HT7612/HT7612B Revision # 1.70 General Purpose PIR Controlller Modifications made on July 17, 2012 The Selection Table section was added. The Application Circuit section was modified. Revision # 1.60 The Application Circuits section was modified. Revision # 1.50 Modifications made on December 21, 2011 Modifications made on February 21, 2011 In the Features section and other related sections, the HT7612B part number was added. Revision # 1.40 Modifications made on August 2, 2010 In the Pin Description and Function Description section, the CDS description was modified. In the Application Circuits section, the 4.5V DC Power Application Circuit was modified and a new Photo-transistor Application Circuit was added. The Package Information section was modified. Revision # 1.30 Modifications made on March 19, 2010 In the Features and other related sections, the operating voltage and standby current was modified. In the DC Characteristics section a VLVD parameter was added. Fig.5 was modified. The LVD section was modified. Revision # 1.20 Modifications made on February 9, 2010 The Fig.4, Fig.5, Fig.8, Fig.10 and Fig.13 diagram were modified. The LVD & CDS Detecting Circuit equation was modified. The Trigger Timing diagram was modified. Revision # 1.10 Modifications made on December 7, 2009 In the Features and D.C. Characteristics section, the Operating voltage range was modified. The Application Circuit was modified. Revision # 1.00 This was posted on November 12, 2009