AKD4390-SA Datasheet, PDF (1/29 Pages) Asahi Kasei Microsystems – AK4390 Sound quality evaluation board Rev.2

[AKD4390-SA]
AKD4390-SA
AK4390 Sound quality evaluation board Rev.2
General Description
AKD4390-SA is an evaluation board, which is 32Bit ΔΣDAC. The AKD4390-SA includes a LPF which can
add differential analog outputs from the AK4390 and also has a digital interface. Therefore, it is evaluate
sound quality of the AK4390.
 Ordering Guide
AKD4390-SA --- Sound quality evaluation board for AK4390
Function
 On-board Analog output buffer circuit
 On-board digital audio interface. (AK4115)
COAX In
Opt In
DIR
AK4115
2nd Order LPF
AK4390
Lch
Rch
Figure 1. Block diagram
* Circuit diagram are attached at the end of this manual.
COAX is recommended for an evaluation of the Sound quality.
<KM093004>
1
2009/02