MC14578P Freescale Semiconductor, MC14578P Datasheet

no-image

MC14578P

Manufacturer Part Number
MC14578P
Description
IC SMOKE COMPARATOR MPWR 16-DIP
Manufacturer
Freescale Semiconductor
Datasheet

Specifications of MC14578P

Applications
*
Mounting Type
Through Hole
Package / Case
16-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC14578P
Quantity:
4 999
Freescale Semiconductor
Technical Data
© Freescale Semiconductor, Inc., 2005. All rights reserved.
CMOS
Micro-Power Comparator plus
Voltage Follower
impedance comparator. The voltage follower allows monitoring the noninverting
input of the comparator without loading.
can be externally configured as open-drain or totem-pole outputs. The drains
have on-chip static-protecting diodes. Therefore, the output voltage must be
maintained between V
connected from the R
detector systems that comply with UL217 and UL268 specifications.
Features
The MC14578 is an analog building block consisting of a very-high input
Four enhancement-mode MOSFETs are also included on chip. These FETs
The chip requires one external component. A 3.9 MΩ ±10% resistor must be
Applications:
Operating Voltage Range: 3.5 to 14 V
Operating Temperature Range: -30° to 70°C
Input Current (IN + Pin): ±1 pA @ 25°C (DIP Only)
Quiescent Current: 10 μA @ 25°C
Electrostatic Discharge (ESD) Protection Circuitry on All Pins
Pulse Shapers
Threshold Detectors
Low-Battery Detectors
MC14578P
Device
bias
SS
Temperature
pin to V
-30° to 70°C
and V
ORDERING INFORMATION
Range
DD
DD
.
. This circuit is designed to operate in smoke
Line-Powered Smoke Detectors
Liquid/Moisture Sensors
CO Detector and Micro Interface
Case No.
648-08
Plastic Dip
Package
MICRO-POWER COMPARATOR
Comp OUT
PLUS VOLTAGE FOLLOWER
OUT C1
Figure 1. Pin Connections
OUT A
OUT B
V
IN C
IN A
IN B
DD
MC14578
PLASTIC DIP
CASE 648-08
P SUFFIX
1
2
3
4
5
6
7
8
CMOS
16
15
14
13
12
11
10
Rev 2, 05/2005
9
R
NC
Buff OUT
IN–
IN +
NC
V
OUT C2
MC14578
bias
SS

Related parts for MC14578P

MC14578P Summary of contents

Page 1

... Input Current (IN + Pin): ± 25°C (DIP Only) Quiescent Current: 10 μA @ 25°C • • Electrostatic Discharge (ESD) Protection Circuitry on All Pins ORDERING INFORMATION Temperature Device Range MC14578P -30° to 70°C © Freescale Semiconductor, Inc., 2005. All rights reserved. Case No. Package 648-08 Plastic Dip MC14578 Rev 2, 05/2005 ...

Page 2

... Archived by Freescale Semiconductor, Inc., 2009 Comp OUT Comp 12 IN – – Bias bias Ckt + 13 Buff OUT Buff – (1) Table 1. Maximum Ratings (Voltages Referenced Rating DC Supply Voltage DC Input Voltage DC Output Voltage DC Input Current, Except Output Current Output Current, per Pin DC Supply Current, V ...

Page 3

... Archived by Freescale Semiconductor, Inc., 2009 Table 2. Electrical Characteristics (Voltages Referenced 3.9 MΩ bias Characteristic Power Supply Voltage Range Maximum Low-Level Input Voltage, MOSFETs Wired as Inverters; i.e tied OUT A to OUT B, OUT C1 to OUT C2 Minimum High-Level Input voltage, MOSFETs Wired as Inverters; i.e tied OUT A to ...

Page 4

... Archived by Freescale Semiconductor, Inc., 2009 6.8 k Low-battery Indicator NOTE and IN – have very high input impedance. Interconnect to these pins should be as short as possible. EXAMPLE VALUES Near the switchpoint, the comparator output in the circuit of Figure 3. may chatter or oscillate. This oscillation appears on the signal labelled OUTPUT. In some cases, the oscillation in the transition region will not cause problems ...

Page 5

... Archived by Freescale Semiconductor, Inc., 2009 - 0.25 (0.010) M STYLE 1: PIN 1. CATHODE Sensors Freescale Semiconductor PACKAGE DIMENSIONS NOTES: L SEATING -T- PLANE STYLE 2: PIN 1. COMMON DRAIN 2. CATHODE 2. COMMON DRAIN 3. CATHODE 3. COMMON DRAIN 4. CATHODE 4. COMMON DRAIN 5. CATHODE 5. COMMON DRAIN 6. CATHODE 6. COMMON DRAIN 7. CATHODE 7. COMMON DRAIN 8. CATHODE 8 ...

Page 6

... Archived by Freescale Semiconductor, Inc., 2009 MC14578 6 NOTES Sensors Freescale Semiconductor ...

Page 7

... Archived by Freescale Semiconductor, Inc., 2009 Sensors Freescale Semiconductor NOTES MC14578 7 ...

Page 8

... Freescale Semiconductor product could create a situation where personal injury or death may occur. Should Buyer ...

Related keywords