AKD4345-A Datasheet, PDF (1/34 Pages) Asahi Kasei Microsystems – 24bit and 96kHz DAC with DIT for portable and home audio systems

[AKD4345-A]
AKD4345-A
AK4345 Evaluation Board Rev.2
GENERAL DESCRIPTION
The AKD4345-A is an evaluation board for the AK4345, 24bit and 96kHz DAC with DIT for portable and
home audio systems. The AKD4345-A has the interface with AKM’s A/D converter evaluation boards and
the interface with digital audio systems via optical connector. Therefore, it is easy to evaluate the
AK4345.
Ordering guide
AKD4345-A --- AK4345 Evaluation Board
FUNCTION
• Compatible with 2 types of input data interface
- Direct interface with AKM’s A/D converter evaluation boards via 10-pin header
- On-board AK4112B as DIR, which accepts optical or BNC Inputs
• Optical output for internal DIT
• BNC connector for an external clock input
• BNC connector for DAC output
DGND VCC VDD AGND
Digital In
OPT
BNC
AK4112B
(DIR)
MCLK
Clock
Divider
Generator
10pin Header
DSP Data
74LVC541
AK4345
Digital Out
OPT
Analog Out
LOUT
ROUT
Figure 1. AKD4345-A Block Diagram
* Circuit diagram and PCB layout are attached at the end of this manual.
<KM087802>
-1-
2007/07