RE46C165T/S16TF View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

RE46C165T/S16TF

CMOS Photoelectric Smoke Detector ASIC with Interconnect, Timer Mode and Alarm Memory

Microchip Technology 

RE46C165/6/7/8

TEST

LED

STROBE

TPLED3

Output High Z

TTPER

FIGURE 3-3:

RE46C165/6/7/8 Timing Diagram – Timer Mode.

Alarm, No Low Battery

LED

TPLED2

HB

Alarm Memory; No Alarm; No Low Battery

Alarm Memory After 24 Hour Timer

TON1

TOFLED

TPLED1

TLALED

TPLED1

TEST

FIGURE 3-4:

RE46C165/7 Timer Diagram – Alarm Memory Mode.

Alarm Memory

In dic ati on

S tand by

TPLED4

THON2

TPLED1

THPER3 THOF6

Alarm, No Low Battery

LED

TPLED2

HB

Alarm Memory; No Alarm; No Low Battery

Alarm Memory After 24 Hour Timer

TON1

TOFLED

TPLED1

TLALED

TPLED1

TEST

FIGURE 3-5:

RE46C166/8 Timer Diagram – Alarm Memory Mode.

Alarm Memory

In dic ati on

S tand by

TPLED4

THON2

TPLED1

THPER3 THOF6

 2010 Microchip Technology Inc.

DS22251A-page 17

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