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TDP2004

ACTIVE

4-channel DisplayPort 2.1 redriver

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Data sheet

TDP2004

ACTIVE
Data sheet Order now

Product details

Type Redriver Protocols DisplayPort Rating Catalog Speed (max) (Gbpp) 20 Number of channels 4 Operating temperature range (°C) -40 to 85
Type Redriver Protocols DisplayPort Rating Catalog Speed (max) (Gbpp) 20 Number of channels 4 Operating temperature range (°C) -40 to 85
WQFN (RNQ) 40 24 mm² (6 mm × 4 mm)
  • Supports DisplayPort 2.1 up to 20Gbps - RBR, HBRx, UHBRx
  • Supports AC coupled HDMI 2.1 Source up to 12Gbps
  • Protocol agnostic linear equalizer supporting most AC coupled interfaces up to 24Gbps
  • Excellent electrical performance at 20Gbps (10GHz Nyquist):
    • 19dB equalization
    • 1.8V DC linearity, 1.08V AC linearity
    • –15 / –16dB Rx / Tx return loss
    • –60dB NEXT, –43dB FEXT cross talk
    • 70fs low additive RJ with PRBS data
  • Transparent to DisplayPort 1.4 and HDMI 2.1 link training
  • Single 3.3V supply with 160mW/chan active power
  • Internal voltage regulator provides immunity to supply noise
  • High linearity easing DP compliance ratio tests
  • High BW resulting excellent linear EQ curves
  • Pin-strap, I2C or EEPROM programming
    • 18 EQ boost and 5 flat gain settings
  • TDP2004: 0°C to 70°C commercial temperature
  • TDP2004I: –40°C to 85°C industrial temperature
  • 4mm × 6mm, 40 pin WQFN package
  • Supports DisplayPort 2.1 up to 20Gbps - RBR, HBRx, UHBRx
  • Supports AC coupled HDMI 2.1 Source up to 12Gbps
  • Protocol agnostic linear equalizer supporting most AC coupled interfaces up to 24Gbps
  • Excellent electrical performance at 20Gbps (10GHz Nyquist):
    • 19dB equalization
    • 1.8V DC linearity, 1.08V AC linearity
    • –15 / –16dB Rx / Tx return loss
    • –60dB NEXT, –43dB FEXT cross talk
    • 70fs low additive RJ with PRBS data
  • Transparent to DisplayPort 1.4 and HDMI 2.1 link training
  • Single 3.3V supply with 160mW/chan active power
  • Internal voltage regulator provides immunity to supply noise
  • High linearity easing DP compliance ratio tests
  • High BW resulting excellent linear EQ curves
  • Pin-strap, I2C or EEPROM programming
    • 18 EQ boost and 5 flat gain settings
  • TDP2004: 0°C to 70°C commercial temperature
  • TDP2004I: –40°C to 85°C industrial temperature
  • 4mm × 6mm, 40 pin WQFN package

The TDP2004 is a four-channel low-power high-performance linear repeater or redriver designed to support DisplayPort 2.1 up to 20Gbps and AC coupled HDMI2.1 Source up to 12Gbps.

The TDP2004 receivers deploy continuous time linear equalizers (CTLE) to provide a programmable high-frequency boost. The equalizer can open an input eye that is completely closed due to inter-symbol interference (ISI) induced by an interconnect medium, such as PCB traces or cables. The linear data-paths of TDP2004 preserve transmit preset signal characteristics. High bandwidth, low channel-to-channel cross-talk, low additive jitter and excellent return loss makes the device almost a passive element in the link, but with useful equalization. The DisplayPort link training is effective through the linear redriver that becomes part of the passive channel in between source Tx and sink Rx. This transparency in the link training protocol results in optimum electrical link and lowest possible latency. The data-path of the device uses an internally regulated power rail that provides high immunity to any supply noise on the board.

The device also has low AC and DC gain variation providing consistent equalization in high volume platform deployment.

The TDP2004 is a four-channel low-power high-performance linear repeater or redriver designed to support DisplayPort 2.1 up to 20Gbps and AC coupled HDMI2.1 Source up to 12Gbps.

The TDP2004 receivers deploy continuous time linear equalizers (CTLE) to provide a programmable high-frequency boost. The equalizer can open an input eye that is completely closed due to inter-symbol interference (ISI) induced by an interconnect medium, such as PCB traces or cables. The linear data-paths of TDP2004 preserve transmit preset signal characteristics. High bandwidth, low channel-to-channel cross-talk, low additive jitter and excellent return loss makes the device almost a passive element in the link, but with useful equalization. The DisplayPort link training is effective through the linear redriver that becomes part of the passive channel in between source Tx and sink Rx. This transparency in the link training protocol results in optimum electrical link and lowest possible latency. The data-path of the device uses an internally regulated power rail that provides high immunity to any supply noise on the board.

The device also has low AC and DC gain variation providing consistent equalization in high volume platform deployment.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet TDP2004 Four-Channel 20Gbps DisplayPort 2.1 and 12Gbps HDMI2.1 Linear Redriver datasheet (Rev. B) PDF | HTML Aug 19, 2025
Application note TDP2004 Configuration Guide PDF | HTML Jul 22, 2024
Application note TDP2004 Schematic Checklist PDF | HTML Jul 22, 2024

Design & development

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Evaluation board

TDP2004EVM — TDP2004 evaluation module

The TDP2004 evaluation module (EVM) is created to help users evaluate the TDP2004 for video applications with display port (DP) interfaces. This EVM can also be used as a hardware reference design for implementations of the TDP2004.
User guide: PDF | HTML
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WQFN (RNQ) 40 Ultra Librarian
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