AKD4121A_07 Datasheet, PDF (1/36 Pages) Asahi Kasei Microsystems – Asynchronous Sample Rate Converter

ASAHI KASEI
[AKD4121A]
AKD4121A
AK4121A Evaluation Board Rev.0
GENERAL DESCRIPTION
The AKD4121A is the evaluation board for the AK4121A, 96kHz asynchronous sample rate converter.
This board has the optical connectors to interface with other digital audio equipments and serial interfaces
for AKM AD/DA evaluation boards. The AKD4121A achieves quick evaluation of AK4121A
„ Ordering guide
AKD4121A --- Evaluation board for AK4121A
FUNCTION
† Optical fiber connectors (for Digital Audio Interface. input x 1, output x 1.)
† 10pin Header (for AKM AD/DA evaluation board. input x 1, output x 1.)
† On board X’tal Oscillator (input x 1, output x 1.)
5V or 3.3V
JP1
IMCLK
+3.3V
JACK
REG
JP10
3.3V
T1
48M003F
OUT
IN
PORT1
IMCLK
OUT
IN
IBICK
ILRCK
SDTI
10pin Header
PORT2
Optical
Input
3
+3.3V
D5V
+3.3V _D5V
DIR
(AK4112B)
3 ^{JP2 ~4} 3
2
AK4121A
3
2
3
D5V
JP11
Bypass
JP6
DIT-SOURCE
DIR
PORT3
JP5
SRC-MCLK
PORT3
DIT
3
PORT3
+3.3V ^D5V
Clock
Generator
OMCLK
OBICK
OLRCK
SDTO
10pin Header
PORT4
3
3
DIT
JP7~9
(AK4114)
Optical
Output
SW1 SW2
PDN SMUTE
SW3
fsi-DIR
SW4
CMODE
SW5
fso
Figure 1. AKD4121A Block Diagram
*Circuit diagram and PCB layout are attached at the end of this manual.
<KM088800>
-1-
2007/03