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ADV7174 View Datasheet(PDF) - Analog Devices

Part NameDescriptionManufacturer
ADV7174 Chip Scale PAL/NTSC Video Encoder with Advanced Power Management ADI
Analog Devices ADI
ADV7174 Datasheet PDF : 52 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Chip Scale PAL/NTSC Video Encoder with
Advanced Power Management
ADV7174/ADV7179
FEATURES
ITU-R1 BT601/BT656 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 signaling)
NTSC M, PAL N2, PAL B/D/G/H/I, PAL-M3 , PAL 60
Single 27 MHz clock required (×2 oversampling)
Macrovision 7.1 (ADV7174 only)
80 dB video SNR
32-bit direct digital synthesizer for color subcarrier
Multistandard video output support:
Composite (CVBS)
Component S-video (Y/C)
Video input data port supports:
CCIR-656 4:2:2 8-bit parallel input format
Programmable simultaneous composite and S-video or RGB
(SCART)/YPbPr 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 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
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 2.8 V and 3.3 V operation
Small 40-lead 6 mm × 6 mm LFCSP package
−40°C to +85°C at 3.3 V
−20°C to +85°C at 2.8 V
APPLICATIONS
Portable video applications
Mobile phones
Digital still cameras
Programmable VBI (vertical blanking interval)
FUNCTIONAL BLOCK DIAGRAM
TTXREQ TTX
VAA
RESET
COLOR
DATA
P7–P0
POWER
MANAGEMENT
CONTROL
(SLEEP MODE)
ADV7174/ADV7179
CGMS AND WSS
INSERTION
BLOCK
TELETEXT
INSERTION
BLOCK
8
4:2:2 TO
4:4:4
INTER-
8
POLATOR
8
Y8
YCrCb
TO
YUV
U8
MATRIX
V8
ADD 9
SYNC
8
ADD
BURST 8
INTER- 9
POLATOR
8
INTER-
POLATOR 8
PROGRAMMABLE
LUMINANCE
FILTER
10
PROGRAMMABLE
CHROMINANCE
FILTER
10
YUV TO
RBG
MATRIX
10
10
10
M
U 10
L
T
I 10
P
10-BIT
DAC
10-BIT
L
DAC
10
E
X
10
10-BIT
E
DAC
R
U
V
DAC A (PIN 29)
DAC B (PIN 28)
DAC C (PIN 24)
HSYNC
FIELD/VSYNC
BLANK
VIDEO TIMING
GENERATOR
I2C MPU PORT
REAL-TIME
CONTROL
CIRCUIT
10
10
SIN/COS
DDS BLOCK
VOLTAGE
REFERENCE
CIRCUIT
VREF
RSET
COMP
CLOCK
SCLOCK SDATA ALSB
SCRESET/RTC
GND
Figure 1.
1 ITU-R and CCIR are used interchangeably in this document (ITU-R has replaced CCIR recommendations).
2 Throughout the document, N is referenced to PAL – Combination – N.
3 ADV7174 only.
The Macrovision anticopy process is licensed for noncommercial home use only, which is its sole intended use in the device. Contact the sales office for the latest
Macrovision version available.
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 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
Fax: 781.461.3113 ©2002–2009 Analog Devices, Inc. All rights reserved.
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