MCZ145012EG/R2 FREESCALE [Freescale Semiconductor, Inc], MCZ145012EG/R2 Datasheet - Page 2
MCZ145012EG/R2
Manufacturer Part Number
MCZ145012EG/R2
Description
Photoelectric Smoke Detector IC with I/O and Temporal Pattern Horn Driver
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MCZ145012EGR2.pdf
(14 pages)
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MC145012
2
LOW-SUPPLY
STROBE
DETECT
TEST
TRIP
OSC
R1
15
3
16
12
13
4
OSC
C1
1
AMP
Timing
Logic
2
C2
V
DD
Figure 2. Block Diagram
Gate
ON/OFF
REF
On/off
GATE
- 3.5 V
V
DD
+
-
REF
COMP
- 5 V
+
-
COMP
Smoke
Alarm
Logic
Temporal Pattern Horn
Pin 14 = V
Pin 5 = V
And Driver
Modulator
DD
SS
Freescale Semiconductor
10
11
7
8
9
6
I/O
BRASS
SILVER
FEEDBACK
IRED
LED
Sensors
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