參數(shù)資料
型號(hào)： ADV7176A*
廠商： Analog Devices, Inc.
英文描述： High Quality. 10-Bit. Digital CCIR-601 to PAL/NTSC Video Encoder
中文描述： 較高的質(zhì)量。 10位。數(shù)字無線電咨詢委員會(huì)- 601的PAL / NTSC制式視頻編碼器
文件頁數(shù)： 1/52頁
文件大小： 629K
REV. B
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
a
ADV7175A/ADV7176A*
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
World Wide Web Site: http://www.analog.com
Fax: 781/326-8703
Analog Devices, Inc., 1998
Hgh Quality 10-Bit, Dgital CCIR-601
to PAL/NTSC Video Encoder
FUNCT IONAL BLOCK DIAGRAM
FEATURES
ITU-R BT601/656 YCrCb to PAL/NTSC Video Encoder
High Quality 10-Bit Video DACs
Integral Nonlinearity <1 LSB at 10 Bits
NTSC-M, PAL-M/N, PAL-B/D/G/H/I
Single 27 MHz Clock Required (
3
2 Oversampling)
80 dB Video SNR
32-Bit Direct Digital Synthesizer for Color Subcarrier
Multistandard Video Output Support:
Composite (CVBS)
Component S-Video (Y/C)
Component YUV and RGB
EuroSCART Output (RGB + CVBS/LUMA)
Video Input Data Port Supports:
CCIR-656 4:2:2 8-Bit Parallel Input Format
4:2:2 16-Bit Parallel Input Format
SMPTE 170M NTSC Compatible Composite Video
ITU-R BT.470 PAL Compatible Composite Video
Full Video Output Drive or Low Signal Drive Capability
34.7 mA max into 37.5
V
(Doubly-Terminated 75R)
5 mA min with External Buffers
Programmable Simultaneous Composite
and S-Video Y/C or RGB (SCART)/YUV Video Outputs
Programmable Luma Filters (Low-Pass/Notch/Extended)
Programmable VBI (Vertical Blanking Interval)
Programmable Subcarrier Frequency and Phase
Programmable LUMA Delay
Individual ON/OFF Control of Each DAC
CCIR and Square Pixel Operation
Integrated Subcarrier Locking to External Video Source
Color Signal Control/Burst Signal Control
Interlaced/Noninterlaced Operation
Complete On-Chip Video Timing Generator
Programmable Multimode Master/Slave Operation
Macrovision Antitaping Rev 7.01 (ADV7175A Only)**
Closed Captioning Support
Teletext Insertion Port (PAL-WST)
Onboard Color Bar Generation
Onboard Voltage Reference
2-Wire Serial MPU Interface (I
2
C Compatible)
Single Supply +5 V or + 3 V Operation
Small 44-Lead PQFP Thermally Enhanced Package
APPLICATIONS
MPEG-1 and MPEG-2 Video, DVD, Digital Satellite/
Cable Systems (Set Top Boxes/IRDs), Digital TVs,
CD Video/Karaoke, Video Games, PC Video/Multimedia
*
Protected by U.S. patents numbers 5,343,196 and 5,442,355 and other intellectual property rights.
**
T his device is protected by U.S. Patent Numbers 4631603, 4577216, 4819098 and other intellectual property rights. T he Macrovision anticopy process is
licensed for noncommercial home use only, which is its sole intended use in the device. Please contact sales office for latest Macrovision version available.
NOT E: IT U-R and CCIR are used interchangeably in this document (IT U-R has replaced CCIR recommendations).
(Continued on page 11)
GE NE RAL DE SCRIPT ION
T he ADV7175A/ADV7176A is an integrated digital video en-
coder that converts Digital CCIR-601 4:2:2 8 or 16-bit compo-
nent video data into a standard analog baseband television
YUV TO
RBG
MATRIX
V
AA
8
8
8
10
8
8
8
10
8
8
8
10
INTER-
POLATOR
YCrCb
TO
YUV
MATRIX
SIN/COS
DDS BLOCK
10
10
10
10
10
10
M
U
L
T
I
P
L
E
X
E
R
VIDEO TIMING
GENERATOR
I
2
C MPU PORT
4:2:2 TO
4:4:4
INTER-
POLATOR
VOLTAGE
REFERENCE
CIRCUIT
SCLOCK SDATA ALSB
HSYNC
FIELD/
VSYNC
BLANK
CLOCK
GND
DAC D (PIN 27)
DAC A (PIN 32)
V
REF
R
SET
COMP
V
LOW-PASS
FILTER
ADD
BURST
8
8
8
ADV7175A/ADV7176A
10-BIT
DAC
COLOR
DATA
P7–P0
P15–P8
10-BIT
DAC
10-BIT
DAC
REAL-TIME
CONTROL
CIRCUIT
SCRESET/RTC
INTER-
POLATOR
ADD
BURST
INTER-
POLATOR
ADD
SYNC
U
LOW-PASS
FILTER
Y
LOW-PASS
FILTER
10-BIT
DAC
DAC C (PIN 26)
DAC B (PIN 31)
TELETEXT
INSERTION
BLOCK
TTXREQ
TTX
RESET
相關(guān)PDF資料
PDF描述
ADV7175 Integrated Digital CCIR-601 YCrCb to PAL/NTSC Video Encoder
ADV7175KS Integrated Digital CCIR-601 YCrCb to PAL/NTSC Video Encoder
ADV7176 Integrated Digital CCIR-601 YCrCb to PAL/NTSC Video Encoder
ADV7176KS Integrated Digital CCIR-601 YCrCb to PAL/NTSC Video Encoder
ADV7177KS Integrated Digital CCIR-601 to PAL/NTSC Video Encoder
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADV7176AKS 制造商:Analog Devices 功能描述:Video Encoder 4DAC 10-Bit 44-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:VIDEO ENCODER+TELETEXT(NTSC/PAL)I.C. - Bulk 制造商:Analog Devices 功能描述:IC VIDEO ENCODER
ADV7176AKSZ 制造商:Analog Devices 功能描述:Video Encoder 4DAC 10-Bit 44-Pin MQFP 制造商:Analog Devices 功能描述:IC VIDEO ENCODER
ADV7176KS 制造商:AD 制造商全稱:Analog Devices 功能描述:Integrated Digital CCIR-601 YCrCb to PAL/NTSC Video Encoder
ADV7177 制造商:AD 制造商全稱:Analog Devices 功能描述:Integrated Digital CCIR-601 to PAL/NTSC Video Encoder
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