LUPA-4000 Datasheet, PDF (3/49 Pages) Cypress Semiconductor – 4M Pixel CMOS Image Sensor

LUPA-4000
Data Sheet
TABLE OF CONTENTS
1 PREAMBLE ..........................................................................................................5
1.1 OVERVIEW.........................................................................................................5
1.2 MAIN FEATURES ................................................................................................5
1.3 PART NUMBER...................................................................................................5
2 SPECIFICATIONS...............................................................................................6
2.1 GENERAL SPECIFICATIONS.................................................................................6
2.2 ELECTRO-OPTICAL SPECIFICATIONS...................................................................6
2.2.1 Overview ....................................................................................................6
2.2.2 Spectral response curve .............................................................................7
2.2.3 Photo-voltaic response curve.....................................................................8
2.3 FEATURES AND GENERAL SPECIFICATIONS.........................................................9
2.4 ELECTRICAL SPECIFICATIONS ..........................................................................10
2.4.1 Recommended operating conditions ........................................................10
3 SENSOR ARCHITECTURE .............................................................................11
3.1 THE 6-T PIXEL .................................................................................................12
3.2 FRAME RATE AND WINDOWING........................................................................13
3.2.1 Frame rate ...............................................................................................13
3.2.2 ROI read out (windowing) .......................................................................13
3.3 OUTPUT AMPLIFIER..........................................................................................14
3.4 PIXEL ARRAY DRIVERS.....................................................................................14
3.5 COLUMN AMPLIFIERS.......................................................................................15
3.6 ANALOG TO DIGITAL CONVERTER...................................................................15
3.6.1 ADC timing ..............................................................................................16
3.6.2 Setting of the ADC reference voltages .....................................................16
3.7 SYNCHRONOUS SHUTTER.................................................................................17
3.8 NON-DESTRUCTIVE READOUT (NDR) ..............................................................17
3.9 OPERATION AND SIGNALLING ..........................................................................18
3.9.1 Power supplies and ground .....................................................................18
3.9.2 Start-up sequence.....................................................................................20
3.9.3 Biasing and analog signals......................................................................20
3.10 PIXEL ARRAY SIGNALS .................................................................................22
3.10.1 Digital signals.......................................................................................24
3.10.2 Test signals ...........................................................................................24
4 TIMING AND READ OUT OF THE IMAGE SENSOR................................26
4.1 TIMING OF THE PIXEL ARRAY...........................................................................27
4.2 READ OUT OF THE IMAGE SENSOR....................................................................29
4.2.1 X- and Y-addressing.................................................................................29
4.2.2 Reduced Row Overhead Time timing.......................................................32
4.2.2.a Standard timing (200ns)................................................................................................33
4.2.2.b Back-up timing (ROT =100-200 ns).............................................................................33
Cypress Semiconductor Corporation
3901 North First Street
San Jose, CA 95134
408-943-2600
Contact: [e-mail] Document #: 38-05712 Rev.**(Revision 1.2 )
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