MC145017 Datasheet | Freescale Semiconductor

Features - - - - - - - - - - - Ionization Type with On-Chip FET Input parator Piezoelectric Horn Driver Guard Outputs on Both Sides of Detect Input Input-Production Diodes on the Detect Input Low-Battery Trip Point, Internally Set, can be Altered Via External Resistor Detect Threshold, Internally Set, can be Altered Via External Resistor Pulse Testing for Low Battery Uses LED for Battery Loading parator Outputs for Detect and Low Battery Internal Reverse Battery Protection Supports NFPA 72, ANSi 53.41, and ISO 8201 Audible Emergency Evacuation Signals Pb-Free Packaging Designated by Suffix Code ED and EG ORDERING INFORMATION Device MC145017P 648-08 MC145017ED MCZ145017EG/R2 751G-04 SOICW Plastic Dip Case No. Package LOW-POWER CMOS IONIZATION SMOKE DETECTOR IC WITH TEMPORAL PATTERN HORN DRIVER P SUFFIX ED SUFFIX (PB-FREE) PLASTIC DIP CASE 648-08 EG SUFFIX (PB-FREE) 16-LEAD SOICW CASE 751G-04 DETECT P. OUT N/C LOW V SET LOW V P. OUT LED VDD TIMING RESISTOR FEEDBACK 1 2 3 4 5 6 7 16 15 14 13 12 11 10 9 GUARD Hi-Z DETECT INPUT GUARD LO-Z SENSITIVITY SET OSC CAPACITOR SILVER BRASS VSS DETECT P. OUT N/C LOW V SET LOW V P. OUT LED VDD TIMING RESISTOR FEEDBACK 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 GUARD HI-Z DETECT INPUT GUARD LO-Z SENSITIVITY SET OSC CAPACITOR SILVER BRASS VSS Figure 1. . Pin Connections Freescale Semiconductor, Inc. reserves the right to change the detail specifications, as may be required, to permit improvements in the design of its products. © Freescale Semiconductor, Inc., 2007. All rights reserved. VDD VDD 4 80 K 3 + VDD 1045 K 13 1125 K 12 + 15 + 1 Detect Input 14 Lo-Z Active Guard Latch VDD 16 HI-Z 7 Oscillator 5 Low Battery p. Latch Piezoelectric Horn Driver 8 11 10 VDD 6 9 LED Driver Figure 2. Block Diagram Table 1. Maximum Ratings(1) (Voltages referenced to VSS) Rating DC Supply Voltage Input Voltage, All Inputs Except Pin 8 DC Current Drain per Input Pin, Except Pin 15 = 1 m A DC Current Drain per Output Pin...