AK4707数据手册集成电路（IC）的模拟开关-特殊用途规格书PDF

描述 Description

GENERAL DESCRIPTION
The AK4707 offers the ideal features for digital set-top-box systems. The AK4707 includes the audio switches, video switches, etc. designed primarily for digital set-top-box systems. The AK4707 is offered in a space saving 48-pin LQFP package.FEATURES
†Analog switches for SCART
   Audio section
     THD+N: −86dB (@2Vrms)
     Dynamic Range: 96dB (@2Vrms)
     Analog Inputs
       Two Full Differential Stereo Input or Single-ended input for Decoder DAC
       Two Stereo Input (TV & VCR SCART)
    Analog Outputs
       Two Stereo Outputs (TV & VCR SCART)
       Pop Noise Free Circuit for Power on/off
 Video section
   75ohm driver
   6dB Gain for Outputs
   Four CVBS/Y inputs (ENCx2, TV, VCR), Two CVBS/Y outputs (TV, VCR)
   Three R/C inputs (ENCx2, VCR), One R/C output (TV)
   Two G and B inputs (ENC, VCR), One G and B outputs (TV)
   TV/VCR input monitor
  Loop-through Mode for standby
  Auto-Startup Mode for power saving
  SCART pin#16 (Fast Blanking), pin#8 (Slow Blanking) Control
†Power supply
   5V+/−5% and 12V+/−5%
   Low Power Dissipation / Low Power Standby Mode
†Package
  Small 48pin LQFP
†AK4702 Pin Compatible

特性 Features

†Analog switches for SCART
   Audio section
     THD+N: −86dB (@2Vrms)
     Dynamic Range: 96dB (@2Vrms)
     Analog Inputs
       Two Full Differential Stereo Input or Single-ended input for Decoder DAC
       Two Stereo Input (TV & VCR SCART)
    Analog Outputs
       Two Stereo Outputs (TV & VCR SCART)
       Pop Noise Free Circuit for Power on/off
 Video section
   75ohm driver
   6dB Gain for Outputs
   Four CVBS/Y inputs (ENCx2, TV, VCR), Two CVBS/Y outputs (TV, VCR)
   Three R/C inputs (ENCx2, VCR), One R/C output (TV)
   Two G and B inputs (ENC, VCR), One G and B outputs (TV)
   TV/VCR input monitor
  Loop-through Mode for standby
  Auto-Startup Mode for power saving
  SCART pin#16 (Fast Blanking), pin#8 (Slow Blanking) Control
†Power supply
   5V+/−5% and 12V+/−5%
   Low Power Dissipation / Low Power Standby Mode
†Package
  Small 48pin LQFP
†AK4702 Pin Compatible