Asahi KASEI AKD4709-A Manual Download Page 21

ASAHI KASEI 

 

[AKD4709-A]

 

<KM103002>  

2011/06 

 

 

Revision History 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

IMPORTANT NOTICE 

 

z

 

These products and their specifications are subject to change without notice.  
When you consider any use or application of these products, please make inquiries the sales office of Asahi Kasei 
Microdevices Corporation (AKM) or authorized distributors as to current status of the products. 

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Descriptions of external circuits, application circuits, software and other related information contained in this 
document are provided only to illustrate the operation and application examples of the semiconductor products. You 
are fully responsible for the incorporation of these external circuits, application circuits, software and other related 
information in the design of your equipments. AKM assumes no responsibility for any losses incurred by you or third 
parties arising from the use of these information herein. AKM assumes no liability for infringement of any patent, 
intellectual property, or other rights in the application or use of such information contained herein. 

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Any export of these products, or devices or systems containing them, may require an export license or other official 
approval under the law and regulations of the country of export pertaining to customs and tariffs, currency exchange, 
or strategic materials. 

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AKM products are neither intended nor authorized for use as critical components

Note1

)

 in any safety, life support, or 

other hazard related device or system

Note2

)

, and AKM assumes no responsibility for such use, except for the use 

approved with the express written consent by Representative Director of AKM. As used here: 

Note1

) A critical component is one whose failure to function or perform may reasonably be expected to result, 

whether directly or indirectly, in the loss of the safety or effectiveness of the device or system containing it, and 
which must therefore meet very high standards of performance and reliability. 

Note2

) A hazard related device or system is one designed or intended for life support or maintenance of safety 

or for applications in medicine, aerospace, nuclear energy, or other fields, in which its failure to function or 
perform may reasonably be expected to result in loss of life or in significant injury or damage to person or 
property. 

z

 

It is the responsibility of the buyer or distributor of AKM products, who distributes, disposes of, or otherwise places 
the product with a third party, to notify such third party in advance of the above content and conditions, and the buyer 
or distributor agrees to assume any and all responsibility and liability for and hold AKM harmless from any and all 
claims arising from the use of said product in the absence of such notification. 

 
 
 

Date 

(YY/MM/DD) 

Manual 

Revision 

Board 

Revision 

Reason Contents 

10/05/24 KM103000

0 First Edition 

 

10/09/07 KM103001

1 Modification 

Update of measurement results and Plots 

11/06/21 KM103002

2 Modification 

Update of measurement results and Plots 

- 21 -

Summary of Contents for AKD4709-A

Page 1: ...nnectors for analog audio input output XLR connectors for analog audio input RCA connectors for analog video input output 10pin header for serial control interface AK4709 AINL AINL AINR AINR VD1 VD2 A...

Page 2: ...uld be connected when JP7 VCC_SEL is set to REG side Should be open when JP7 VCC_SEL is set to VCC side open AGND Black 0V Analog Ground Should be always connected 0V VSS2 Black 0V Analog Ground Shoul...

Page 3: ...lied 3 3V to all circuits by shorting JP5 JP7 and JP8 and supplying 12V to VP connector The function of the toggle SW SW1 PDN Resets the AK4709 Keep H during normal operation The indication content fo...

Page 4: ...OUTR J12 VCROUTL J12 VCROUTR Max 2 15Vrms Input J1 ENCV J5 ENCY J9 ENCRC J13 ENCC J17 ENCG J22 ENCB J25 TVVIN J28 VCRVIN J30 VCRRC J31 VCRG J33 VCRB Max 1 25Vpp Video Output J2 TVVOUT J6 TVRC J10 TVG...

Page 5: ...soft on the Windows 2000 XP the driver which is included in the CD must be installed Refer to the Driver Control Install Manual for AKM Device Control Software for installing the driver When running...

Page 6: ...ecting USB I F board AKDUSBIF A 2 Write Default Register Initializing When the device is reset by a hardware reset use this button to initialize the registers 3 All Write Executing write commands for...

Page 7: ...ter map is a push button switch Button Down indicates H or 1 and the bit name is in red when read only it is in deep red Button Up indicates L or 0 and the bit name is in blue when read only it is in...

Page 8: ...or 0 Click OK to write setting value to the registers or click Cancel to cancel this setting Read Data Read Click Read button located on the right of the each corresponded address to execute register...

Page 9: ...ASAHI KASEI AKD4709 A KM103002 2011 06 Tool Testing Tools This tab screen is for evaluation testing tool Click buttons for each testing tool 9...

