ISD14B20

ISD14B20 www.DataSheet4U.com ISD14B20 SINGLE-CHIP, MULTIPLE-MESSAGE VOICE RECORD/PLAYBACK DEVICE 10.6- TO 32-SECONDS DURATION -1- Publication Release Date: October 9, 2007 Revision 0 ISD14B20 TABLE OF CONTENTS 1. GENERAL DESCRIPTION ............................................................................................................... 3 2. FEATURES ....................................................................................................................................... 3 3. BLOCK DIAGRAM ............................................................................................................................ 5 4. PAD DESCRIPTION ......................................................................................................................... 6 5. FUNCTIONAL DESCRIPTION ......................................................................................................... 8 www.DataSheet4U.com 5.1. Address Trigger ( NORM ) Operation ........................................................................................... 8 5.1.1. Record ( REC ) Operation ........................................................................................................ 8 5.1.2. Edge-triggered Playback ( PlayE ) Operation ........................................................................ 10 5.1.3. Level- triggered Playback ( PlayL )Operation ........................................................................ 10 5.1.4. Playback (Supersede...