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TVP5154A Datasheet(PDF) 1 Page - Texas Instruments |
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TVP5154A Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 92 page  TVP5154A www.ti.com SLES214C – DECEMBER 2007 – REVISED SEPTEMBER 2010 4-Channel Low-Power PAL/NTSC/SECAM Video Decoder With Independent Scalers and Fast Lock Check for Samples: TVP5154A 1 Introduction 1.1 Features 1 • Four Separate Video Decoder Channels With • Internal Phase-Locked Loop (PLL) for Features for Each Channel: Line-Locked Clock (Separate for Each Channel) and Sampling – Accept NTSC (J, M, 4.43), PAL (B, D, G, H, I, M, N, Nc), and SECAM (B, D, G, K, K1, L) • Sub-Carrier Genlock Output for Synchronizing Video Color Sub-Carrier of External Encoder – Support ITU-R BT.601 Standard Sampling • Standard Programmable Video Output Format – High-Speed 9-Bit Analog-to-Digital Converter – ITU-R BT.656, 8-Bit 4:2:2 With Embedded (ADC) Syncs – Two Composite Inputs or One S-Video Input – 8-Bit 4:2:2 With Discrete Syncs (for Each Channel) • Advanced Programmable Video Output – Fully Differential CMOS Analog Formats Preprocessing Channels With Clamping and – 2× Over-Sampled Raw Vertical Blanking Automatic Gain Control (AGC) for Best Interval (VBI) Data During Active Video Signal to Noise (SNR) Performance – Sliced VBI Data During Horizontal Blanking – Brightness, Contrast, Saturation, Hue, and or Active Video Sharpness Control Through Inter-Integrated • VBI Modes Supported: Circuit (I2C) – Teletext (NABTS, WST) – Complementary 4-Line (3-H Delay) Adaptive – Closed-Caption Decode With FIFO, and Comb Filters for Both Cross-Luminance and Extended Data Services (EDS) Cross-Chrominance Noise Reduction – Wide Screen Signaling (WSS), Video – Patented Architecture for Locking to Weak, Program System (VPS), Copy Generation Noisy, or Unstable Signals Management System (CGMS), Vertical • Four Independent Polymorphic Scalers Interval Time Code (VITC) • Single or Concurrent Scaled and Unscaled – Gemstar 1×/2× Electronic Program Guide Outputs Via Dual Clocking Data, Interleaved Compatible Mode 54-MHz Data or Single 27-MHz Clock – Custom Configuration Mode Allows User to • Scaled/Unscaled Image Toggle Mode Gives Program the Slice Engine for Unique VBI Variable Field Rate for Both Scaled and Data Signals Unscaled Video • Improved Fast Lock Mode Can Be Used When • Low Power Consumption: 700 mW Typical Input Video Standard Is Known and Signals on • 128-Pin Thin Quad Flat Pack (TQFP) Package Switching Channels Are Clean • Single 14.31818-MHz Crystal for All Standards • Four Possible I2C Addresses Allowing 16 and All Channels Decoder Channels on a Single I2C Bus • Available in Commercial (0°C to 70°C) and Industrial (–40°C to 85°C) Temperature Ranges 1.2 Description The TVP5154A device is a 4-channel, low-power, NTSC/PAL/SECAM video decoder. Available in a space-saving 128-pin thin quad flat pack (TQFP) package, each channel of the TVP5154A decoder converts NTSC, PAL, or SECAM video signals to 8-bit ITU-R BT.656 format. Discrete syncs are also 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 2007–2010, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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