AKD4112B-B Datasheet, PDF (3/25 Pages) Asahi Kasei Microsystems – 96kHz digital audio receiver.

ASAHI KASEI
a-2-2. Set-up of the jumper on the main board.
Input RX2
RX3
RX4
JP
JP5
JP6
JP7
Short
Short
RX4
The jumper, which selects the Rx channel, should be Short.
Table 3. Set-up of RX2, 3 and 4
a-3. Set-up of AK4112B input path
It sets up IPS1-0 bits in serial mode.
IPS1 bit IPS0 bit
INPUT Data
0
0
RX1
0
1
RX2
1
0
RX3
1
1
RX4
Table 4. Recovery Data Select (Serial)
Default
b. Set-up of clock input and output
The signal level outputted/inputted from PORT2 is 3.3V.
PORT2
DIR
1
5
[AKD4112B-B]
10
6
Figure 2. PORT2 pin layout
b-1. MCKO1/MCKO2
The output of MCKO1 pin or MCKO2 pin can be selected by JP12. The output frequency of MCKO1/MCKO2
is selected by OCKS 1-0.
Output
signal
JP12
MCKO1 MCKO1 Default
MCKO2 MCKO2
Table 5. MCKO1/MCKO2 set-up
OCKS1 pin
(SW3_2)
OCKS1 bit
0
0
1
1
OCKS0 pin
(SW3_3)
OCKS0 bit
(X’tal)
MCKO1 MCKO2
0
256fs
256fs
256fs
1
256fs
256fs
128fs
0
512fs
512fs
256fs
1
-
-
-
Table 6. Master Clock Frequency Select
fs (max)
108 kHz
108 kHz
54 kHz
-
Default
<KM080200>
-3-
2005/10