AKD4223-A Datasheet, PDF (2/31 Pages) Asahi Kasei Microsystems – AK4223 Evaluation Board Rev.2

ASAHI KASEI
[AKD4223-A]
EVALUATION BOARD MANUAL
„ Operation sequence
1) Set up power supply lines.
Name of
jack
VVDD
Color of
jack
Orange
Voltage
+9V
Used for
AK4223 of VVDD
Open / connect
Should be always connected.
Default
Setting
+9V
AVDD Red
D3.3V Red
+9V
+3.3V
AK4223 of AVDD
Digital Logic
Should be always connected.
Should be always connected.
AVSS Black
0V
Analog Ground
Should be always connected.
VVSS Black
0V
Analog Ground
Should be always connected.
DGND Black
0V
Digital Ground
Should be always connected, when JP1
and JP2 (GND) is set to open.
Table 1. 電源の配線
(Note) Each supply line should be distributed from the power supply unit.
+9V
+3.3V
0V
0V
0V
2) Set-up jumper pins and DIP switches. (See the followings.)
3) Power on.
AK4223 should be reset once bringing SW1 (PDN) to “L” upon power-up.
<KM101302>
-2-
2010/08