PS8222 integrates a 1-to-2 HDMI™/DVI De-multiplexer that supports HDMI 1.4b or DVI display interfaces. It it similar to the PS8223, except that the PS8222 defaults to the use of an active buffer in the DDC signaling mux (reprogrammable via I2C control mode).
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 active buffer mode
For default setting of passive switch mode, refer to the PS8223
Device pin or I2C Bus control for flexible feature selection and host interface
Single 3.3V power supply (PS8222B) or dual 3.3V and 1.5V supplies (PS8222A)
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