ADV7184:  Multiformat SDTV Video Decoder with Fast Switch Overlay Support

The ADV7184 integrated video decoder automatically detects and converts standard analog baseband television signals compatible with worldwide NTSC, PAL, and SECAM standards into 4:2:2 component video ...More

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ADV7184:  Multiformat SDTV Video Decoder with Fast Switch Overlay Support

Product Description

The ADV7184 integrated video decoder automatically detects and converts standard analog baseband television signals compatible with worldwide NTSC, PAL, and SECAM standards into 4:2:2 component video data compatible with 16- or 8-bit CCIR 601/CCIR 656.

The advanced, highly flexible digital output interface enables performance video decoding and conversion in line-locked, clock-based systems. This makes the device ideally suited for a broad range of applications with diverse analog video character-istics, including tape-based sources, broadcast sources, security and surveillance cameras, and professional systems.

The accurate 10-bit ADC provides professional quality video performance and is unmatched. This allows true 8-bit resolution in the 8-bit output mode.

The 12 analog input channels accept standard composite, S-video, and component video signals in an extensive number of combinations.

AGC and clamp-restore circuitry allow an input video signal peak-to-peak range of 0.5 V to 1.6 V. Alternatively, these can be bypassed for manual settings.

The fixed 54 MHz clocking of the ADCs and datapath for all modes allows very precise, accurate sampling and digital filtering. The line-locked clock output allows the output data rate, timing signals, and output clock signals to be synchronous, asynchronous, or line locked even with ±5% variation in line length. The output control signals allow glueless interface connections in most applications. The ADV7184 modes are set up over a 2-wire, serial, bidirectional port (I2C compatible).

SCART and overlay functionality are enabled by the ability of the ADV7184 to process CVBS and standard definition RGB signals simultaneously. Signal mixing is controlled by the fast blank pin. The ADV7184 is fabricated in a 3.3 V CMOS process. Its monolithic CMOS construction ensures greater functionality with lower power dissipation. It is packaged in a small, Pb-free, 80-lead LQFP.

Applications

  • High end DVD recorders
  • Video projectors
  • HDD-based PVRs/DVDRs
  • LCD TVs
  • Set-top boxes
  • Security systems
  • Digital televisions
  • AVR receivers

Data Sheet, Rev. A, 2/07

Features

  • Multiformat video decoder supports NTSC (J/M/4.43), PAL (B/D/G/H/I/M/N), SECAM
  • Integrates four 54 MHz, 10-bit ADCs
  • SCART fast blank support
  • Clocked from a single 28.63636 MHz crystal
  • Line-locked clock-compatible (LLC)
  • Adaptive Digital Line Length Tracking (ADLLT™), signal processing, and enhanced FIFO management give mini-TBC functionality
  • 5-line adaptive comb filters
  • Proprietary architecture for locking to weak, noisy, and unstable video sources such as VCRs and tuners
  • Subcarrier frequency lock and status information output
  • Integrated automatic gain control (AGC) with adaptive peak white mode
  • Macrovision® copy protection detection
  • Chroma transient improvement (CTI)

Diagrams

ADV7184 Diagram
Functional Block Diagram for ADV7184

技术指标

Resolution (Bits) 10bit
ADC Speed (MHz) 54MHz
Output Resolution (bits) 8bit
Input Color Formats NTSC,PAL,SECAM
Input Signal Types Composite,RGB SCART,Y/C,YPbPr
Data Output Formats 8 & 16-bit YCbCr 4:2:2
# Input Channels 12
Package 80-Lead LQFP
Power Dissipation (mW) 550mW

浏览其他的产品

EVAL-ATV - Advanced Television Mother Board

订阅新产品资料
Part# Resolution (Bits) ADC Speed (MHz) Output Resolution (bits) Input Color Formats Input Signal Types Data Output Formats # Input Channels Price* (1000-4999)
ADV7180 10 86 8 NTSC, PAL, SECAM Composite, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 6 $5.77
ADV7181 9 54 8 NTSC, PAL, SECAM Composite, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 6 $7.03
ADV7181B 9 54 8 NTSC, PAL, SECAM Composite, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 6 $7.03
ADV7183 10 27 8 NTSC, PAL, SECAM Composite, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 6 -
ADV7183A 10 54 8 NTSC, PAL, SECAM Composite, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 12 $8.15
ADV7184 10 54 8 NTSC, PAL, SECAM Composite, RGB SCART, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 12 $8.60
ADV7185 10 54 8 NTSC, PAL, SECAM Composite, Y/C, YPbPr 10 & 20-bit YCbCr 4:2:2 6 -
ADV7188 12 54 10 NTSC, PAL, SECAM Composite, RGB SCART, Y/C, YPbPr 8 & 16-bit YCbCr 4:2:2 12 $11.52
ADV7189 12 54 10 NTSC, PAL, SECAM Composite, Y/C, YPbPr 10 & 20-bit YCbCr 4:2:2 12 $15.48
ADV7189B 12 54 10 NTSC, PAL, SECAM Composite, Y/C, YPbPr 10 & 20-bit YCbCr 4:2:2 12 $15.48
ADV7400 10 110 8 NTSC, PAL, SECAM Composite, RGB, Y/C, YPbPr 12-bit RGB DDR, 24-bit YCbCr/RGB 4:4:4, 8 & 16-bit YCbCr 4:2:2 12 $14.93
ADV7400A 10 110 8 NTSC, PAL, SECAM Composite, RGB, Y/C, YPbPr 12-bit RGB DDR, 24-bit YCbCr/RGB 4:4:4, 8 & 16-bit YCbCr 4:2:2 12 $14.93
ADV7401 10 140 8 NTSC, PAL, SECAM Composite, RGB, RGB SCART, Y/C, YPbPr 12-bit RGB DDR, 24-bit YCbCr/RGB 4:4:4, 8 & 16-bit YCbCr 4:2:2 12 $14.93
ADV7402 12 110 10 NTSC, PAL, SECAM Composite, RGB, Y/C, YPbPr 10 & 20-bit YCbCr 4:2:2, 12-bit RGB DDR, 24-bit YCbCr/RGB 4:4:4, 30-bit YCbCr/RGB 4:4:4 12 $20.73
ADV7402A 12 110 10 NTSC, PAL, SECAM Composite, RGB, Y/C, YPbPr 10 & 20-bit YCbCr 4:2:2, 12-bit RGB DDR, 30-bit YCbCr/RGB 4:4:4 12 $20.64
ADV7403 12 140 10 NTSC, PAL, SECAM Composite, RGB, RGB SCART, Y/C, YPbPr 10 & 20-bit YCbCr 4:2:2, 12-bit RGB DDR, 24-bit YCbCr/RGB 4:4:4, 8 & 16-bit YCbCr 4:2:2 12 $21.14
ADV7441 10 - - - - - - $14.12
ADV7441A 10 - - - - - - -
ADV7443 12 - - - - - - $16.03

* The pricing listed here is provided only for budgetary purposes as recommended list price in U.S. Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.

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这里所列出的美国报价单仅供预算参考,指美元报价(规定订量的每片美元,美国离岸价),如有修改不再另行通知。由于地区关税、商业税、汇率及手续费原因,国际报价可能不同。对于特殊批量报价,请与您当地的ADI公司办事处或代理商联络。对于评估板和套件的报价是指一个单位价格。

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