參數(shù)資料
型號： AD7183
廠商： Analog Devices, Inc.
英文描述： Advanced Video Decoder with 10-Bit ADC and Component Input Support
中文描述： 先進的視頻解碼器，10位ADC和組件輸入支持
文件頁數(shù)： 1/41頁
文件大?。?/td> 484K
代理商： AD7183
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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 that
may result from its use. No license is granted by implication or otherwise
under any patent or patent rights of Analog Devices.
Tel: 781/329-4700
Analog Devices, Inc., 2002
ADV7183
Advanced Video Decoder with 10-Bit ADC
and Component Input Support
ADLLT is a trademark and ADV is a registered trademark of Analog Devices, Inc.
FEATURES
Analog Video to Digital YCrCb Video Decoder:
NTSC-(M/N), PAL-(B/D/G/H/I/M/N)
ADV
7183 Integrates Two 10-Bit Accurate ADCs
Clocked from a Single 27 MHz Crystal
Dual Video Clocking Schemes:
Line-Locked Clock Compatible (LLC)
Adaptive Digital Line Length Tracking (ADLLT)
Three-Line Chroma Comb Filter
Real-Time Clock and Status Information Output
Integrated AGC (Automatic Gain Control) and Clamping
Multiple Programmable Analog Input Formats:
CVBS (Composite Video)
SVHS (Y/C)
YCrCb Component (VESA, MII, SMPTE, and BetaCom)
6 Analog Input Video Channels
Automatic NTSC/PAL Identification
Differential Mode Video Input
FUNCTIONAL BLOCK DIAGRAM
ISO
REFOUT
AIN1
AIN2
AIN3
AIN4
AIN5
AIN6
ANALOG I/P
MULTIPLEXING
AUTOMATIC
GAIN
CONTROL
(AGC)
CLAMP AND
DC RESTORE
10-BIT
ADC
LUMA
ANTIALIAS
LPF
SHAPING
AND
NOTCH LPF
PEAKING
HPF/LPF
RESAMPLING
AND
HORIZONTAL
SCALING
CHROMA
COMB
FILTER
SYNC
DETECTION
ADV7183
RESAMPLING
AND
HORIZONTAL
SCALING
CHROMA
ANTIALIAS
LPF
SHAPING
LPF
SWITCH
LUMA
DELAY
BLOCK
2H LINE
MEMORY
SUB-
CARRIER
RECOVERY
DTO
10-BIT
ADC
27MHz
VIDEO TIMING AND
CONTROL BLOCK
27MHz XTAL
OSCILLATOR
BLOCK
PWRDN
HSYNC FIELD
VSYNC HREF
VREF
CLOCK
CLOCK
AFF
HFF/QCLK
AEF
DV
RD
OE
FIFO CONTROL
BLOCK
AND
PIXEL
OUTPUT
FORMATTER
LLC
SYNTHESIS
WITH LINE-
LOCKED
OUTPUT
CLOCK
I
2
C-COMPATIBLE
INTERFACE PORT
SDATA SCLOCK
RESET
ALSB
GL/CLKIN
LLC1
LLC2
LLCREF
ELPF
P15–P0
PIXEL
O/P PORT
Digital Output Formats 16-Bit Wide Bus):
YCrCb (4:2:2 or 4:1:1)
CCIR601/CCIR656 8-Bit or 16-Bit
0.5 V to 2.0 V p-p Input Range
Differential Gain, 0.4% Typ
Differential Phase, 0.6
o
Typ
Programmable Video Controls:
Peak White/Hue/Brightness/Saturation/Contrast
APPLICATIONS
Security Systems
Projectors
Digital Televisions
DVD-RAM Recorders and Players
PDP Displays
Video Decoders
Hybrid Analog/Digital Set-Top Boxes
(continued on page 9)
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ADV7185 Professional NTSC/PAL Video Decoder with 10-Bit CCIR656 Output
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