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SAA7114H Dataheets PDF



Part Number SAA7114H
Manufacturers NXP
Logo NXP
Description PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC combfilter/ VBI-data slicer and high performance scaler
Datasheet SAA7114H DatasheetSAA7114H Datasheet (PDF)

INTEGRATED CIRCUITS DATA SHEET SAA7114H PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC comb filter, VBI-data slicer and high performance scaler Preliminary specification File under Integrated Circuits, IC22 2000 Mar 15 Philips Semiconductors Preliminary specification PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC SAA7114H comb filter, VBI-data slicer and high performance scaler CONTENTS 1 1.1 1.2 1.3 1.4 1.5 1.6 2 3 4 5 6 7 8 8.1 8.2 8.3 8.4 8.5 8.6 9 9.1 9.2 9.3 9.4 9.5 9.6 9.7 FEAT.

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INTEGRATED CIRCUITS DATA SHEET SAA7114H PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC comb filter, VBI-data slicer and high performance scaler Preliminary specification File under Integrated Circuits, IC22 2000 Mar 15 Philips Semiconductors Preliminary specification PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC SAA7114H comb filter, VBI-data slicer and high performance scaler CONTENTS 1 1.1 1.2 1.3 1.4 1.5 1.6 2 3 4 5 6 7 8 8.1 8.2 8.3 8.4 8.5 8.6 9 9.1 9.2 9.3 9.4 9.5 9.6 9.7 FEATURES Video decoder Video scaler Vertical Blanking Interval (VBI) data decoder and slicer Audio clock generation Digital I/O interfaces Miscellaneous APPLICATIONS GENERAL DESCRIPTION QUICK REFERENCE DATA ORDERING INFORMATION BLOCK DIAGRAM PINNING FUNCTIONAL DESCRIPTION Decoder Decoder output formatter Scaler VBI-data decoder and capture (subaddresses 40H to 7FH) Image port output formatter (subaddresses 84H to 87H) Audio clock generation (subaddresses 30H to 3FH) INPUT/OUTPUT INTERFACES AND PORTS Analog terminals Audio clock signals Clock and real-time synchronization signals Video expansion port (X-port) Image port (I-port) Host port for 16-bit extension of video data I/O (H-port) Basic input and output timing diagrams I-port and X-port 16 16.1 16.2 16.3 16.4 17 18 18.1 18.2 18.3 18.4 18.5 19 20 21 10 10.1 10.2 11 12 13 14 15 15.1 15.2 15.3 15.4 15.5 BOUNDARY SCAN TEST Initialization of boundary scan circuit Device identification codes LIMITING VALUES THERMAL CHARACTERISTICS CHARACTERISTICS APPLICATION INFORMATION I2C-BUS DESCRIPTION I2C-bus format I2C-bus details Programming register audio clock generation Programming register VBI-data slicer Programming register interfaces and scaler part PROGRAMMING START SET-UP Decoder part Audio clock generation part Data slicer and data type control part Scaler and interfaces PACKAGE OUTLINE SOLDERING Introduction to soldering surface mount packages Reflow soldering Wave soldering Manual soldering Suitability of surface mount IC packages for wave and reflow soldering methods DEFINITIONS LIFE SUPPORT APPLICATIONS PURCHASE OF PHILIPS I2C COMPONENTS 2000 Mar 15 2 Philips Semiconductors Preliminary specification PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC comb filter, VBI-data slicer and high performance scaler 1 1.1 FEATURES Video decoder SAA7114H • Six analog inputs, internal analog source selectors, e.g. 6 × CVBS or (2 × Y/C and 2 × CVBS) or (1 × Y/C and 4 × CVBS) • Two analog preprocessing channels in differential CMOS style inclusive built-in analog anti-alias filters • Fully programmable static gain or Automatic Gain Control (AGC) for the selected CVBS or Y/C channel • Automatic Clamp Control (ACC) for CVBS, Y and C • Switchable white peak control • Two 9-bit video CMOS Analog-to-Digital Converters (ADCs), digitized CVBS or Y/C signals are available on the expansion port • On-chip line-locked clock generation according “ITU 601” • Digital PLL for synchronization and clock generation from all standards and non-standard video sources e.g. consumer grade VTR • Requires only one crystal (32.11 or 24.576 MHz) for all standards • Horizontal and vertical sync detection • Automatic detection of 50 and 60 Hz field frequency, and automatic switching between PAL and NTSC standards • Luminance and chrominance signal processing for PAL BGDHIN, combination PAL N, PAL M, NTSC M, NTSC-Japan, NTSC 4.43 and SECAM • Adaptive 2/4-line comb filter for two dimensional chrominance/luminance separation – Increased luminance and chrominance bandwidth for all PAL and NTSC standards – Reduced cross colour and cross luminance artefacts • PAL delay line for correcting PAL phase errors • Independent Brightness Contrast Saturation (BCS) adjustment for decoder part • User programmable sharpness control • Independent gain and offset adjustment for raw data path. 1.2 Video scaler • Horizontal and vertical down-scaling and up-scaling to randomly sized windows • Horizontal and vertical scaling range: variable zoom to 1⁄ (icon); it should be noted that the H and V zoom are 64 restricted by the transfer data rates • Anti-alias and accumulating filter for horizontal scaling • Vertical scaling with linear phase interpolation and accumulating filter for anti-aliasing (6-bit phase accuracy) • Horizontal phase correct up and down scaling for improved signal quality of scaled data, especially for compression and video phone applications, with 6-bit phase accuracy (1.2 ns step width) • Two independent programming sets for scaler part, to define two ‘ranges’ per field or sequences over frames • Fieldwise switching between decoder part and expansion port (X-port) input • Brightness, contrast and saturation controls for scaled outputs. 1.3 Vertical Blanking Interval (VBI) data decoder and slicer • Versatile VBI-data decoder, slicer, clock regeneration and byte synchronization e.g. for World Standard Teletext (WST), North-American Broadcast Text System (NABTS), close caption, Wide Screen Signalling (WSS) etc..


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