MC146010 Ver la hoja de datos (PDF) - Freescale Semiconductor

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Fabricante

MC146010

Low Power CMOS Photoelectric Smoke Detector IC

Freescale Semiconductor 

3

DETECT

12

OSC

OSC

13

R1

TEST 16

4

STROBE

LOW-SUPPLY 15

TRIP

C1 C2

12

AMP

-

VDD - 3.5 V

VDD - 4.0 V

REF

COMP

+

GATE

ON/OFF

TIMING

LOGIC

GATE

ON/OFF

VDD - 5.0 V

REF

SMOKE

ALARM,

MUTE,

& RESET

LOGIC

HORN MODULATOR

AND DRIVER

-

COMP

+

PIN 5 = VDD

PIN 14 = VSS

7

I/O

8

BRASS

9

SILVER

10 FEEDBACK

6 IRED

11

LED

Figure 1. Block Diagram

C1 1

C2 2

DETECT 3

STROBE 4

VDD 5

IRED 6

I/O 7

BRASS 8

16 TEST/MUTE

LOW-SUPPLY

15 TRIP

14 VSS

13 R1

12 OSC

11 LED

10 FEEDBACK

9 SILVER

Figure 2. Pin Assignment (16-Pin DIP)

MC146010

2

Sensors

Freescale Semiconductor

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