AKD4641EN-A Datasheet, PDF (1/54 Pages) Asahi Kasei Microsystems – 16bit stereo CODEC with built-in Microphone-amplifier and 16bit Mono CODEC for Bluetooth Interface.

ASAHI KASEI
[AKD4641EN-A]
AKD4641EN-A
Evaluation board Rev.1
for AK4641EN
GENERAL DESCRIPTION
The AKD4641 is an evaluation board for the AK4641, 16bit stereo CODEC with built-in
Microphone-amplifier and 16bit Mono CODEC for Bluetooth Interface. The AKD4641 can evaluate A/D
converter and D/A converter separately in addition to loopback mode (A/D → D/A). The AKD4641 also
has the digital audio interface and can achieve the interface with digital audio systems via opt-connector.
„ Ordering guide
AKD4641EN-A --- Evaluation board for AK4641EN
(Cable for connecting with printer port of IBM-AT, compatible PC and control
software are packed with this. This control software does not support Windows NT.)
FUNCTION
• DIT/DIR with optical input/output
• BNC connector for an external clock input
• 10pin Header for I²C control mode
• On board headphone-amp (MAX4410) and speaker-amp (LM4889)
AVDD BVDD DVDD AGND
5V
3.3V
Regulator
MIC Jack
AUXIN+
AUXIN-
MOUT+
MOUT+/-
MOUT-
MOUT
LOUT
ROUT
HP Jack
HP-amp
MAX4410
SPK-amp
LM4889
MOUT2
AK4641
Clock
Gen
Control Data
10pin Header
Bluetooth I/F
10pin Header
Audio I/F
10pin Header
DIR
AK4114
Opt In
Opt Out
Figure 1. AKD4641 Block Diagram
* Circuit diagram and PCB layout are attached at the end of this manual
<KM082001>
-1-
2006/03