Multiformat Video Encoder, Six 12-Bit
Noise Shaped Video® DACS
ADV7340/ADV7341
EIA/CEA-861B compliance support
FEATURES
Programmable features
Luma and chroma filter responses
Vertical blanking interval (VBI)
Subcarrier frequency (FSC) and phase
Luma delay
Copy generation management system (CGMS)
Closed captioning and wide screen signaling (WSS)
Integrated subcarrier locking to external video source
Complete on-chip video timing generator
On-chip test pattern generation
On-board voltage reference (optional external input)
Serial MPU interface with dual I2C® and SPI® compatibility
3.3 V analog operation
74.25 MHz 20-/30-bit high definition input support
Compliant with SMPTE 274 M (1080i), 296 M (720p),
and 240 M (1035i)
6 Noise Shaped Video (NSV)12-bit video DACs
16× (216 MHz) DAC oversampling for SD
8× (216 MHz) DAC oversampling for ED
4× (297 MHz) DAC oversampling for HD
37 mA maximum DAC output current
NTSC M, PAL B/D/G/H/I/M/N, PAL 60 support
NTSC and PAL square pixel operation (24.54 MHz/29.5 MHz)
Multiformat video input support
4:2:2 YCrCb (SD, ED, and HD)
4:4:4 YCrCb (ED and HD)
4:4:4 RGB (SD, ED, and HD)
Multiformat video output support
Composite (CVBS) and S-Video (Y/C)
Component YPrPb (SD, ED, and HD)
Component RGB (SD, ED, and HD)
Macrovision® Rev 7.1.L1 (SD) and Rev 1.2 (ED) compliant
Simultaneous SD and ED/HD operation
1.8 V digital operation
3.3 V I/O operation
Temperature range: −40°C to +85°C
APPLICATIONS
DVD recorders and players
High definition Blu-ray DVD players
HD-DVD players
FUNCTIONAL BLOCK DIAGRAM
ALSB/
SPI_SS
SCL/ SDA/
MOSI SCLK
SFL/
MISO
V
DGND (2)
V
(2)
AGND
AA
DD
ADV7340/ADV7341
GND_IO
VDD_IO
VBI DATA SERVICE
INSERTION
SUBCARRIER FREQUENCY
LOCK (SFL)
MPU PORT
12-BIT
DAC 1
DAC 1
DAC 2
DAC 3
DAC 4
DAC 5
DAC 6
YUV
16×
PROGRAMMABLE
LUMINANCE
FILTER
TO
ADD
FILTER
12-BIT
DAC 2
10-BIT
SD
YCrCb/
RGB
SYNC
RGB/YCrCb
TO
4:2:2 TO 4:4:4
YUV
HD DDR
DEINTERLEAVE
MATRIX
PROGRAMMABLE
CHROMINANCE
FILTER
12-BIT
DAC 3
16×
FILTER
VIDEO
DATA
ADD
BURST
SIN/COS DDS
BLOCK
R
12-BIT
DAC 4
RGB
ASYNC
BYPASS
RGB
G/B
12-BIT
DAC 5
YCbCr
YCbCr
TO
20-BIT
ED/HD
PROGRAMMABLE
HDTV FILTERS
RGB MATRIX
4×
FILTER
ED/HD INPUT
HDTV
TEST
PATTERN
GENERATOR
12-BIT
DAC 6
SHARPNESS AND
ADAPTIVE FILTER
CONTROL
DEINTERLEAVE
VIDEO
DATA
POWER
MANAGEMENT
CONTROL
REFERENCE
AND CABLE
DETECT
16x/4x OVERSAMPLING
DAC PLL
VIDEO TIMING GENERATOR
R
(2)
SET
P_HSYNC P_VSYNC P_BLANK S_HSYNC S_VSYNC CLKIN (2) PV
PGND EXT_LF (2)
V
COMP (2)
DD
REF
Figure 1.
Protected by U.S. Patent Numbers 5,343,196 and 5,442,355 and other intellectual property rights.
Protected by U.S. Patent Numbers 4,631,603, 4,577,216, 4,819,098 and other intellectual property rights.
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 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 registeredtrademarks arethe property of their respective owners.
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