1:2 HDMI/DVI Demultiplexer for Source Device

PS8223 integrates a 1-to-2 HDMI/DVI De-multiplexer that supports HDMI 1.4b or DVI display interfaces.  It it similar to the PS8222, except that the PS8223 defaults to the use of a passive switch in the DDC signaling mux (reprogrammable via I2C control mode).

PS8223 Web Block

Key Features

  • Compliant with HDMI 1.4b specification up to 3.0 Gbps
  • The TMDS data and clock input can be either AC or DC terminated, enabling use in level shifter / repeater applications
  • Programmable equalization and transmitter pre-emphasis to compensate PCB, connector, and cable losses
  • Integrated 50 ohm input termination
  • Low Intra-pair and Inter-pair skew
  • DDC signal mux is 5V tolerant, includes passive switch and active buffer options
    • default setting is passive switch mode, reconfigurable through I2C control mode only
    • For default setting of active buffer mode, refer to the PS8222
  • Device pin or I2C Bus control for flexible feature selection and host interface
  • Single 3.3V power supply (PS8223B) or dual 3.3V and 1.5V supplies (PS8223A)
  • Low power consumption
  • 6.5mm x 4.5mm 46 pin QFN RoHS Package
  • 0°C to 70°C Operating Temperature Range
  • ESD: Human Body Mode at 8 kV

Applications

  • PC or Tablet motherboard
  • Graphics Card
  • HDMI/DVI display interfaces directly from a Dual-Mode DisplayPort (DP++) Source Device
  • Docking Station
  • Digital Set-Top-Box
  • 1-to-2  HDMI/DVI Switch Box