AKD5393_05 Datasheet, PDF (5/23 Pages) Asahi Kasei Microsystems – professional audio 24bit A/D converter

ASAHI KASEI
[AKD5393 Rev.A]
3. Jumper-set up and explanation
Set up the CS8402's data format corresponding the serial data interface of the AK5393.
AKD5393
Data Format
Slave mode
Mater mode
I²S Slave mode
I²S master mode
SMODE2
(SW2-5)
ON
ON
OFF
OFF
SMODE1
(SW2-4)
ON
OFF
ON
OFF
8402
(SW2-1)
ON
OFF
OFF
OFF
BCF
(JP6)
F
R
R
R
LRP
(JP10)
H
L
H
H
*DIP-SW is ON=”L”
OFF=”H”
Table 1. Serial data interface of AK5393 and CS8402
[SW2-1]: CS8402's data format
ON: MSB justified, 24bit
OFF: IIS Compatible
[JP6] : Define the polarity of SCLK.
F: SCLK is inverted.
R: SCLK coincides with AK5393
[JP10]: Define the polarity of LRCK.
L: LRCK is inverted.
H: LRCK coincides with AK5393.
4. The other function set up
No.
PIN
ON OFF
1
8402
See the Table1.
2
DFS
48k 96k
3
HPFE
disable enable
4
SM1
Seethe Table 1.
5
SM2
6 CALMODE VCOM AIN
Table 2. DIP-SW2 set-up
*DIP-SW is ON=”L” OFF=”H”
→Selects the sampling rate.
→Selects HPF of AK5393.
→Selects the reference signal for Offset-Cal of K5383
VCOM:VCOML,VCOMR pin
AIN: Analog input pin (AINL±, AINR±)
[JP13]: Selects the analog power supply source to VA pin of the AK5393.
Open: Supply from the power supply terminal (VA+).
Short: Supply from 3-terminal-voltage regulator (+5V) on the board.
I The function of the toggle SW.
[SW3] Resets the CS8402. Upper position resets the internal counter of CS8402, then Bi-phase
signal is not output. Keep the "L" position during normal operation.
[SW4] Resets the AK5393. Keep the "H" position during conversion.
<KM059102>
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2005/12