TVP5154PNP

TVP5154PNP Descrição geral

The TVP5154PNP from Texas Instruments is a cutting-edge video decoder chip ideal for video surveillance applications. With support for both NTSC and PAL video standards, this chip is versatile and can be used in a variety of regions. Its ability to decode standard definition video signals and convert them into digital video data ensures high-quality video capture for further processing. Additionally, the TVP5154PNP boasts multiple video inputs, including composite and S-video inputs, as well as advanced features like digital video noise reduction and image enhancement

Características

• Four Separate Video Decoder Channels With Features for Each Channel:
  • Accepts NTSC (M, 4.43), PAL (B,D,G,H,I,M,N) and SECAM (B, D, G, K, K1, L) Video Data
  • Supports ITU-R BT.601 Standard Sampling
  • High-Speed 9-Bit Analog-to-Digital Converter (ADC)
  • Two Composite Inputs or One S-video Input (for Each Channel)
  • Fully Differential CMOS Analog Preprocessing Channels With Clamping and Automatic Gain Control (AGC) for Best Signal to Noise (SNR) Performance
  • Brightness, Contrast, Saturation, Hue, and Sharpness Control Through Inter-Integrated Circuit (I²C)
  • Complementary 4-line (3-H delay) Adaptive Comb Filters for Both Cross-Luminance and Cross-Chrominance Noise Reduction
  • Patented Architecture for Locking to Weak, Noisy, or Unstable Signals
• Four Independent Polymorphic Scalers
• Single or Concurrent Scaled and Unscaled Outputs Via Dual Clocking Data, Interleaved 54-MHz Data or Single 27 MHz-Clock
• Scaled/Unscaled Image Toggle Mode Giving Variable Field Rate for Both Scaled and Unscaled Video
• Low Power Consumption: 700 mW Typical
• 128-Pin Thin Quad Flat Pack (TQFP) Package
• Single 14.31818-MHz Crystal for All Standards and All Channels
• Internal Phase-Locked Loop (PLL) for Line-Locked Clock (Separate for Each Channel) and Sampling
• Sub-Carrier Genlock Output for Synchronizing Color Sub-Carrier of External Encoder
• Standard Programmable Video Output Format
  • ITU-R BT.656, 8-bit 4:2:2 With Embedded Syncs
  • 8-Bit 4:2:2 With Discrete Syncs
• Advanced Programmable Video Output Formats
  • 2× Over-Sampled Raw Vertical Blanking Interval (VBI) Data During Active Video
  • Sliced VBI Data During Horizontal Blanking or Active Video
• VBI Modes Supported
  • Teletext (NABTS, WST)
  • Closed-Caption Decode With FIFO, and Extended Data Services (EDS)
  • Wide Screen Signaling (WSS), Video Program System (VPS), Copy Generation Management System (CGMS), Vertical Interval Time Code (VITC)
  • Gemstar 1x/2x Electronic Program Guide Compatible Mode
  • Custom Configuration Mode Allows User to Program the Slice Engine for Unique VBI Data Signals
• Improved Fast Lock Mode Can Be Used When Input Video Standard Is Known and Signals on Switching Channels Are Clean
• Four Possible I²C Addresses Allowing 16 Decoder Channels on a Single I²C Bus
• Applications
  • The following is a partial list of suggested applications:
    • Security Camera Systems
    • Large Format Video Wall Displays
    • Games Systems

Especificações