AKD4643-B Datasheet, PDF (4/40 Pages) Asahi Kasei Microsystems – Stereo CODEC with built-in MIC/HP/RCV/SPK amplifier

ASAHI KASEI
[AKD4643-B]
„ 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
Dynamic, 400mW
Dynamic,1W
Pizeo
JP4
Short
Short
Open
JP5
Short
Short
Open
JP12
Dynamic <Default>
Piezo
Piezo
4. JP16,JP17: Select Pin #5,28
Pin #5
VCOC
RIN3
Pin #28
MIN
LIN3
JP16
VCOC
RIN3
JP17
Open
Short
AIN3 bit
0
1
<Default>
5. JP18,JP19,JP20 : Select the input from MIN/LIN3/RIN3.
Pin #26
ROUT
RCN
Pin #27
LOUT
RCP
JP18
Open
Short
JP19
Open
Short
JP20
Short
Open
RCV bit
0
1
<Default>
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.
<KM082400>
-4-
2005/12