AKD4126-A Datasheet, PDF (8/29 Pages) Asahi Kasei Microsystems – digital sample rate converter.

ASAHI KASEI
[AKD4126-A]
(2)-2. External equipments are connected via 10-pin connector (PORT4).
(2)-2-1. Set up TX
As Optical connector: PORT3 (OPT) and BNC connector: J3 (COAX) are not used, please don’t connect
anything.
(2)-2-2. Set up OBICK, OLRCK and SDTO
Clocks (OBICK and OLRCK) of the AK4126 (U1) are supplied from external equipment via 10-pin
connector: PORT4 (OUTPUT), and output data (SDTO) of the AK4126 (U1) is output to external equipment
via 10-pin connector: PORT4 (OUTPUT).
JP21
O M C LK
JP19
O B IC K 1
JP20
O LR C K
JP18
SDTO
JP22
O B IC K 2
(O pen)
(O pen)
(O pen)
(O pen)
THR
IN V
(TH R )
(2)-2-3. Set up SDTO1, SDTO2 and SDTO3
A data selected among SDTO1, SDTO2 and SDTO3 of the AK4126 (U1), is input to external equipment via
10-pin connector: PORT4 (OUTPUT). SDTO1, SDTO2 and SDTO3 cannot be selected at same time.
(a) SDTO1 is input to external equipment
JP2
JP4
SD TO 1
SD TO 2
JP6
SD TO 3
SDTO SDTO1
(S D T O )
SDTO SDTO2
(O pen)
SDTO SDTO3
(O pen)
(b) SDTO2 is input to external equipment
JP2
JP4
SD TO 1
SD TO 2
JP6
SD TO 3
SDTO SDTO1
(O pen)
SDTO SDTO2
(S D T O )
SDTO SDTO3
(O pen)
(c) SDTO3 is input to external equipment
JP2
JP4
SD TO 1
SD TO 2
JP6
SD TO 3
SDTO SDTO1
(O pen)
SDTO SDTO2
(O pen)
SDTO SDTO3
(S D T O )
(2)-2-4. Set up Output Audio Interface Format 2 and Output Audio Interface Format 1 of the
AK4126 (U1)
Set up Output Audio Interface Format 2 and Output Audio Interface Format 1 of the AK4126 (U1) by
SW2. About setting of default, please refer to Table8. About setting except default, please refer to
Table9 and Table11.
<KM083203>
-8-
2007/01