ZSC31050DIG1-T datasheet, PDF - EEWORLD Datasheet

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ZSC31050DIG1-T: DescriptionSensor Interface Sensor Signal Conditoner; Categorysemiconductor Analog mixed-signal IC; File Size732KB，32 Pages; ManufacturerIDT (Integrated Device Technology, Inc.); Websitehttp://www.idt.com/

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ZSC31050DIG1-T Overview

Sensor Interface Sensor Signal Conditoner

ZSC31050DIG1-T Parametric

Parameter Name	Attribute value
Product Category	Sensor Interface
Manufacturer	IDT (Integrated Device Technology, Inc.)
RoHS	Details
Interface Type	I2C, SPI
Supply Voltage - Max	5.5 V
Supply Voltage - Min	2.7 V
Minimum Operating Temperature	- 25 C
Maximum Operating Temperature	+ 85 C
Mounting Style	SMD/SMT
Package / Case	SSOP-16
Packaging	Tube
Moisture Sensitive	Yes
Factory Pack Quantity	77
Unit Weight	0.004586 oz

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Data Sheet

Rev. 1.20/ May 2014

ZSC31050

Advanced Differential Sensor Signal Conditioner

Multi-Market Sensing Platforms

Precise and Deliberate

ZSC31050

Advanced Differential Sensor Signal Conditioner

Contents

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

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

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

1.3. Inherent Characteristics .......................................................................................................................... 8

1.3.1. Cycle Rate versus ADC Resolution ................................................................................................. 9

1.3.2. PWM Frequency .............................................................................................................................. 9

1.4. Electrical Parameters ........................................................................................................................... 10

1.4.1. Supply/ Regulation ......................................................................................................................... 10

1.4.2. Analog Front End ........................................................................................................................... 10

1.4.3. DAC and Analog Output (OUT Pin) ............................................................................................... 10

1.4.4. PWM Output (OUT Pin, IO1 Pin) ................................................................................................... 10

1.4.5. Temperature Sensors (IR_TEMP Pin) ........................................................................................... 10

1.4.6. Digital Outputs (IO1, IO2, OUT Pins in Digital Mode) .................................................................... 11

1.4.7. System Response .......................................................................................................................... 11

1.5. Interface Characteristics ....................................................................................................................... 12

1.5.1. Multiport Serial Interfaces (I C™, SPI) .......................................................................................... 12

1.5.2. One-Wire Serial Interface (ZACwire™) ......................................................................................... 12

Circuit Description ....................................................................................................................................... 13

2.1. Signal Flow ........................................................................................................................................... 13

2.2. Application Modes ................................................................................................................................ 14

2.3. Analog Front-End (AFE) ....................................................................................................................... 15

2.3.1. Programmable Gain Amplifier (PGA) ............................................................................................. 15

2.3.2. Extended Zero Point Compensation (XZC) ................................................................................... 16

2.3.3. Measurement Cycle Performed by Multiplexer .............................................................................. 17

2.3.4. Analog-to-Digital Converter ............................................................................................................ 18

2.4. System Control ..................................................................................................................................... 19

2.5. Output Stage......................................................................................................................................... 20

2.5.1. Analog Output ................................................................................................................................ 21

2.5.2. Comparator Module (ALARM Output) ........................................................................................... 22

2.5.3. Serial Digital Interface .................................................................................................................... 22

2.6. Voltage Regulator ................................................................................................................................. 23

2.7. Watchdog and Error Detection ............................................................................................................. 23

Application Circuit Examples ....................................................................................................................... 24

ESD/Latch-Up-Protection ............................................................................................................................ 25

Pin Configuration and Package ................................................................................................................... 26

Reliability ..................................................................................................................................................... 27

Customization .............................................................................................................................................. 27

Ordering Information ................................................................................................................................... 28

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

Data Sheet

May 11, 2014

4 of 32

ZSC31050

Advanced Differential Sensor Signal Conditioner

9 Related Documents ..................................................................................................................................... 29

10 Glossary ...................................................................................................................................................... 30

11 Document Revision History ......................................................................................................................... 31

List of Figures

Figure 2.1

Figure 2.2.

Figure 3.1

Figure 3.2

Figure 3.3

Figure 3.4

Figure 3.5

Figure 5.1.

Block Diagram of the ZSC31050 ................................................................................................... 13

Measurement Cycle ZSC31050 ..................................................................................................... 17

Application Example 1 ................................................................................................................... 24

Application Example 2 ................................................................................................................... 24

Application Example 3 ................................................................................................................... 24

Application Example 4 ................................................................................................................... 24

Application Example 5 ................................................................................................................... 25

Pin Configuration ........................................................................................................................... 27

List of Tables

Table 1.1

Table 1.2

Table 1.3

Table 1.4

Table 1.5

Table 1.6

Table 1.7.

Table 2.1

Table 2.2

Table 2.3

Table 2.4.

Table 2.5.

Table 5.1.

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

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

Inherent Characteristics ................................................................................................................... 8

Cycle Rate versus ADC Resolution ................................................................................................. 9

PWM Frequency .............................................................................................................................. 9

Electrical Parameters ..................................................................................................................... 10

Interface Characteristics ................................................................................................................ 12

Adjustable Gains, Resulting Sensor Signal Spans, and Common Mode Ranges ........................ 15

Extended Zero Point Compensation (XZC) Range ....................................................................... 16

Output Resolution versus Sample Rate ........................................................................................ 19

Output Configurations Overview .................................................................................................... 20

Analog Output Configuration ......................................................................................................... 21

Pin Configuration ........................................................................................................................... 26

Data Sheet

May 11, 2014

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

5 of 32

ZSC31050DIG1-T Related Products

	ZSC31050DIG1-T	ZSC31050DEG1-R
Description	Sensor Interface Sensor Signal Conditoner	Sensor Interface Sensor Signal Conditoner
Product Category	Sensor Interface	Sensor Interface
Manufacturer	IDT (Integrated Device Technology, Inc.)	IDT (Integrated Device Technology, Inc.)
RoHS	Details	Details
Interface Type	I2C, SPI	I2C, SPI
Supply Voltage - Max	5.5 V	5.5 V
Supply Voltage - Min	2.7 V	2.7 V
Minimum Operating Temperature	- 25 C	- 40 C
Maximum Operating Temperature	+ 85 C	+ 150 C
Mounting Style	SMD/SMT	SMD/SMT
Package / Case	SSOP-16	SSOP-16
Moisture Sensitive	Yes	Yes
Factory Pack Quantity	77	2000
Unit Weight	0.004586 oz	0.004586 oz
Packaging	Tube	Reel

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