AKD4126-A Datasheet, PDF (5/29 Pages) Asahi Kasei Microsystems – digital sample rate converter.

ASAHI KASEI
[AKD4126-A]
(1)-2. External equipments are connected via 10-pin connector (PORT2).
(1)-2-1. Set up RX
As Optical connector: PORT1 (OPT) and BNC connector: J1 (COAX) are not used, please don’t connect
anything.
(1)-2-2. Set up IBICK, ILRCK and SDTI
Clocks (IBICK and ILRCK) and data (SDTI) of AK4126 (U1) are supplied from external equipments via
10-pin connector: PORT2 (INPUT).
JP13
IM CLK
JP10
IB IC K 1
JP12
IL R C K
JP 11
SDTI
JP14
IB IC K 2
(O pen)
(O pen)
(O pen)
(O pen)
INV THR
(THR)
(1)-2-3. Set up SDTI1, SDTI2 and SDTI3
Select input data to SDTI1, SDTI2 and SDTI3 of the AK4126 (U1). When these jumper pins are set to SDTI
side, output data of external equipment is input to SDTI1, SDTI2 and SDTI3 via 10-pin connector: PORT2
(INPUT). When these jumper pins are set to GND side, “0” data is input to SDTI1, SDTI2 and SDTI3.
(a) “0” data is input to SDTI1
JP1
SD T I1
(b) Output data of external equipment is input to SDTI1
JP1
SD TI1
GND SDTI
(G ND)
GND SDTI
(SD T I)
(a) “0” data is input to SDTI2
JP3
SD TI2
(b) Output data of external equipment is input to SDTI2
JP3
SD TI2
GND SDTI
(G ND)
GND SDTI
(SD T I)
(a) “0” data is input to SDTI3
JP5
SD TI3
(b) Output data of external equipment is input to SDTI3
JP5
SD TI3
GND SDTI
(G ND)
GND SDTI
(SD T I)
(1)-2-4. Set up PLL Mode and Input Audio Interface Format of the AK4126 (U1)
Set up PLL Mode and Input Audio Interface Format of the AK4126 (U1) by SW1. About setting of
default, please refer to Table1. About setting except default, please refer to Table2 and Table3.
<KM083203>
-5-
2007/01