AS1163 datasheet(5/91 Pages) AMSOSRAM

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AS1163

General description

Datasheet • PUBLIC • Document Feedback

DS001075 • v2-00 • 2025-Nov-21

5 / 91

1.1

Key benefits & features

The benefits and features of AS1163, SAID - Standalone intelligent driver are listed below:

Table 1: Added value of using AS1163

Benefits

Features

Cost effective system design

Single layer PCB

Slim layout

3x RGB channels per IC

Sensing integration

I²C gateway (compatible with 5V and tolerant for 3V3 and 1V8)

Open system protocol

• Auto-addressing 2.4 Mbit/s two-wire daisy chain protocol

• Up to 1000 nodes

• CRC protected communication

Adjustable output current

1.5, 3, 6, 12, 24, 48 mA (3×outputs: Max. 48mA; 6×outputs: max. 24mA)

Configurable output power

Output clustering options (up to 288 mA)

Brightness adjustment

16-bit equivalent dynamic range when LSB dithering

function is activated.

15-bit PWM engine @ 500 Hz

14-bit PWM engine @ 1000 Hz

• Low EMI

• Low power consumption

• Reduced phantom effect

Enhanced driving mode (Dithering)

Star network implementation

External setting of parallel addressing (also called branching)

Sync pin

External HW sync for display application

Remote analog input for sensing

Integrated 10-bit ADC + MUX – range VDD – VDD-3.56 V

Functional Safety

QM (compliant with ASIL-B on system level)

Automotive

AEC-Q100 grade 1

1.2

Applications

•

Interior dynamic lighting effect

•

Ambient lighting

•

Functional lighting

•

Exterior lighting (e.g. grill application)

•

Roof lighting

•

Smart surface

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