ADV7842 Dual HDMI Fast Switching Receiver with 12-Bit, 170 MHz Vid

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Dual HDMI Fast Switching Receiver with 12-Bit, 170 MHz
Video and Graphics Digitizer and 3D Comb Filter Decoder


FEATURES
Dual HDMI® 1.4a fast switching receiver
HDMI support
3D TV support
Content type bits
CEC 1.4-compatible
Extended colorimetry
256-ball, 17 mm × 17 mm BGA package  
HDMI 225 MHz receiver
Xpressview fast switching of HDMI ports
3D video format support including frame packing 1080p
24 Hz, 720p 50 Hz, 720p 60 Hz
Full colorimetry support including sYCC601, Adobe RGB,
Adobe YCC 601
36-/30-bit Deep Color and 24-bit color support
HDCP 1.4 support with internal HDCP keys
Adaptive HDMI equalizer  
Integrated CEC controller
HDMI repeater support
5 V detect and hot plug assert for each HDMI port
HDMI audio support including HBR and DSD
Advanced audio mute feature
Flexible digital audio output interfaces  
Supports up to 5 S/PDIF outputs
Supports up to 4 I
2S outputs
Video and graphics digitizer
Four 170 MHz, 12-bit ADCs  
12-channel analog input mux  
525i-/625i-component analog input
525p-/625p-component progressive scan support
720p-/1080i-/1080p-component HDTV support
Low refresh rates (24 Hz/25 Hz/30 Hz) support for
720p/1080p
Digitizes RGB graphics up to 1600 × 1200 at 60 Hz (UXGA)
SCART fast blank support
3D video decoder
NTSC/PAL/SECAM color standards support  
NTSC/PAL 2D/3D motion detecting comb filter
Advanced time-base correction (TBC) with frame
synchronization
Interlaced-to-progressive conversion for 525i and 625i  
IF compensation filters
Vertical peaking and horizontal peaking filters
Robust synchronization extraction for poor video source
Advanced VBI data slicer
General
Highly flexible 36-bit pixel output interface
Internal EDID RAM for HDMI and graphics
Dual STDI (standard identification) function support  
Any-to-any, 3 × 3 color space conversion (CSC) matrix
2 programmable interrupt request output pins
Simultaneous analog processing and HDMI monitoring
APPLICATIONS
Advanced TVs
PDP HDTVs, LCD TVs (HDTV ready)
LCD/DLP® rear projection HDTVs
CRT HDTVs, LCoS™ HDTVs
AVR video receivers
LCD/DLP front projectors
HDTV STBs with PVR
Projectors
FUNCTIONAL BLOCK DIAGRAM
ADC
ADC
ADC
ADC
INPUT MUX
OUTPUT MUX OUTPUT MUX
CVBS
SCART G
SCART
CVBS
SCART RGB
+ CVBS
GRAPHICS
RGB
CVBS
YC
HDMI 1
HDMI 2
HD YPbPr
SD/PS
YPbPr
SCART B
SCART R
Y/G
Pb/B
Pr/R
I
2S
S/PDIF
DSD
HBR
MCLK
SCLK
CVBS
HS/VS
FIELD/DE
CLK HS/VS
FIELD/DE
CLK
36-BIT
YCbCr/RGB
AUDIO
OUTPUT
MCLK
SCLK
TO AUDIO
PROCESSOR
DATA
HS/VS
FIELD/DE
CLK
DATA
48
36
4
5
SDRAM
TMDS
DDC
TMDS
DDC
DEEP
COLOR
HDMI Rx
FAST
SWITCH
HDCP
KEYS ADV7842
08849-001
SDP
CVBS
3D YC
S-VIDEO
SCART
CP
YPbPr
525p/625p
720p/1080i
1080p/
UXGA
RGB

Figure 1.

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