Datasheet

www.ti.com
1 Introduction
1.1 Features
1.2 Applications
TVP5154
4-CHANNEL LOW-POWER PAL/NTSC/SECAM VIDEO DECODER
WITH INDEPENDENT SCALERS AND FAST LOCK
SLES163A – MARCH 2006 – REVISED JULY 2006
• Internal Phase-Locked Loop (PLL) for
• Four Separate Video Decoder Channels With
Line-Locked Clock (Separate for Each
Features for Each Channel:
Channel) and Sampling
– Accept NTSC (M, 4.43), PAL (B, D, G, H, I,
M, N), and SECAM (B, D, G, K, K1, L) Video
• Sub-Carrier Genlock Output for Synchronizing
Data
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
– ITU-R BT.656, 8-Bit 4:2:2 With Embedded
Converter (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
– 2 × Over-Sampled Raw Vertical Blanking
and 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
Circuit (I
2
C)
• VBI Modes Supported:
– Complementary 4-Line (3-H Delay) Adaptive
– Teletext (NABTS, WST)
Comb Filters for Both Cross-Luminance
– Closed-Caption Decode With FIFO, and
and Cross-Chrominance Noise Reduction
Extended Data Services (EDS)
– Patented Architecture for Locking to Weak,
– Wide Screen Signaling (WSS), Video
Noisy, or Unstable Signals
Program System (VPS), Copy Generation
• Four Independent Polymorphic Scalers Management System (CGMS), Vertical
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 I
2
C Addresses Allowing 16
and All Channels
Decoder Channels on a Single I
2
C Bus
• The following is a partial list of suggested applications:
– Security Camera Systems
– Large Format Video Wall Displays
– Games Systems
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 document.
PowerPAD is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright © 2006–2006, 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.