AKD4421A-SA Datasheet, PDF (2/22 Pages) Asahi Kasei Microsystems – AK4421A Evaluation Board Rev.1

[AKD4421A-SA]






„ Outline Chart
PORT1
VCC
T2
H ^SW1
L
SW2
U2
Board Outline Chart
COAX
U3
1
CVDD AGND VDD
REG
1 ^U1
TEST1
T1
LOUT
ROUT
PORT2 1
10
„ Comment
Figure 2. AKD4421A-SA Outline Chart
(1) LOUT, ROUT (BNC-JACK)
It is analog signal output Jack. The signal is output from LOUT/ROUT pins.
(2) COAX, PORT1, PORT2 (Digital signal connector)
COAX (BNC-JACK): Digital signal (SPDIF, Fs: 24ʙ48kHz) is input to the AK4115. (Default)
PORT1 (Optical Connecter): Optical digital signal (SPDIF, Fs: 32ʙ48kHz) is input to the AK4115.
PORT2 (10 pin header): The clock and data can be input and output with this connector.
(3) REG, VDD, AGND, CVDD, VCC
These are the power supply connectors. Connect power supply with these pins.
As for the detail comments, refer to the setup of power supply in P3.
(4) SW1, SW2 (Switch)
SW1: Setting of frequency of MCKO that is output from AK4115.
SW2: Reset of AK4115. Keep “H” during normal operation.
KM098701
-2-




2009/04