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ch7107b

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特征

  • hdmi receiver compliant with hdmi 1.4 specification
  • support cvbs output in format of ntsc or pal
  • on-chip audio encoder which support 2 channel iis/s/pdif audio output
  • mcu embedded to handle the control logic
  • support device boot up by automatically loading firmware from on-chip flash
  • integrated edid buffer
  • tv connection detection supported
  • hdmi input detection supported
  • 640x480 safe mode input supported only for ntsc format output
  • support auto power saving mode and low stand-by current
  • support rgb to ycc conversion in itu-r bt.601 and 709 color space
  • iic slave interface and hdmi ddc interface are available for debug and firmware update.
  • low power architecture
  • rohs compliant and halogen free package
  • offered in 40-pin qfn package (5 x 5 mm)

描述

chrontel’s ch7107b is a low-cost, low-power semiconductor device that consists of hdmi receiver, three separate 9-bit video digital-to-analog converters (dacs), sdtv encoder and audio encoder, which can convert hdmi signals into sdtv outputs with iis or spdif audio output.

the hdmi receiver integrated is compliant with hdmi 1.4b. with sophisticated mcu and the on-chip flash, ch7107b supports auto-boot and edid buffer. leveraging the firmware auto loaded from the embedded flash, ch7107b can support hdmi input detection, dac connection detection and determine to enter into power saving mode automatically.

结构图

应用说明

pcb layout and design guide for ch7107b hdmi to sdtv converter, an-b032 (rev0.2)

  refer to the an-b037 for industrial products in detail

技术报告

暂无信息

规格

input interface  hdmi, dvi

output interface  cvbs  audio interface iis, spdif output

other features  no 

package type  qfn40

订单信息

part number package type operating temperature rangeminimum order quantity

ch7107b-bf  40 qfn, lead-freecommercial : 0 to 70°c490/tray

ch7107b-bfi 40 qfn, lead-freeindustrial : -40 to 85°c490/tray

视频

暂无信息

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昆泰集成电路(上海)有限公司是美国chrontel,inc.在上海的全资子公司。chrontel成立于1986年,是一家从事混合信号集成电路研发与生产的公司,总部位于美国硅谷圣何西,并于世界各地拥有多家子公司和办事机构。我们的产品包括电视解码器,电视编码器,dvi/lvds/hdmi编码器,数字电视解调器,图像和音频处理,显示...

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