AK8998 Datasheet, PDF (57/59 Pages) Asahi Kasei Microsystems – Preliminary

[AK8998/W/D]
Recommended Connection Examples for Components
1) VO pin connection example
VO
146.kohm
0µF – 3µF
Buffer&
SMF
VOUT
Inside AK8998/W/D
2) Power supply pin connection example
InsideAK8998/W/D
VDD
AGND
VSS
1.0µF±10 %
10nF±10 %
3) VOUT pin connection examples for adjustment
1) VREF etc. adjustment
Control register (AVR etc.)
VREF etc.
1kΩ
Inside AK8998/W/D
2) IREF adjustment
VOUT
Voltage
Meter
1MΩ
Control register (AIR)
IREF
1kΩ
Inside AK8998/W/D
3) VTMP adjustment
3-1) Internal Temp. sensor
VOUT
Voltage
Meter
1MΩ
EXTMP
Control register (ATO)
VTMP
1kΩ
Inside AK8998/W/D
3-2) external Temp. sensor
VS
EEPROM register (TMPE)
Control register (ATO)
EXTMP
VTMP
1kΩ
Inside AK8998/W/D
VOUT
Voltage
Meter
1MΩ
VOUT
Voltage
Meter
1MΩ
MSxxxxx-E-00
- 54 -
2011/12