AKD4631-VN Datasheet, PDF (8/44 Pages) Asahi Kasei Microsystems – 16bit mono CODEC with MIC/SPK amplifier.

ASAHI KASEI
[AKD4631-VN]
(5) Evaluation of using DIT of AK4114 (opt-connector) : EXT, Slave Mode
a) Set up jumper pins of MCKI clock
“MCKPD bit” in the AK4631-VN should be set to “0”.
JP6
MCKI
JP17
XTE
JP21
MCLK_SEL
JP18
MKFS
XTL DIR EXT
256fs 512fs 1024fs
b) Set up jumper pins of BICK clock
JP20
BICK
JP27
BICK
JP29
BICK_INV
JP19
BICK_SEL
INV THR DIR ADC INV THR 64fs _{32fs 16fs} EXT
c) Set up jumper pins of FCK clock
JP24 (EXT2) and R27 should be properly selected in order to match the output impedance of the clock generator.
JP28
FCK
JP22
FCK_SEL
DIR ADC
2fs 1fs EXT
d) Set up jumper pins of DATA
When A/D converter of the AK4631-VN is evaluated by using DIR of AK4114, the jumper pins should be set to
the following.
JP30
SDTI
JP26
4631_SDTI
DIR
ADC
DAC/LOOP ^ADC
<KM077302>
-8-
2005/12