[资料分享] VGA/LVDS 转换芯片ch7034B芯片完整版datasheet

Wince.Android 2013-12-10 13:47 楼主

FEATURES
•  Supports multiple output display  formats –  including
Component YPrPb(HDTV), LVDS  and  analog RGB
(VGA)
•  Three 10-bit high speed DACs
•  HDTV output support up to 1080p
•  Analog  RGB  (VGA)  support  up  to  1920x1080
resolution
•  Single  channel  LVDS  18-bit  transmitter  supports
input resolution up to 1366x768
•  Support  scaled  and  bypassed  video  streams  output
from  VGA/HDTV  and  LVDS  interfaces
simultaneously
•  Supports  panel  protection,  power  sequencing  and
backlight  on/off. PWM  is  available  for  controlling
LCD brightness
•  TV/Monitor  connection  detect  capability. DACs  can
be  switched  off  through  programming  internal
registers
•  On-chip SDRAM  frame buffer  to  support  frame  rate
conversion.
•  Programmable adaptive de-flickering filter
•  Supports  8/12/16/18/24-bit  parallel  interface  inputs
for either RGB  format or YCbCr  format  (ITU-R 656
or  ITU-R  601). 80/86 MPU  interface  and DE  only
mode are also supported.
•  Wide  range  of  input  resolutions  support  for  up  to
1366x768 (i.e. 640x480 720x480, 720x576, 800x600,
1024x600, 1024x768, 1280x800, and etc.)
•  Image display rotation support at 90/180/270 degree
or  flipped in horizontal/vertical position
•  Pixel-level  color  enhancement  for  brightness,
contrast, hue and saturation adjustment for HDTV
•  Horizontal/vertical  position  adjusted  through  serial
port programming
•  Pixel  clock  input  frequency  support  for  up  to  165
MHz
•  Flexible  crystal  or  oscillator  clock  input  frequency
(2.3MHz – 64MHz)
•  IO Supply Voltages from 1.2V to 3.3V and SPC/SPD
Supply Voltages from 1.8V to 3.3V.
•  Programmable power management
•  Device fully programmable through serial port or can
automatically  load  firmware  from  Chrontel  Boot
ROM (CH9904)
•  Offered in a 88-pin QFN package
需要的在这里下