RE46C145_12 Datasheet, PDF (21/26 Pages) Microchip Technology – CMOS Photoelectric Smoke Detector ASIC with Interconnect and Timer Mode

APPENDIX A: REVISION HISTORY
Revision C (August 2012)
The following is the list of modifications:
1. Re-structured the entire document.
2. Moved Functional Block Diagram and Typical
Application figures to the front pages.
3. Added Temperature Characteristics table.
4. Reorganized Section 2.0, Pin Description. Sim-
plified Table 2-1, added description sections.
5. Added Section 4.0, Packaging Information.
6. Added Product Identification System section.
Revision B (October 2009)
• Undocumented changes.
Revision A (May 2009)
• Original Release of this Document.
RE46C145
 2009-2012 Microchip Technology Inc.
DS22181C-page 21