PS8348 – 5.4Gbps Dual-Mode DisplayPort™ 1:3 Demultiplexer
1:3 Demultiplexer for DisplayPort™ Source, or Dual-Mode DisplayPort Source
The Parade Technologies PS8348 DisplayPort Dual-Mode Source Demultiplexer accepts one Dual-Mode DisplayPort input and provides three selectable Dual-Mode DisplayPort outputs (only one output can be active at at time). The device is designed for DisplayPort Source devices, and each output can drive a native DisplayPort receptacle (supporting Dual-Mode DisplayPort), can drive a eDP Sink, or can drive a configuration switch to support DisplayPort Alt Mode on a USB Type-C® connector.
APPLICATIONS
- PC Motherboards
- Docking Stations
- Graphics Cards
KEY FEATURES
- Supports Dual-mode DisplayPort De-multiplexing (supports both DisplayPort and TMDS for HDMI™/DVI)
- Compliant to the VESA® DisplayPort 1.4 Standard — supports up to 5.4Gb/s link rate (HBR2); supports up to 4K 60Hz with 4:4:4 color
- The Dual-Mode function enables support of DVI or HDMI to 3.0Gb/s TMDS data rate (300MHz TMDS clock rate) through the use of external level-shifting DP to DVI/HDMI adaptors. Both Type 1 and Type 2 Dual-Mode HDMI adaptors are supported, enabling support up to HDMI 1.4.
- Built-in AUX CH and DDC combiner for Dual-Mode Source support
- DisplayPort redriver function included for all DisplayPort outputs; full link training for 1, 2 or 4 lanes
- Supports transmitter Feed Forward Equalizer (FFE) with Post Cursor 2 on HBR2
- Automatic receiver equalization compensates for signal loss between Source device and PS8348 input
- Automatic port switching with configurable port priority selection, or port switching via pin or I2C control
- Automatic power management and output selection settings
- Low power consumption
- Source initiated power saving management
- Device configurable through pin settings or I2C slave input that offers additional device options
- ESD performance 8kV Human Body Model (HBM)
- 5x10mm 66-pin QFN package, RoHS compliant and halogen free
- 0 to 85°C operation
DEVICE OPTIONS — Dual Supply or Single Supply
- PS8348A — Dual supplies, 1.5V & 3.3V
- PS8348B — Single 3.3V Supply