AKD4371-B Datasheet, PDF (1/33 Pages) Asahi Kasei Microsystems – 24bit DAC with Headphone Amplifier

[AKD4371-B]
AKD4371-B
AK4371 Evaluation Board Rev.1
GENERAL DESCRIPTION
The AKD4371 is an evaluation board for 24bit DAC with Headphone Amplifier, AK4371. The AKD4371
has the interface with AKM’s ADC evaluation boards. Therefore, it’s easy to evaluate the AK4371. The
ADK4370 also has the digital audio interface and can achieve the interface with digital audio systems via
opt-connector.
Ordering guide
AKD4371-B --- Evaluation board for AK4371
(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 (AK7832)
Opt In
(PORT1)
DSP
10pin Header
(PORT2)
Control Data
10pin Header
(PORT3)
Vcc (5.0V)
GND
Regulator
(3.3V)
AK4116
(DIR)
AK4371
MOUT
HPL
HPR ^HP
AK7832
(SPK-Amp)
SPPL
SPPR
LIN1 LIN2 LIN3
RIN1 RIN2 RIN3
Figure 1. AKD4371 Block Diagram
LOUT
ROUT ^L/ROUT
* Circuit diagram and PCB layout are attached at the end of this manual.
<KM086201>
-1-
2007/07