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ASAHI KASEI
[AKD4556-B]
<KM082901>
2006/08
- 1 -
GENERAL DESCRIPTION
The AKD4556-B is an evaluation board for the AK4556, the 24Bit A/D & D/A converter. The AKD4556-B
can evaluate A/D converter and D/A converter separately in addition to loopback mode (A/D
→
D/A). The
AKD4556-B also has the digital audio interface and can achieve the interface with digital audio systems
via opt-connector.
Ordering guide
AKD4556-B --- Evaluation board for AK4556
FUNCTION
Digital interface
-
DIT (AK4114): optical or BNC
-
DIR (AK4114): optical or BNC
10pin header for serial control interface
AK4114
(DIR&DIT)
Opt In
Opt Out
AK4556
5V
LIN
RIN
LOUT
ROUT
10pin Header
DSP
GND
Regulator
BNC
BNC
Figure 1. AKD4556-B Block Diagram
* Circuit diagram and PCB layout are attached at the end of this manual.
AK4556 Evaluation board Rev.1
AKD4556-B