AKD4621-B Datasheet, PDF (2/50 Pages) Asahi Kasei Microsystems – AK4621 Evaluation board Rev.2

[AKD4621-B]
Evaluation Board Manual
„ Operation sequence
1) Set up of the power supply lines
Each of the power supply lines should be distributed from the power supply units.
Name
of jack
+15V
-15V
GND
Color
of jack
Green
Blue
Black
Typ
Voltage
+15V
-15V
0V
Using
Default setting
Power supply for the plus terminal of OPAmp
Power supply for the regulator: T1: +15V→+5V
(Power supply for AVDD and VREF of AK4621,
power supply for Bias of OPAmp, and
power supply for the Regulator: T2: +5V→+3.3V
(Power supply for DVDD and TVDD of AK4621))
Power supply for the regulator: T3: +15V→+3.3V
(Power supply for AVDD, DVDD, TVDD of AK4114,
Power supply for logic)
Power supply for the minus terminal of OPAmp
Analog ground
Digital ground
Table 1. Set up of the power supply lines
Connect to +15V
(Must be connected)
Connect to -15V
(Must be connected)
Connect to GND
(Must be connected)
2) Set up the evaluation modes, jumper pins and DIP switch. (See the followings.)
3) Power on
The AK4621 should be reset once bringing SW2 (PDN) “L” upon power-up.
<KM100802>
-2-
2010/12