ZSC31150FEG1-T datasheet, PDF - EEWORLD Datasheet

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ZSC31150FEG1-T: Descriptiondata converter systems sensor signal conditoner; Categorysemiconductor Other integrated circuit (IC); File Size666KB，24 Pages; ManufacturerZentrum Mikroelektronik Dresden AG (IDT); Environmental Compliance

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ZSC31150FEG1-T Overview

data converter systems sensor signal conditoner

ZSC31150FEG1-T Parametric

Parameter Name	Attribute value
Manufacture	ZMDI
Product Category	Data Converter Systems
RoHS	Yes
Maximum Operating Temperature	+ 150 C
Minimum Operating Temperature	- 40 C
Mounting Style	SMD/SMT
Package / Case	SSOP-14
Packaging	Tube
Interface Type	I2C
Supply Voltage - Max	5.5 V
Supply Voltage - Mi	4.5 V

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Data Sheet

Rev. 1.08 / August 2011

ZSC31150

Fast Automotive Sensor Signal Conditioner

ZSC31150

Fast Automotive Sensor Signal Conditioner

Contents

Electrical Characteristics ...............................................................................................................................6

1.1. Absolute Maximum Ratings....................................................................................................................6

1.2. Operating Conditions..............................................................................................................................6

1.3. Electrical Parameters .............................................................................................................................7

1.3.1. Supply Current and System Operation Conditions ..........................................................................7

1.3.2. Analog Front-End (AFE) Characteristics .........................................................................................7

1.3.3. Temperature Measurement (refer chapter 2.4) ...............................................................................7

1.3.4. AD-Conversion.................................................................................................................................7

1.3.5. Sensor Connection Check ...............................................................................................................8

1.3.6. DAC & Analog Output (Pin AOUT) .................................................................................................8

1.3.7. System Response ............................................................................................................................8

1.4. Interface Characteristics & EEPROM.....................................................................................................9

1.4.1. I²C

Interface (refer 'ZSC31150 Functional Description' for timing details) ...................................9

1.4.2. ZACwire™ One Wire Interface (OWI)..............................................................................................9

1.4.3. EEPROM..........................................................................................................................................9

2 Circuit Description .......................................................................................................................................10

2.1. Signal Flow ...........................................................................................................................................10

2.2. Application Modes ................................................................................................................................11

2.3. Analog Front End (AFE) .......................................................................................................................11

2.3.1. Programmable Gain Amplifier (PGA).............................................................................................11

2.3.2. Offset Compensation .....................................................................................................................12

2.3.3. Measurement Cycle .......................................................................................................................12

2.3.4. Analog-to-Digital Converter............................................................................................................13

2.4. Temperature Measurement ..................................................................................................................14

2.5. System Control and Conditioning Calculation ......................................................................................15

2.5.1. Operation Modes............................................................................................................................15

2.5.2. Start Up Phase...............................................................................................................................15

2.5.3. Conditioning Calculation ................................................................................................................15

2.6. Analog Output AOUT............................................................................................................................16

2.7. Serial Digital Interface ..........................................................................................................................16

2.8. Failsafe Features, Watchdog and Error Detection ...............................................................................16

2.9. High Voltage, Reverse Polarity and Short Circuit Protection ...............................................................17

3 Application Circuit Examples.......................................................................................................................18

4 Pin Configuration, Latch-Up and ESD Protection .......................................................................................20

4.1. Pin Configuration and Latch-up Conditions..........................................................................................20

4.2. ESD-Protection .....................................................................................................................................20

5 Package.......................................................................................................................................................21

6 Quality and Reliability..................................................................................................................................21

7 Customization..............................................................................................................................................21

8 Ordering Information ...................................................................................................................................22

9 Additional Documents .................................................................................................................................22

10 Glossary ......................................................................................................................................................23

11 Document Revision History .........................................................................................................................24

Data Sheet

August 16, 2011

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without

notice.

4 of 24

ZSC31150

Fast Automotive Sensor Signal Conditioner

List of Figures

Figure 2.1

Figure 2.2:

Figure 3.1:

Figure 3.2:

Figure 3.3:

Figure 5.1:

Block Diagram of the ZSC31150 ...................................................................................................10

Measurement Cycle.......................................................................................................................13

Bridge in Voltage Mode, External Diode Temperature Sensor .....................................................18

Bridge in Voltage Mode, External Thermistor................................................................................19

Bridge in Current Mode, Temperature Measurement via Bridge TC.............................................19

ZSC31150 Pin Diagram.................................................................................................................21

List of Tables

Table 1.1

Table 1.2

Table 2.1

Table 2.2

Table 2.3:

Table 3.1:

Table 4.1:

Absolute Maximum Ratings .............................................................................................................6

Operating Conditions .......................................................................................................................6

Adjustable Gains, Resulting Sensor Signal Spans and Common Mode Ranges .........................11

Analog Zero Point Shift Ranges (XZC)..........................................................................................12

Analog Output Resolution Versus Sample Rate............................................................................14

Application Circuit Parameters ......................................................................................................18

Pin Configuration and Latch-Up Conditions ..................................................................................20

Data Sheet

August 16, 2011

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without

notice.

5 of 24

ZSC31150FEG1-T Related Products

	ZSC31150FEG1-T	ZSC31150FLG1-R	ZSC31150FEG1-R	ZSC31150FLG1-T	ZSC31150FAG1-R
Description	data converter systems sensor signal conditoner	data converter systems sensor signal conditoner	data converter systems sensor signal conditoner	data converter systems sensor signal conditoner	data converter systems sensor signal conditoner
Manufacture	ZMDI	ZMDI	ZMDI	ZMDI	ZMDI
Product Category	Data Converter Systems	Data Converter Systems	Data Converter Systems	Data Converter Systems	Data Converter Systems
RoHS	Yes	Yes	Yes	Yes	Yes
Maximum Operating Temperature	+ 150 C	+ 150 C	+ 150 C	+ 150 C	+ 125 C
Minimum Operating Temperature	- 40 C	- 40 C	- 40 C	- 40 C	- 40 C
Mounting Style	SMD/SMT	SMD/SMT	SMD/SMT	SMD/SMT	SMD/SMT
Package / Case	SSOP-14	SSOP-14	SSOP-14	SSOP-14	SSOP-14
Packaging	Tube	Reel	Reel	Tube	Reel
Interface Type	I2C	I2C	I2C	I2C	I2C
Supply Voltage - Max	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V
Supply Voltage - Mi	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V

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