ASBSERIES datasheet(5/16 Pages) EPCOS

5 / 16 page

Pressure sensors

Barometric pressure transmitters for SMT

ASB series

Preliminary data

AS SEN PD

2011-05-02

Please read Cautions and warnings and

Page 5 of 16

Important notes at the end of this document

Terminal assignment

Dimensional drawings

Pin Symbol

Signal

GND

Ground

Vsupply

Supply

voltage

SDA

Serial Data

SCL

Serial Clock

3. Digital Output – I²C (D5)

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

Digital output pressure signal (D5) @ Top = 25°C, Vsupply = 5 V, Iout < 0.1 mA

Offset (at pr,min)

out,0

D5: I²C - 14bit

1638

digits

Signal span (Full Scale)

D5: I²C - 14bit

13107

digits

Full scale output at pr,max

out,0 + D

D5: I²C - 14bit

14745

digits

Non-linearity

Simple output

10), 11)

0.1

% FS

Response time

t10-90

12)

Basic accuracy

% FS

Digital output temperature signal (D5) @ pr,min , Vsupply = 5 V, Iout < 0.1 mA

Offset (at 0°C)

out,0

D5: I²C - 11bit

512

digits

Sensitivity

D5: I²C - 11bit

10.235

digits/K

Basic accuracy

Top: 0 … 70°C

°C

Configuration, digital interface

System clock frequency

Update period

1.5

2C address

0x28

hex

Sensor connection check

active

Sensor short check

active

Sleep Mode

active

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