AKD4368-B Datasheet, PDF (1/32 Pages) Asahi Kasei Microsystems – 24bit DAC with integrated Headphone Amplifier

[AKD4368-B]
AKD4368-B
AK4368 Evaluation Board Rev.2
GENERAL DESCRIPTION
The AKD4368 is an evaluation board for 24bit DAC with integrated Headphone Amplifier, AK4368. The
AKD4368 has the interface with AKM’s ADC evaluation boards. Therefore, it’s easy to evaluate the
AK4368. The AKD4368 also has the digital audio interface and can achieve the interface with digital audio
systems via opt-connector.
Ordering guide
AKD4368-B
--- Evaluation board for AK4368
(Cable for connecting with printer port of IBM-AT compatible PC and control
software are packed with this. This control software does not operate on Windows
NT.)
FUNCTION
• Compatible with 2 types of interface
- Direct interface with AKM’s A/D converter evaluation boards
- On-board AK4116 as DIR which accepts optical input
• 10pin header for serial control interface
• Mini-jack for external Stereo Speaker
• On-board Class-D Speaker Amplifier (AK7830)
Vcc(5.0V)
GND
Opt In
(PORT1)
DSP
10pin Header
(PORT2)
Control Data
10pin Header
(PORT3)
Regulator
AK4116
(DIR)

3.3V
AK4368
L/RIN
MIN
HPL
HPR ^HP
AK7830
(SPK-Amp)
SPPL
SPPR
ROUT
LOUT ^L/ROUT
Figure 1. AKD4368 Block Diagram
* Circuit diagram and PCB layout are attached at the end of this manual.
<KM081302>
-1-
2007/08