EVAL-ADV7840EB1Z【PDF 1/2 页】BOARD EVAL FOR ADV7840

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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

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 fast blank support, including slow switch detect

Programmable internal antialias filters

SCART

CVBS

DAC

CVBS

Y/G

Pb/B

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

SCART RGB

+ CVBS

CVBS

SD/PS

YPbPr

HD YPbPr

GRAPHICS

RGB

ADC

CVBS

SDP

SCART G CVBS 3D YC

S-VIDEO

SCART B SCART

SCART R

YPbPr

525p/625p

720p/1080i

1080p/UXGA

Pr/R

RGB

HS/VS

FIELD/DE

CLK

HS/VS

FIELD/DE

CLK

HS/VS

FIELD/DE

CLK

36-BIT YCbCr

/RGB

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

HDMI 1

HDMI 2

HDMI 3

HDMI 4

TMDS

DDC

TMDS

DDC

TMDS

DDC

TMDS

DDC

V1.3

DEEP

COLOR

HDMI Rx

HDCP

KEYS

ADV7840

I 2 S

SPDIF

DSD

TO AUDIO

PROCESSOR

Internal EDID RAM

General

Highly flexible output interface

36-bit 4:4:4 pixel output interface

Dual STDI function support standard identification

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

Figure 1.

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that 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.

Trademarks and registered trademarks are the property of their respective owners.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781.329.4700 www.analog.com

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