AKD4706-A Datasheet, PDF (3/34 Pages) Asahi Kasei Microsystems – 2ch DAC with AV SCART switch

ASAHI KASEI
2) On-board X’tal mode/ Feeding external MCLK via BNC
When the CM0 (DIP-switch S1_1 on board) is “H”, the AK4112B generates MCLK, BICK and LRCK from on-board
X’tal or external clock form J1. SDATA should be fed via PORT2.
2)-1. DIP-switch set-up
No.
CM0
1
“H”
DIF1
Don’t care
DIF0
Don’t care
Table 3. DIP-switch set-up
2)-2. Jumper pins set up
Mode
On-board X’tal
External clock via
BNC connector J1
JP3 (EXT)
Open
Short
JP4 (MCLK)
Short
Short
JP5 (BICK)
Short
Short
JP6 (SDTI)
Open
Short
JP7 (LRCK)
Short
Short
Table 4. Jumper pins set up
3) Feeding all clocks from external
Under the following set-up, all external signals can be fed to the AK4706 through POTR1 (EXT).
The AKM’s evaluation board for ADC can be used.
3)-1. DIP-switch set-up
No.
CM0
1 Don’t care
DIF1
Don’t care
DIF0
Don’t care
Table 5. DIP-switch set-up
3)-2. Jumper pins set up
JP3 (EXT)
Open
JP4 (MCLK) JP5 (BICK)
Open
Open
JP6 (SDTI)
Open
Table 6. Jumper pins set up
JP7 (LRCK)
Open
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