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首页 > 混合信号集成电路 > 视频和音频/视频开关 > 音频/视频开关 > AK4706
AK4706
AV SCART开关配有音频DAC、音量及HD视频滤波器
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- 2ch Audio DAC
 - Sampling Rates Ranging from 32kHz to 50kHz
- 64dB High Attenuation FIR Digital Filter
- 2nd order Analog LPF
- On chip Buffer with Single-ended Output
- Digital de-emphasis for 32k, 44.1k and 48kHz sampling
- I/F format: 24bit MSB justified, 18/16bit LSB justified, I2S
- Master clock: 256fs, 384fs
- High Tolerance to Clock Jitter
- Analog switches for SCART
Audio section
- THD+N: -86dB (@2Vrms)
- Dynamic Range: 96dB (@2Vrms)
- Stereo Analog Volume with Zero-cross Detection Circuit
(+6dB to -60dB & Mute)
- Six Analog Inputs:
Two Stereo Inputs (TV, VCR SCART)
One Stereo Input (changeover to internal DAC)
- Five Analog Outputs:
Two Stereo Outputs (TV, VCR SCART)
One Mono Output (Modulator)
- Pop Noise Free Circuit for Power on/off
Video section
- Integrated LPF
SD: -40dB@27MHz
HD: -40dB@74.25MHZ, 54MHz or 27MHz Selectable
- 75ohm driver
- 6dB Gain for Outputs
- Adjustable gain
- Four CVBS/Y inputs (ENCx2, TV, VCR) &
Three CVBS/Y outputs (RF, TV, VCR)
- Three R/C inputs (ENCx2, VCR) & Two R/C outputs (TV, VCR)
- Bi-directional control for VCR-Chroma/Red
- Three G and B inputs (ENC, VCR, HD) & Two G and B outputs (TV, HD)
- Y/Pb/Pr Option (to 6MHz)
- VCR input monitor
Loop-through mode for standby
Auto-Startup Mode for power saving
- SCART pin#16(Fast Blanking), pin#8(Slow Blanking) Control
- S1/S2 DC Control
- AK4702/5 Software Compatible
- Power supply
- 5V+/-5% and 12V+/-5%
-Low Power Dissipation / Low Power Stanby Mode
- Package
- 64pin LQFP
- Evaluation Board: AKD4706
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AK4706 BLOCK DIAGRAM
Data Sheet PDF
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Data Sheets
Rev. MS0507-E-00 2006/05
PDF : 578KB / 53pages
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Evalution Board Manual
Rev. KM081401 2005/12
PDF : 546KB / 34pages |
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