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AKD4643-B Datasheet(PDF) 4 Page - Asahi Kasei Microsystems

Part # AKD4643-B
Description  Stereo CODEC with built-in MIC/HP/RCV/SPK amplifier
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Manufacturer  AKM [Asahi Kasei Microsystems]
Direct Link  http://www.akm.com
Logo AKM - Asahi Kasei Microsystems

AKD4643-B Datasheet(HTML) 4 Page - Asahi Kasei Microsystems

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ASAHI KASEI
[AKD4643-B]
<KM082400>
2005/12
- 4 -
Other jumper pins set up
1. JP1 (GND) : Connection between AGND and DGND.
OPEN : Both grounds are separated on board.
SHORT : Both grounds are connected on board. <Default>
2. JP2,JP3 : Connection of mic power.
OPEN: Mic power is not connected.
SHORT : Mic power is connected. <Default>
3. JP4,JP5,JP12 : Select speaker type.
Speaker Type
JP4
JP5
JP12
Dynamic, 400mW
Short
Short
Dynamic
Dynamic,1W
Short
Short
Piezo
Pizeo
Open
Open
Piezo
<Default>
4. JP16,JP17: Select Pin #5,28
Pin #5
Pin #28
JP16
JP17
AIN3 bit
VCOC
MIN
VCOC
Open
0
<Default>
RIN3
LIN3
RIN3
Short
1
5. JP18,JP19,JP20 : Select the input from MIN/LIN3/RIN3.
Pin #26
Pin #27
JP18
JP19
JP20
RCV bit
ROUT
LOUT
Open
Open
Short
0
<Default>
RCN
RCP
Short
Short
Open
1
6. JP22 : Select the Power Booster of AK7830.
VCC : Power Booster ON
GND: Power Booster Off<Default>
The function of the toggle SW
[SW1] (PDN): Power down of AK4643 and AK4114. Keep “H” during normal operation.
[SW2] (SPK_PDN): Power down of AK7830. Keep “H” during normal operation.
Indication for LED
[LED1] (ERF): Monitor INT0 pin of the AK4114. LED turns on when some error has occurred to AK4114.


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