Complete AV Front End
ADV7850
Data Sheet
Audio codec
FEATURES
24-bit, 48 kHz stereo codec
5-channel stereo analog input mux with a stereo output
Main features
4-port HDMI Xpressview receiver
170 MHz video and graphics digitizer
Complete 3D comb video decoder
Stereo audio codec
High speed serial output (TMDS)
HDMI support
General
Internal EDID RAM for HDMI and graphics
Dual STDI (standard identification) function support for
dual input detection
Simultaneous analog processing and HDMI monitoring for
fast input switching
3D TV support
Audio return channel (ARC)
APPLICATIONS
Extended colorimetry, including sYCC601, Adobe RGB,
Adobe YCC 601, and xvYCC extended gamut color
4:1 HDMI 297 MHz receiver
HDTVs, set-top boxes, AV receivers, projectors, video matrix
switchers
Fast switching of HDMI ports (Xpressview)
3D TV video format support
FUNCTIONAL BLOCK DIAGRAM
DDR2 SDRAM
HDCP 1.4 support with internal HDCP keys
Adaptive HDMI equalizer
CVBS × 2/YC
SCART RGB
+ CVBS
CVBS
SCART G
SCART B
SCART R
Full HDCP repeater support
ADC
ADC
ADC
ADC
SDP
CVBS
3D COMB
YC
HS/VS/DE
S/PDIF interface for 4 single-mode ARC outputs
Up to 36-bit Deep Color support
Complete HDMI audio support
CVBS
YC
CLK
DATA
SCART
YPbPr
Audio extraction available
HDMI
GRAPHICS
RGB
Support for up to 16 VSIs (including THX Media Director™)
High speed serial output (TMDS 297 MHz)
Full transmitter support including encryption
Can operate in a transceiver configuration
Audio insertion available
CP
YPbPr
525p/625p
720p/1080i
1080p/
Y/G
Pb/B
Pb/R
HS/VS/DE
AUDIO L/R
5
CLK
DATA
UXGA
RGB
AUDIO L/R
ADC
DAC
2
Video and graphics digitizer
AUDIO L/R
HP L/R
I S INTERFACE
Digitizes RGB graphics up to 1600 × 1200 at 60 Hz (UXGA)
SD, ED, and HD TV support up to 1080p at 60 Hz
Low refresh rates (24 Hz/25 Hz/30 Hz) support for
720p/1080p
13-channel analog video input channels with 2 outputs
3D comb video decoder
Full NTSC/PAL/SECAM color standards support
Adaptive 3D comb filter video decoder
Advanced time-base correction (TBC) with frame
synchronization for SD formats
36
HDMI 1
HDMI 2
HDMI 3
HDMI 4
TMDS
DDC
2
I S
AUDIO
4
OUTPUT
5
S/PDIF
DSD/DST
HBR
DEEP
TMDS
DDC
COLOR
HDMI Rx
MCLK
TMDS
DDC
MCLK
SCLK
TMDS
DDC
FAST
SWITCH
SCLK
HDCP
KEYS
ARC
4
S/PDIF
ARC
5V HDMI + VGA
5
5V EDID
REG
SPI
ADV7850
INTERFACE
Complete SCART support
Advanced VBI data slicer
EDID EPROM
IF compensation filters
Figure 1.
Rev. 0
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