AK8996 Datasheet, PDF (10/74 Pages) Asahi Kasei Microsystems – Pressure Sensor Interface IC

[AK8996/W]
Pin Descriptions
Pin conditions
PAD Name
Functions
STBYN:
DET: “H”
Start up
“L” ^{EOUT[0]: EOUT[0]: Note)}
“L”
“H”
1 VSSO Reference voltage output pin
2 VP Sensor differential signal input pin (+ve)
3
VS
Constant voltage supply pin for sensor
drive
4 VN Sensor differential signal input pin (-ve)
5 STBYN Standby pin ("L": Standby)
6 CS Chip select pin
7 SCLK Serial clock pin
8 SDI/O Data I/O pin
Output pin for pressure detection (high
9 DET
at detection) and output pin for
abnormal self-diagnostic detection
(high at detection)
10 VSS Reference voltage pin
11 VDD + Power supply pin
12 NC
13 VOUT Sensor signal pin
14
VO
Capacitance connection pin for sensor
signal band-limiting
15
PTH
Pin for pressure detection and
self-diagnosis threshold input
16
AGND
Analog ground with external
capacitance for stabilization
-
Hi-Z
Hi-Z
Hi-Z
VSS
-
-
-
VSS
-
-
-
Hi-Z
Hi-Z
-
Hi-Z
-
VDD
-
-
-
VDD
-
-
-
-
-
VDD
-
-
-
-
Hi-Z
Hi-Z
Hi-Z
VDD
-
-
-
VDD
VSS
-
-
-
Hi-Z
-
-
-
-
AGND
AGND
-
AGND
Note) See "Operation Sequence."
MS1055-E-02
10
2011/12