AKD4551 Datasheet, PDF (3/17 Pages) Asahi Kasei Microsystems – EVALUATION BOARD REV.C FOR AK4551

ASAHI KASEI
n Evaluation mode
Applicable Evaluation Mode
1) Evaluation of loopback mode (default)
2) Evaluation of D/A using ideal sin wave generated by ROM data
3) Evaluation of D/A using A/D converted data
4) Evaluation of D/A using DIR (Optical Link)
5) Evaluation of A/D using D/A converted data
6) Evaluation of A/D using DIT (Optical Link)
7) All interface signals including master clock are fed externally.
[AKD4551]
6)
5)
AKD4551
1)
PORT2
DIT
PORT1
10pin-Header
PORT3
4)
DIR
2) 3)
AKD43XX
D/A Board
CD Player
AKD53XX
A/D Board
ROM Board
1) Evaluation of loopback mode. (default)
Nothing should be connected to PORT1/PORT3. In case of using external clock through a BNC connector
(J5), select EXT on JP12 (XTI) and short JP10 (XTE).This mode corresponds to only JP13 (X_SCLK) 64fs.
JP6
SCLK
JP8
LRCK
JP9
SDTI
JP10
XTE
JP12
XTI
JP13
X_SCLK
JP14
DIR
ADC DIR ADC DIR ADC DIR
32fs 64fs ON OFF
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