ZSC31150 Datasheet

© 2016 Integrated Device Technology, Inc.

19

December 6, 2016

Figure 3.2 Bridge in Voltage Mode, External Thermistor

2

1

3

4

6

5

7

11

13

12

10

9

8

Serial Interface

Sensor Bridge

SDA

SCL

Out / OWI

GND

C3

47nF

+4.5V to +5.5V

VDDA

VSSA

SDA

SCL

n.c.

VDD

VDDE

IRTEMP

VBR_T

VBP

VBR_B

VBN

AOUT

VSSE

C2

100nF

C1

100nF

Temperature Sensor

C5

R1

PT1000

C4

14

Figure 3.3 Bridge in Current Mode, Temperature Measurement via Bridge TC

2

1

3

4

6

5

7

8

14

13

11

12

10

9

Serial Interface

Sensor Bridge

SDA

SCL

Out / OWI

GND

C3

47nF

+4.5V to +5.5V

VDDA

VSSA

SDA

SCL

n.c.

VDD

VDDE

IRTEMP

VBR_T

VBP

VBR_B

VBN

AOUT

VSSE

C2

100nF

C1

100nF

C4*

* C4 and C5 must be connected

to VBR_B when using Current

Mode because VBR_B and

VSSA are not shorted in this

case.

C5*