Freescale Semiconductor, Inc.
Semiconductor Technical Data
MOTOROLA
Order Number: MC33187/D
Rev. 4, 06/2001
Advance Information
MC33187
LONG DURATION AUTO-
MOTIVE TIMER
SEMICONDUCTOR
TECHNICAL DATA
Long Duration Automotive Timer
This circuit is a Long Duration Automotive Timer primarily designed
as a deffoger timer, but as it is realised using a digital divider
techniques and it is suitable for a variety of long duration timing
functions. The circuit is available in an 8 pin surface plastic package.
鈥?Operating Ambient Temperature from -40擄C to 85擄C
鈥?Operating Voltage Range from 5V to 18V
鈥?400mA Output Current Capability
鈥?Integrated Input Debounce Circuitry
鈥?Few External Components
鈥?Toggle Input for Timing Start and Stop
Freescale Semiconductor, Inc...
D SUFFIX
PLASTIC PACKAGE
CASE 751
(SO-8)
PIN CONNECTIONS
RC
1
Gnd
2
Relay
3
Toggle
4
8
7
6
5
TS
N/C
N/C
Vcc3
ORDERING INFORMATION
Device
MC33187D
Operating
Temperature Range
-40擄C to +85擄C
Package
SO8
Block Diagram and Typical Application
Vbat
C
C
S
Q
Q
C
R
Q
C
C
6.8 Hz
S
Q
Q
R-C
1
Q
12
Q
1
Q
C
S
Vbat
Q
Q
S1
Q
D
R
C
J
S
Q
Dz
Relay
3
Q
Q
14
13
R
R
8 TS
Debounce Timer
Out
Timing
In
I
-
+
5
5
VCC
2
-
+
2.3V
4
Toggle
This document contains information on a new product. Specifications and information herein are
subject to change without notice.
漏 Motorola, Inc., 2001. All rights reserved.
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TM