AKD4621-B Datasheet, PDF (10/50 Pages) Asahi Kasei Microsystems – AK4621 Evaluation board Rev.2

[AKD4621-B]
„ Set up of DIP Switch: SW1, SW3
1) Set-up of SW1 (Mode set-up of AK4621)
1-1) Audio data format in parallel mode
Mode
2
3
DIF
(SW1-5)
OFF
ON
SDTO
SDTI
LRCK
24bit MSB Justified
I²S Compatible
24bit MSB Justified
H/L
I²S Compatible
L/H
Table 24. Audio data format (Parallel mode)
BICK
≥48fs
≥48fs
(Default)
1-2) De-emphasis control in parallel mode
DEM0 pin
(SW1-3)
MODE
OFF ON (44.1KHz)
ON
OFF
(Default)
Table 25. De-emphasis control (Parallel mode)
1-3) Parallel mode/ serial mode
P/S pin
(SW1-1)
MODE
OFF
Serial
ON
Parallel (Default)
Table 26. Set up P/S pin
2) Set-up of SW3 (AK4114’s mode set-up)
2-1) Audio data format
Mode
4
5
DIF0
(SW3-3)
OFF
ON
SDTO
SDTI
24bit MSB Justified
I²S Compatible
24bit MSB Justified
I²S Compatible
Table 27. Audio data format
LRCK
H/L
L/H
BICK
≥48fs
≥48fs
(Default)
* DIF1=L and DIF2=H are fixed in AKD4621-B evaluation board.
„ Other Jumper pin set up
JP3, JP4, JP5, JP6: Input mode selection of A/D converter.
DIFF: Analog differential input mode. <Default>
SINGLE: Analog single-end mode can not be selected on this board.
JP2, JP7: The interface selection of digital input and output.
OPT: Select the optical connector.
BNC: Select the BNC connector. <Default>
<KM100802>
- 10 -
2010/12