizer can be adjusted using I2C control or pin strapping (EQ1 and EQ2 pins).
- What are the power supply rails for the TDP158RSBT?
The device uses dual power supply rails of 1.1V on VDD and 3.3V on VCC.
- How does the TDP158RSBT manage power consumption?
The device features multiple power management modes, including standby and power-down modes, and supports low power consumption of around 200mW active and 8mW in shutdown state.
- Can the TDP158RSBT be configured as a DisplayPort redriver?
Yes, the TDP158RSBT can be configured as a DisplayPort redriver through I2C.
- What is the package type and size of the TDP158RSBT?
The device comes in a 40-pin WQFN package with dimensions of 5mm × 5mm.
- What is the operating temperature range of the TDP158RSBT?
The operating temperature range is from 0°C to 85°C.
- Does the TDP158RSBT support HDMI SCDC communication?
Yes, the device supports HDMI 2.0b SCDC communication with an adjustable DDC data rate.
- How can the source termination impedance be controlled on the TDP158RSBT?
The source termination impedance can be controlled using the TERM pin, allowing for three different impedance settings.
