datasheetbank_Logo   Integrated circuits, Transistor, Semiconductors Search and Datasheet PDF Download Site
Part Name :   

ADV7178KS View Datasheet(PDF) - Analog Devices

Part NameDescriptionManufacturer
ADV7178KS Integrated Digital CCIR-601 to PAL/NTSC Video Encoder ADI
Analog Devices ADI
ADV7178KS Datasheet PDF : 38 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
a
Integrated Digital CCIR-601
to PAL/NTSC Video Encoder
ADV7177/ADV7178
FEATURES
ITU-R BT601/656 YCrCb to PAL/NTSC Video Encoder
High Quality 9-Bit Video DACs
Integral Nonlinearity <1 LSB at 9 Bits
NTSC-M, PAL-M/N, PAL-B/D/G/H/I
Single 27 MHz Crystal/Clock Required (؋2 Oversampling)
75 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
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 (Doubly-Terminated 75R)
5 mA min with External Buffers
Programmable Simultaneous Composite and S-VHS
(VHS) 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
Color Signal Control/Burst Signal Control
Interlaced/Noninterlaced Operation
Complete On-Chip Video Timing Generator
OSD Support (AD7177 Only)
Programmable Multimode Master/Slave Operation
Macrovision Antitaping Rev 7.01 (ADV7178 Only)**
Closed Captioning Support
Onboard Voltage Reference
2-Wire Serial MPU Interface (I2C® Compatible)
Single Supply +5 V or +3 V Operation
Small 44-Lead PQFP Package
Synchronous 27 MHz/13.5 MHz Clock O/P
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
GENERAL DESCRIPTION
The ADV7177/ADV7178 is an integrated digital video encoder
that converts Digital CCIR-601 4:2:2 8- or 16-bit component
video data into a standard analog baseband television signal
FUNCTIONAL BLOCK DIAGRAM
VAA
(Continued on page 11)
ADV7177
ONLY
OSD_EN
OSD_0
OSD_1
OSD_2
COLOR
DATA
P7– P0
P15 – P8
HSYNC
FIELD/VSYNC
BLANK
ADV7177/ADV7178
YUV TO
RBG
MATRIX
8
4:2:2 TO
4:4:4
8
INTER-
POLATOR
8
8
YCrCb
TO
8
YUV
MATRIX
8
VIDEO TIMING
GENERATOR
ADD 8
SYNC
INTER- 8
POLATOR
ADD 8
BURST
INTER- 8
POLATOR
ADD 8
BURST
INTER- 8
POLATOR
I2C MPU PORT
Y
LOW-PASS
FILTER
U
9
LOW-PASS
FILTER
V
9
LOW-PASS
FILTER
9
99
SIN/COS
DDS BLOCK
M
U
L
9
T
I9
P
L
E9
X
E
R
9-BIT
DAC
9-BIT
DAC
9-BIT
DAC
DAC A (PIN 31)
DAC B (PIN 27)
DAC C (PIN 26)
VOLTAGE
REFERENCE
CIRCUIT
VREF
RSET
COMP
CLOCK CLOCK CLOCK/2 RESET SCLOCK SDATA ALSB
GND
*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).
I2C is a registered trademark of Philips Corporation.
REV. 0
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.
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
Direct download click here
 

Share Link : ADI
All Rights Reserved © datasheetbank.com 2014 - 2019 [ Privacy Policy ] [ Request Datasheet ] [ Contact Us ]