DATASHEET
TW2828 FN8291
Rev. 1.00
March 27, 2013 HD/SD DVR Video Port Expander
TW2828 is a display and recording MUX chip with HD
SPOT capability designed to work with popular H.264
CODEC on the market today. TW2828 provides a clean
and cost effective MUX solution to the multi-channel PC
HD DVR marketplace. On the embedded DVR market,
using TW2828 in conjunction with a host SOC can
deliver the most cost effective solution on the market. Digital Input Ports
п‚ Four byte interleaved BT.656 ports each supporting
up to 4 SD (108 MHz) and 4 960H (144 MHz) signals
for a total of 16 SD video input signals
п‚ Five frame interleaved BT.1120 ports, each
supporting up to 148.5 MHz for a total of 20 HD
signals. One port (PB5) is shared with GPIO port
п‚ Four frame interleaved BT.656 ports (shared with the
lower half of the BT.1120 port), supporting up to 16
SD (or 960H) signals in frame/field interleaved
format
п‚ Supports input resizing, cutting and cropping
п‚ Supports channel cascading Display Controller …
