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ADV7170 Datasheet(PDF) 1 Page - Analog Devices

Part No. ADV7170
Description  Digital PAL/NTSC Video Encoder with 10-Bit SSAF™ and Advanced Power Management
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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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
ADV7170/ADV7171*
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
Digital PAL/NTSC Video Encoder with 10-Bit
SSAF™ and Advanced Power Management
FUNCTIONAL BLOCK DIAGRAM
YUV TO
RBG
MATRIX
VIDEO TIMING
GENERATOR
9
9
8
10
8
8
8
10
8
8
8
10
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
I2C 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)
VREF
RSET
COMP
8
8
8
ADV7170/ADV7171
10-BIT
DAC
COLOR
DATA
P7–P0
P15–P8
10-BIT
DAC
10-BIT
DAC
REAL-TIME
CONTROL
CIRCUIT
SCRESET/RTC
INTER-
POLATOR
ADD
SYNC
PROGRAMMABLE
LUMINANCE
FILTER
10-BIT
DAC
DAC C (PIN 26)
DAC B (PIN 31)
ADD
BURST
INTER-
POLATOR
VAA
Y
U
V
POWER
MANAGEMENT
CONTROL
(SLEEP MODE)
RESET
PROGRAMMABLE
CHROMINANCE
FILTER
CGMS & WSS
INSERTION
BLOCK
TELETEXT
INSERTION
BLOCK
TTXREQ
TTX
10
10
10
U
V
FEATURES
ITU-R BT601/656 YCrCb to PAL/NTSC Video Encoder
High Quality 10-Bit Video DACs
SSAF (Super Sub-Alias Filter)
Advanced Power Management Features
CGMS (Copy Generation Management System)
WSS (Wide Screen Signalling)
Simultaneous Y, U, V, C Output Format
NTSC-M, PAL-M/N, PAL-B/D/G/H/I, PAL-60
Single 27 MHz Clock Required ( 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)
Component YUV + CHROMA
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
Programmable Simultaneous Composite
and S-Video or RGB (SCART)/YUV Video Outputs
Programmable Luma Filters (Low-Pass [PAL/NTSC])
Notch, Extended (SSAF, CIF and QCIF)
Programmable Chroma Filters (Low-Pass [0.65 MHz,
1.0 MHz, 1.2 MHz and 2.0 MHz], CIF and QCIF)
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 (ADV7170 Only)**
Closed Captioning Support
Teletext Insertion Port (PAL-WST)
On-Board Color Bar Generation
On-Board Voltage Reference
2-Wire Serial MPU Interface (I2C® Compatible and Fast I2C)
Single Supply +5 V or +3.3 V Operation
Small 44-Lead PQFP/TQFP Packages
APPLICATIONS
High Performance DVD Playback Systems, Portable
Video Equipment Including Digital Still Cameras and
Laptop PCs, Video Games, PC Video/Multimedia and
Digital Satellite/Cable Systems (Set-Top Boxes/IRD)
*Protected by U.S. Patent Numbers 5,343,196 and 5,442,355 and other intellectual property rights.
**This device is protected by U.S. Patent Numbers 4,631,603, 4,577,216, 4,819,098 and other intellectual property rights. The 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.
NOTE: ITU-R and CCIR are used interchangeably in this document (ITU-R has replaced CCIR recommendations).
SSAF is a trademark of Analog Devices, Inc.
I
2C is a registered trademark of Philips Corporation.




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