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PDF ADV7840 Data sheet ( Hoja de datos )
| Número de pieza | ADV7840 | |
| Descripción | 170 MHz Video and Graphics Digitizer | |
| Fabricantes | Analog Devices | |
| Logotipo |  |
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12-Bit, 170 MHz Video and Graphics Digitizer with 3D
Comb Filter Decoder and Quad HDMI Receiver
ADV7840
FEATURES
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
Digitizes RGB graphics up to 1600 × 1200 at 60 Hz (UXGA)
HDMI®/graphics and composite processing
Simultaneous HDMI and graphics synchronization
processing
NTSC/PAL/SECAM color standards support
NTSC/PAL 3D comb filter
3D digital noise reduction (DNR)
Advanced time-base correction (TBC) with frame
synchronization
Interlaced-to-progressive conversion for 525i and 625i
Advanced VBI data slicer, including teletext, CC, and V-chip
IF compensation filter
Analog monitor output
SCART fast blank support, including slow switch detect
Programmable internal antialias filters
Support for weak, poor time base and nonstandard input
signals
Vertical peaking, horizontal peaking, CTI, and LTI
Quad HDMI® receiver
HDMI 1.3a support
36-/30-/24-bit deep color support
Flexible audio interface (DSD, DST, Dolby® TrueHD, DTS®-
HD master audio, and DTS-HD high resolution audio)
225 MHz HDMI receiver
Repeater support
High-bandwidth Digital Content Protection (HDCP 1.3)
36-/30-bit Deep Color and 24-bit color support
HDMI 1.3-compatible audio interface
S/PDIF (IEC90658-compatible) digital audio output
Programmable equalizer for cable lengths up to 30 meters
Internal EDID RAM
General
Highly flexible output interface
36-bit 4:4:4 pixel output interface
Dual STDI function support standard identification
2 any-to-any, 3 × 3 color space conversion (CSC) matrices
3 programmable interrupt request output pins
Advanced synchronization processing for robust
synchronization extraction for poor video sources
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
CRT HDTV
Projectors
DVD recorders with progressive scan input support
FUNCTIONAL BLOCK DIAGRAM
SDRAM
SCART
CVBS
SCART RGB
+ CVBS
CVBS
YC
SD/PS
YPbPr
HD YPbPr
GRAPHICS
RGB
DAC
ADC
ADC
ADC
ADC
CVBS
48
CVBS
SDP
SCART G CVBS 3D YC
S-VIDEO
SCART B SCART
SCART R
Y/G CP
YPbPr
Pb/B 525p/625p
720p/1080i
1080p/UXGA
Pr/R
RGB
HS/VS
FIELD/DE
CLK
36
HS/VS
FIELD/DE
CLK
36
HS/VS
FIELD/DE
CLK
36-BIT YCbCr
/RGB
HDMI 1
HDMI 2
HDMI 3
HDMI 4
TMDS
DDC
TMDS
DDC
TMDS
DDC
TMDS
DDC
V1.3
DEEP
COLOR
HDMI Rx
36
HDCP
KEYS
4
Figure 1.
I2S
SPDIF
DSD
ADV7840 TO AUDIO
PROCESSOR
For more information about the ADV7840, contact your local Analog Devices, Inc., FAE or sales office.
Rev. SpC
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibilityisassumedbyAnalogDevicesforitsuse,nor for anyinfringementsofpatentsor other
rightsof third partiesthat may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
www.analog.com
Fax: 781.461.3113 ©2009–2010 Analog Devices, Inc. All rights reserved.
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| PDF Descargar | [ Datasheet ADV7840.PDF ] | |
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