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AS89010

V3.11

FEATURES ..................................................................................................................................1

APPLICATIONS ..........................................................................................................................1

MARKET SEGMENTS ...................................................................................................................1

1

GENERAL DESCRIPTION ......................................................................................................4

2

ELECTRICAL CHARACTERISTICS..........................................................................................5

2.1

Absolute Maximum Ratings ........................................................................................ 5

2.2

Recommended Operating Conditions ........................................................................... 5

2.3

Electrical Characteristics ............................................................................................ 7

3

BLOCK DIAGRAM .................................................................................................................8

4

PIN ASSIGNMENT................................................................................................................8

5

DESCRIPTION OF FUNCTION ...............................................................................................9

5.1

Measurement Modes.................................................................................................. 9

5.1.1

Continuous Measurement Mode (CONT Mode)............................................................... 9

5.1.2

Command Measurement Mode (CMD Mode)................................................................ 10

5.1.3

Synchronous Measurement Start Mode (SYNS Mode)................................................... 10

5.1.4

Synchronous Measurement Start and Stop Mode (SYND Mode) ..................................... 11

5.2

Power Down ........................................................................................................... 12

5.3

Standby................................................................................................................. 12

5.4

A/D Conversion....................................................................................................... 13

5.4.1

Offset of the A/D Converter...................................................................................... 15

5.4.2

Divider .................................................................................................................. 15

5.5

Conversion Time Measurement ................................................................................. 16

5.6

I²C Communication ................................................................................................. 16

5.6.1

Write Protocol......................................................................................................... 17

5.6.2

Read Protocol ......................................................................................................... 17

5.6.3

I²C Addressable Register Space ................................................................................ 18

5.6.4

Examples of using I²C-interface ................................................................................ 18

6

DESCRIPTION OF REGISTERS............................................................................................20

6.1

Control Register Bank .............................................................................................. 20

6.2

Operational State Register – OSR.............................................................................. 20

6.2.1

API Generation Register – AGEN ............................................................................... 21

6.2.2

Configuration Register – CREGL and CREGH ............................................................... 21

6.2.3

Options Register - OPTREG....................................................................................... 24

6.2.4

Register – BREAK.................................................................................................... 24

6.2.5

Register – EDGES ................................................................................................... 25

6.3

Output Register Bank .............................................................................................. 25

6.4

I²C Interface .......................................................................................................... 26