Datasheet

Tire Pressure Monitoring Sensor SP30

TS

Rev.

Page

of

1085

5

5

14

2 Product Characteristics

The max and min values are to be understood as + and - 5

σ values (Cpk = 1.67) unless otherwise specified.

2.1

Measurement performance

2.1.1

Pressure measurement

The presented performance reflects the use of 11-bit measurement of pressure signal and 10-bit measurement of

temperature.

2.1.1.1

Standard pressure measurement range

Table 1 Pressure measurement specifications, 100-450kPa range

SPECIFICATION

AMBIENT CONDITIONS

PARAMETER

Min

Typ

Max

Unit

Temp [°C]

VDD [V]

COMMENTS

Pressure range

100

450

kPa

-40 to 125

2.1 to 3.6

-7

7

kPa

0 to 50

2.1 to 3.6

-9

9

kPa

50 to 70

2.1 to 3.6

Measurement error

-17.5

17.5

kPa

-40 to 125

2.1 to 3.6

2.1.1.2

Optional pressure measurement ranges

Table 2 Pressure measurement specifications, 100-700kPa range

SPECIFICATION

AMBIENT CONDITIONS

PARAMETER

Min

Typ

Max

Unit

Temp [°C]

VDD [V]

COMMENTS

Pressure range

100

700

kPa

-40 to 125

2.1 to 3.6

-11

11

kPa

0 to 50

2.1 to 3.6

-14

14

kPa

50 to 70

2.1 to 3.6

Measurement error

-28

28

kPa

-40 to 125

2.1 to 3.6

Table 3 Pressure measurement specifications, 100-800kPa range

SPECIFICATION

AMBIENT CONDITIONS

PARAMETER

Min

Typ

Max

Unit

Temp [°C]

VDD [V]

COMMENTS

Pressure range

100

800

kPa

-40 to 125

2.1 to 3.6

-12.5

12.5

kPa

0 to 50

2.1 to 3.6

-16

16

kPa

50 to 70

2.1 to 3.6

Measurement error

-19.5

19.5

kPa

-40 to 125

2.1 to 3.6

Table 4 Pressure measurement specifications, 100-900kPa range

SPECIFICATION

AMBIENT CONDITIONS

PARAMETER

Min

Typ

Max

Unit

Temp [°C]

VDD [V]

COMMENTS

Pressure range

100

900

kPa

-40 to 125

2.1 to 3.6

-14

14

kPa

0 to 50

2.1 to 3.6

-18

18

kPa

50 to 70

2.1 to 3.6

Measurement error

-35

35

kPa

-40 to 125

2.1 to 3.6