Difference between revisions of "Conexant CX2310x"

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(Add The Imaging Source DFG/USB2pro in the list of boards)
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* [[TerraTec Grabby]] v3/DK-8713 V1.0 (the previous versions of the Grabby use the [[Em28xx_devices]] driver)
* [[TerraTec Grabby]] v3/DK-8713 V1.0 (the previous versions of the Grabby use the [[Em28xx_devices]] driver)
* [[Astrometa DVB-T2]] (2015 version)
* [[Astrometa DVB-T2]] (2015 version)
* [[The_Imaging_Source_DFG-USB2pro]]
* [[The Imaging Source DFG-USB2pro| The Imaging Source DFG/USB2pro]]
==External links==
==External links==

Latest revision as of 15:11, 17 November 2017

The Conexant CX2310x is a USB video and broadcast-audio decoder family from Conexant.


The CX23102 has all the features that other chips in the family share. The CX23100/1/3 are cut-down versions of this chip.


  • USB 1.1/2.0 support
  • Video broadcast formats:NTSC/PAL/SECAM
  • Audio broadcast formats:BTSC/EIAJ/A2/NICAM/AM
  • 24 GPIO pins
  • 3 I2c master busses
  • Inputs:
    • Stereo Analog Audio
    • Two Chroma/One PrPb/One SIF
    • Four CVBS/Luma Inputs
    • Tuner
    • Serial Transport stream
    • Parallel/Serial Transport stream
  • Outputs
    • I2S 16/24 bit 32/44.1/48kHz
    • Audio Master Clock

Feature comparison chart

According to Conexant product brief, there are following differences between versions of chipset:

Capability CX23100 CX23101 CX23102 CX23103
USB interface Yes No Yes Yes
Broadcast Video No Yes Yes Yes
Broadcast Audio No Yes Yes No
Integrated Analog IF Demodulator No Yes Yes No
Transport Stream Interface Yes No Yes Yes

Linux support

The CX2310x series of chips is supported in Linux through the cx231xx driver (CX23103 is currently unsupported). There are two reference designs by Conexant that are explicity named in the driver. All other cards are listed as 'unknown'.


External links