LPY550AL Datasheet, PDF (4/12 Pages) STMicroelectronics – MEMS motion sensor: dual axis pitch and yaw ±500°/s analog output gyroscope

Block diagram and pin description
Table 2.
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
Pin description
Pin name
GND
FILTVDD
VCONT
OUTX
4xINX
4xOUTX
Vref
4xOUTZ
4xINZ
OUTZ
ST
PD
13
HP
14,15
Res
16
Vdd
LPY550AL
Analog function
0V supply voltage
PLL filter connection pin #2
PLL filter connection pin #1
Not amplified output
Input of 4x amplifier
X rate signal output voltage (amplified)
Reference voltage
Z rate signal output voltage (amplified)
Input of 4x amplifier
Not amplified output
Self-test (logic 0: normal mode; logic 1: self-test)
Power-down (logic 0: normal mode; logic 1: power-down
mode)
High pass filter reset (logic 0: normal operation mode;
logic1: external high pass filter is reset)
Reserved. Connect to Vdd
Power supply
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Doc ID 15808 Rev 2