ZSSC3154 Datasheet

R36DS0046ED0160 Rev.1.50

Apr 19, 2024

Page 2

Contents

1.

Overview ......................................................................................................................................................... 4

1.1

Block Diagram ....................................................................................................................................... 4

2.

Electrical Characteristics.............................................................................................................................. 4

2.1

Absolute Maximum Ratings ................................................................................................................... 4

2.2

Operating Conditions ............................................................................................................................. 4

2.3

Electrical Parameters ............................................................................................................................ 5

2.4

Interface Characteristics and EEPROM ................................................................................................ 8

3.

Circuit Description......................................................................................................................................... 9

3.1

Signal Flow ............................................................................................................................................ 9

3.2

Application Modes ............................................................................................................................... 10

3.3

System Control .................................................................................................................................... 10

3.3.1

Main System Tasks ............................................................................................................... 10

3.3.2

General Working Modes ....................................................................................................... 10

3.4

Normal Operation Mode ...................................................................................................................... 11

3.4.1

Startup Phase ....................................................................................................................... 11

3.4.2

Measurement Cycle .............................................................................................................. 11

3.4.3

Conditioning Calculation ....................................................................................................... 12

3.5

Bridge Sensor Measurement............................................................................................................... 12

3.6

Temperature Measurement ................................................................................................................. 12

3.7

Half-Bridge Sensor Measurement ....................................................................................................... 12

3.8

Analog Front End................................................................................................................................. 12

3.8.1

Programmable Gain Amplifier ............................................................................................... 12

3.8.2

Offset Compensation ............................................................................................................ 13

3.8.3

Analog-to-Digital Converter................................................................................................... 14

3.9

Signal Outputs ..................................................................................................................................... 14

3.9.1

Analog Output ....................................................................................................................... 14

3.9.2

Sequential Analog Output ..................................................................................................... 14

3.9.3

Digital Output ........................................................................................................................ 15

3.10 Serial Digital Interfaces........................................................................................................................ 15

3.11 Failsafe Features ................................................................................................................................. 15

3.12 Overvoltage and Short Circuit Protection ............................................................................................ 15

4.

Application Circuits and External Components ....................................................................................... 16

4.1

Application Circuit Examples ............................................................................................................... 16

4.2

External Components .......................................................................................................................... 16

5.

ESD Protection and EMC Specification..................................................................................................... 16

6.

Pin Configuration and Package.................................................................................................................. 17

7.

Reliability and RoHS Conformity ............................................................................................................... 18

8.

Ordering Information ................................................................................................................................... 18

9.

Related Documents ..................................................................................................................................... 18

10. Glossary........................................................................................................................................................ 18

11. Revision History .......................................................................................................................................... 19