AMG-SO204 Datasheet, PDF (3/30 Pages) alpha microelectronics gmbh – Optical Switch IC

AMG-SO204
Optical Switch IC
Table of Contents
1.Functional Description of the AMG-SO204............................................................................1
2.Features................................................................................................................................. 1
3.Application............................................................................................................................. 1
3.1.Example Application Drawing...................................................................................................2
3.2.Application Notes (optional).....................................................................................................2
4.Block Diagram....................................................................................................................... 5
5.Block Descriptions.................................................................................................................5
5.1.Current-to-Voltage Converter (OA1)........................................................................................5
5.2.Variable Gain Amplifier (OA2)..................................................................................................5
5.3.Unity Gain Buffer (OA3)...........................................................................................................6
5.4.ADC Block................................................................................................................................6
5.5.I/O Block...................................................................................................................................6
5.6.Logic Block...............................................................................................................................6
Figure 3 Logic Blocks.....................................................................................................................6
6.Pinning / Pad Coordinates.....................................................................................................7
7.Absolute Maximum Ratings...................................................................................................9
8.Electrical Characteristics......................................................................................................10
8.1.Operational Range.................................................................................................................10
8.2.DC Characteristics.................................................................................................................10
8.3.AC Characteristics..................................................................................................................10
9.Application........................................................................................................................... 14
9.1.Example Application Circuit(s)...............................................................................................14
10.Register Description........................................................................................................... 18
10.1.Write Registers.....................................................................................................................18
10.2.Read Registers.....................................................................................................................23
11.Serial Interface................................................................................................................... 24
12.LED Display Driver............................................................................................................. 25
13.Supply Block...................................................................................................................... 26
14.IC-Package........................................................................................................................ 28
15.IC-Marking......................................................................................................................... 28
16.Ordering Information.......................................................................................................... 29
17.Notes and Cautions........................................................................................................... 29
17.1.ESD Protection.....................................................................................................................29
17.2.Storage conditions................................................................................................................29
AMG-SO204 Revision: A
29. Jul. 2010 © All rights reserved Page 3 of 30