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AK8999A Datasheet, PDF (66/68 Pages) Asahi Kasei Microsystems – Pressure Sensor Control IC | |||
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CONFIDENTIAL
[AK8999A/AW/AD]
17. Recommended External Circuits
1) VO pin connection example
146.kohm
Buffer&
SMF
Inside AK8999A/W/D
VO
0ïF â 3ïF
VOUT
2) Power supply pin connection example
VDD
InsideAK8999A/W/D
1.0ïF±10ï ï¥
VSS
3) VOUT pin connection examples for adjustment
1) VREF etc. adjustment
Control register (AVR etc.)
VREF etc.
1kï
Inside AK8999A/W/D
2) IREF adjustment
VOUT
Voltage
Meter
1Mï
Control register (AIR)
IREF
1kï
Inside AK8999A/W/D
3) VTMP adjustment
3.1) Internal Temp. sensor
VOUT
Voltage
Meter
1Mï
EXTMP
Control register (ATO)
VTMP
1kï
Inside AK8999A/W/D
VOUT
Voltage
Meter
1Mï
3.2) External Temp. sensor
EEPROM register (TMPESO)
EXTMP
Control register (ATO)
VTMP
1kï
Inside AK8999A/W/D
VOUT
Voltage
Meter
1Mï
VS
EEPROM register (TMPESI) Control register (ATO)
EXTMP
VTMP
1kï
Inside AK8999A/W/D
VOUT
Voltage
Meter
1Mï
MS1600-E-00
- 66 -
2014/05
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