CS7666

2

DS302PP1

TABLE OF CONTENTS

CHARACTERISTICS AND SPECIFICATIONS ................................................... 3

DIGITAL CHARACTERISTICS.................................................................... 3

SWITCHING CHARACTERISTICS ............................................................. 3

POWER CONSUMPTION ........................................................................... 3

CONTROL PORT CHARACTERISTICS ..................................................... 4

RECOMMENDED OPERATING CHARACTERISTICS............................... 5

ABSOLUTE MAXIMUM RATINGS .............................................................. 5

GENERAL DESCRIPTION .................................................................................. 6

Overview ..................................................................................................... 6

The 640 Pixel Horizontal Line ..................................................................... 7

Embedded ITU-656 EAV and SAV Timing ............................................... 10

Individual Timing and Synchronization Signals ........................................ 11

HREFOUT/HSYNC ................................................................................... 11

VREFOUT/VSYNC ................................................................................... 11

Digital Output Formats .............................................................................. 11

Internal Horizontal Scaler ......................................................................... 14

CLKIN and CLKIN2X Input Timing ........................................................... 14

CLKOUT ................................................................................................... 15

INTERNAL PROCESSING ................................................................................ 15

Input Data Format and Chroma Separator ............................................... 15

Color Saturation Control ........................................................................... 15

White Balance and Gamma Correction .................................................... 15

Chroma Kill ............................................................................................... 16

Internal Filters ........................................................................................... 16

INTERNAL REGISTER STRUCTURE AND USER INTERFACE ..................... 16

Operating CS7666 in Normal I2C Configuration (Three-Byte Mode) ....... 16

Station Address .................................................................................. 17

Write Operations in Three-Byte Mode ................................................ 17

Address Set Operation ....................................................................... 17

Read Operations in Three-Byte Mode ............................................... 17

Operating CS7666 in Four-Byte I2C Configuration ............................ 17

Write Operations in Four-Byte mode .................................................. 18

Read Operations in Four-Byte Mode ................................................. 18

Initializing Slave Devices on Secondary I2C bus from an EPROM .......... 19

Controlling the Configuration Process ...................................................... 19

Reserved Registers and Test Pins ........................................................... 20

PIN DESCRIPTIONS ......................................................................................... 34

Power Supply Connection ........................................................................ 34

Input Data and Clocks .............................................................................. 35

I2C Serial Control ..................................................................................... 35

Digital Video Outputs and Clocking .......................................................... 36

Miscellaneous ........................................................................................... 38

DEFINITIONS ..................................................................................................... 39

PACKAGE DIMENSIONS .................................................................................. 40