Page 10: ...writings Writings are executed in descending order Help Help window is popped up Save Saving the register setting file assignment The file name is mar Open right Opening a saved register setting file...

Page 11: ...a in hexadecimal numbers Mask Box Input mask data in hexadecimal numbers This is AND processed input data Write Writing to the address specified by Address box Read Reading from the address specified...

Page 12: ...L TVOUTR Parameter Input signal Measurement filter Results Lch dB Results Rch dB S N D At 2Vrms Output 1kHz 0dBFS 20kLPF 95 0 94 9 DR 1kHz 60dBFS 22kLPF A weighted 99 0 99 2 S N no input 22kLPF A weig...

Page 13: ...B Y C Crosstalk Measured at TVVOUT 100 Red Field Y ENCV C ENCRC BW 15kHz to Full 59 5 Note1 dB DG Modulated 5 step Min 0 36 Max 0 00 DP Modulated 5 step Min 0 95 Max 0 28 deg Plots Figure 2 1 Noise sp...

Page 14: ...20 110 100 90 80 70 60 50 40 30 20 10 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure1 1 FFT fin 1kHz Input Level 0dB AK4709 AINL AINR TVOUTL TVOUTR FFT fin 1KHz Input Level 60dB 180 0 170 160 15...

Page 15: ...70 60 50 40 30 20 10 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure1 3 FFT Noise Floor AK4709 AINL AINR TVOUTL TVOUTR THD N Amplitude vs Input Amplitude fin 1KHz 110 80 108 106 104 102 100 98 9...

Page 16: ...106 104 102 100 98 96 94 92 90 88 86 84 82 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure1 5 THD N vs Input Frequency Input level 0dB AK4709 AINL AINR TVOUTL TVOUTR Linearity fin 1KHz 140 0 130...

Page 17: ...0 8 0 6 0 4 0 2 0 0 2 0 4 0 6 0 8 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure1 7 Frequency Response Input level 0dB AK4709 AINL AINR TVOUTL TVOUTR Crosstalk fin 1KHz Input Level 0dBr No input...

Page 18: ...AKD4709 A KM103002 2011 06 Plots Video AK4709 ENCV TVVOUT S N Input Signal 0 Flat Field BW 15kHz to 5MHz Filter Uni Weighted Figure 2 1 Noise spectrum Input 0 Flat Field BW 15kHz to 5MHz Filter Uni W...

Page 19: ...9 A KM103002 2011 06 AK4709 ENCV TVVOUT ENCRC TVRC Y C Crosstalk Input Signal 100 Red Field Y ENCV C ENCRC BW 15kHz to Full Figure 2 2 Crosstalk Measured at TVVOUT Input 100 Red Field Y ENCV C ENCRC B...

Page 20: ...ASAHI KASEI AKD4709 A KM103002 2011 06 AK4709 ENCV TVVOUT DG DP Input Signal Modulated 5 step Figure 2 3 DG DP Input Signal Modulated 5 step 20...

Page 21: ...componentsNote1 in any safety life support or other hazard related device or systemNote2 and AKM assumes no responsibility for such use except for the use approved with the express written consent by...

Page 22: ...1Y 4 1B 3 2A 5 2Y 7 2B 6 3A 11 3Y 9 3B 10 4A 14 4Y 12 4B 13 A B 1 G 15 VCC 16 GND 8 C8 0 1u C8 0 1u U3C 74HCT14 U3C 74HCT14 5 6 14 7 U2F 74LS07 U2F 74LS07 13 12 14 7 C5 1 0u C5 1 0u CN4 48pin_2 CN4 48...

Page 23: ...32 VCRFB 1 2 3 4 5 R15 75 R15 75 C31 0 1u C31 0 1u R38 75 R38 75 C21 0 47u C21 0 47u C29 0 1u C29 0 1u R49 75 R49 75 TEST1 INT TEST1 INT R16 10k R16 10k J33 VCRB J33 VCRB 1 2 3 4 5 R9 300 R9 300 JP2 G...

Page 24: ...T2 uPC3533HF OUT 3 GND 2 IN 1 R53 open R53 open C49 47u C49 47u 1 2 C46 0 1u C46 0 1u L3 short L3 short 1 2 VD1 T45_R VD1 T45_R 1 VVD T45_R VVD T45_R 1 R54 short R54 short C43 open C43 open C41 open...

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