2010 Microchip Technology Inc. DS22245A-page 13
RE46C162/163
FIGURE 3-2: Timing Diagram –Timer Mode.
FIGURE 3-3: Timing Diagram – Alarm Memory Mode.
Oscillator
T
PW
T
PER1
Internal Clock
TSTART
T
LOF3
LED
Outputs High Z
TSTROBE
T
TPER
Al arm Memory
Alarm, No Low Battery Alarm Memory; No Alarm; No Low Battery Alarm Memory After 24 Hour Timer Indication Standby
LED
T
LOF 2
T
LON
T
LOF4
T
LOF1
T
LO F1
T
LOF5
T
HON2
T
A
MTPE
R
HB
T
HOF
5
TSTART
RE46C162/163
DS22245A-page 14 2010 Microchip Technology Inc.
NOTES:
2010 Microchip Technology Inc. DS22245A-page 15
RE46C162/163
4.0 PACKAGING INFORMATION
4.1 Package Marking Information
16-Lead PDIP
Example
Legend: XX...X Customer-specific information
Y Year code (last digit of calendar year)
YY Year code (last 2 digits of calendar year)
WW Week code (week of January 1 is week ‘01’)
NNN Alphanumeric traceability code
Pb-free JEDEC designator for Matte Tin (Sn)
* This package is Pb-free. The Pb-free JEDEC designator ( )
can be found on the outer packaging for this package.
Note: In the event the full Microchip part number cannot be marked on one line, it will
be carried over to the next line, thus limiting the number of available
characters for customer-specific information.
3
e
3
e
1003256
RE46C162-V/P
XXXXXXXXXXXXXX
XXXXXXXXXXXXXX
YYWWNNN

RE46C162E16F

Mfr. #:
Manufacturer:
Description:
Smoke Detectors Ion S.D. IC w/Alarm Mem Temp.
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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