Overview
The TMDS181IRGZR, produced by Texas Instruments, is a high-performance TMDS (Transition-Minimized Differential Signaling) retimer designed for digital video interfaces such as HDMI and DVI. This component supports data rates up to 6 Gbps, enabling it to handle high-resolution video signals including 4k2k60p at 24 bits per pixel and up to WUXGA with 16-bit color depth or 1080p with higher refresh rates. It is particularly useful in applications requiring reliable and high-speed video transmission, such as media players, set-top boxes, displays, and video projectors.
Key Specifications
| Type | Value |
|---|---|
| Protocols | HDMI |
| Speed (max) | 6 Gbps |
| Number of channels | 4 |
| Supply voltage | 1.2 V, 3.3 V |
| Operating temperature range | -40°C to 85°C, 0°C to 85°C |
| Package/Case | VQFN (RGZ)-48 |
| Package dimensions | 7 mm x 7 mm, 0.5 mm pitch |
Key Features
- HDMI input port to output port with CDR supporting up to 6 Gbps data rates
- Compatible with HDMI electrical parameters up to 6 Gbps in retimer mode
- Supports 4k2k60p and up to WUXGA 16-bit color depth or 1080p with higher refresh rates
- Retimes input stream to compensate for random jitter
- Adaptive receiver equalizer or programmable fixed equalizer
- I²C and pin strap programmable
- Inter-pair skew compensation of 5+ bits
- Single-ended mode ARC support
- Link debug tools including eye diagram after the RX equalizer
Applications
The TMDS181IRGZR is commonly used in various multimedia and video display applications, including:
- Media players
- Set-top boxes
- Displays
- Video projectors
- Digital TVs
- Digital projectors
- Audio/Video equipment
- Blu-ray/DVD players
- Desktops/All-in-Ones
- Active cables
Q & A
- What is the maximum data rate supported by the TMDS181IRGZR?
The TMDS181IRGZR supports data rates up to 6 Gbps. - What types of video resolutions does the TMDS181IRGZR support?
The component supports resolutions such as 4k2k60p at 24 bits per pixel and up to WUXGA with 16-bit color depth or 1080p with higher refresh rates. - What is the operating temperature range of the TMDS181IRGZR?
The operating temperature range is -40°C to 85°C for the industrial version and 0°C to 85°C for the commercial version. - What package type does the TMDS181IRGZR use?
The TMDS181IRGZR uses a 48-pin VQFN (RGZ) package with dimensions of 7 mm x 7 mm and a 0.5 mm pitch. - Does the TMDS181IRGZR support HDMI2.0a standard?
Yes, the TMDS181IRGZR can be configured to support the HDMI2.0a standard. - What are the power supply voltages for the TMDS181IRGZR?
The component uses dual power supply rails of 1.2 V and 3.3 V. - How does the TMDS181IRGZR compensate for signal degradation?
The component uses adaptive receiver equalization or programmable fixed equalization and inter-pair skew compensation to compensate for signal degradation. - What are some of the key features of the TMDS181IRGZR for debugging?
The component includes link debug tools such as an eye diagram after the RX equalizer. - Can the TMDS181IRGZR be used in both commercial and industrial environments?
Yes, it supports both commercial (0°C to 85°C) and industrial (-40°C to 85°C) temperature ranges. - How is the TMDS181IRGZR programmed?
The component is programmable via I²C and pin strap configurations.
