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AS7225

Content Guide

Datasheet

• PUBLIC

DS000496

• v2-00 • 2019-Jun-28

│ 2

Content Guide

General Description....................... 3

1.1

Key Benefits & Features .............................. 3

1.2

Applications .................................................. 4

1.3

Block Diagram .............................................. 5

Ordering Information..................... 6

Pin Assignment ............................. 7

3.1

Pin Diagram.................................................. 7

3.2

Pin Description ............................................. 7

Absolute Maximum Ratings.......... 9

Electrical Characteristics ............ 10

Optical Characteristics................ 11

Functional Description ................ 14

7.1

Calibrated XYZ Chromatic Smart Lighting

Director

– Overview.................................... 14

7.2

Inputs.......................................................... 16

7.3

Outputs ....................................................... 16

I²C Slave Interface........................ 18

8.1

I²C Feature List........................................... 18

8.2

I²C Virtual Register Write Access............... 19

8.3

I²C Virtual Register Read Access .............. 20

8.4

I²C Slave Timing Characteristics................ 22

8.5

4-Byte Floating-Point (FP) Registers ......... 24

8.6

I²C Virtual Register Set .............................. 25

I²C Master Interface (Local Sensor

Interface) ...................................... 26

9.1

I²C Feature List........................................... 26

9.2

I²C Protocol ................................................ 26

9.3

I²C Write Access......................................... 27

9.4

I²C Read Access ........................................ 27

9.5

I²C Master Timing Characteristics.............. 28

10.1

10.2

Detailed Register Description .................... 33

UART Command Interface .......... 51

11.2

UART Protocol ........................................... 52

11.3

SPI Timing Characteristics......................... 52

11.4

Serial Flash ................................................ 54

Smart Lighting Command

Interface ....................................... 55

12.1

AT Commands ........................................... 56

Application Information .............. 62

13.1

Schematic .................................................. 62

13.2

PCB Layout ................................................ 65

13.3

PCB Pad Layout......................................... 66

Package Drawings & Markings... 67

Tape & Reel Information ............. 69

Soldering & Storage Information 70

16.1

Manufacturing Process Considerations ..... 71

16.2

Storage Information ................................... 71

16.3

Rebaking Instructions ................................ 72

Revision Information................... 73

Legal Information ........................ 75

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