ADV7850 Datasheet, PDF (1/32 Pages) Analog Devices – Complete AV Front End

Data Sheet
FEATURES
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
3D TV support
Audio return channel (ARC)
Extended colorimetry, including sYCC601, Adobe RGB,
Adobe YCC 601, and xvYCC extended gamut color
4:1 HDMI 297 MHz receiver
Fast switching of HDMI ports (Xpressview)
3D TV video format support
HDCP 1.4 support with internal HDCP keys
Adaptive HDMI equalizer
Full HDCP repeater support
S/PDIF interface for 4 single-mode ARC outputs
Up to 36-bit Deep Color support
Complete HDMI audio support
Audio extraction available
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
Video and graphics digitizer
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
Complete SCART support
Advanced VBI data slicer
IF compensation filters
Complete AV Front End
ADV7850
Audio codec
24-bit, 48 kHz stereo codec
5-channel stereo analog input mux with a stereo output
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
APPLICATIONS
HDTVs, set-top boxes, AV receivers, projectors, video matrix
switchers
FUNCTIONAL BLOCK DIAGRAM
DDR2 SDRAM
CVBS × 2/YC
SCART RGB
+ CVBS
CVBS
YC
YPbPr
GRAPHICS
RGB
AUDIO L/R
5
AUDIO L/R
AUDIO L/R
HP L/R
HDMI 1
HDMI 2
HDMI 3
HDMI 4
ARC
4
5V HDMI + VGA
5
ADC
ADC
ADC
ADC
CVBS
SCART G
SCART B
SCART R
SDP
CVBS
3D COMB
YC
SCART
Y/G
CP
YPbPr
525p/625p
Pb/B _720p/1080i
1080p/
Pb/R UXGA
RGB
ADC
DAC
HS/VS/DE
CLK
DATA
HS/VS/DE
CLK
DATA
TMDS
36
DDC
TMDS
DDC
TMDS
DDC
DEEP
COLOR
HDMI Rx
TMDS
DDC
ARC
FAST
SWITCH
HDCP
KEYS
4
I²S
S/PDIF
DSD/DST
HBR
MCLK
SCLK
5V EDID
SPI
REG INTERFACE
ADV7850
HDMI
I²S INTERFACE
AUDIO
OUTPUT ₅
MCLK
SCLK
S/PDIF
EDID EPROM
Figure 1.
Rev. 0
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