AL250 International Power Sources, Inc., AL250 Datasheet - Page 2

• Manufacturer Part Number: AL250
• Description: Video Scan Doubler
• Manufacturer: International Power Sources, Inc.

Contents
1.0 Features ___________________________________________________________________ 3
2.0 Applications ________________________________________________________________ 3
3.0 General Description__________________________________________________________ 4
4.0 Pinout Diagrams ____________________________________________________________ 5
5.0 Pin Definition and Description _________________________________________________ 6
6.0 Functional Description _______________________________________________________ 8
7.0 Electrical Characteristics ____________________________________________________ 20
8.0 AL250/251 Register Definition ________________________________________________ 22
9.0 Board Design and Layout Considerations _______________________________________ 29
6.1 Digital Input/Output Data Formats _________________________________________________ 8
6.2 Default Resolution _______________________________________________________________ 9
6.3 Video Timing____________________________________________________________________ 9
6.4 Border/Border Color ____________________________________________________________ 13
6.5 OSD Interface __________________________________________________________________ 14
6.6 External Overlay________________________________________________________________ 15
6.7 Look-up Table (LUT)____________________________________________________________ 16
6.8 I
6.9 Video Decoding _________________________________________________________________ 18
7.1 Recommended Operating Conditions_______________________________________________ 20
7.2 Characteristics _________________________________________________________________ 20
8.1 Register Description _____________________________________________________________ 23
9.1 Grounding _____________________________________________________________________ 29
9.2 Power Planes and Power Supply Decoupling ________________________________________ 29
2
C Programming _______________________________________________________________ 16
July 28, 1999
AL250
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