RE46C162E MICROCHIP [Microchip Technology], RE46C162E Datasheet
RE46C162E
Related parts for RE46C162E
RE46C162E Summary of contents
Page 1
CMOS Ionization Smoke Detector ASIC with Interconnect, Timer Mode and Alarm Memory Features • Pin Selectable Horn Patterns • Alarm Memory • Sensitivity Control Timer minute Timer for RE46C162 - 1 minute Timer for RE46C163 • >1500V ESD ...
Page 2
RE46C162/163 Functional Block Diagram TONE (3) Reference V ( 760K - R3 340K TSTART (1) VSEN (13) R4 1100K GUARD1 (14) DETECT (15 GUARD2 (16) V (9) SS Guard Amp DS22245A-page 2 Low Battery Comparator ...
Page 3
Typical Applications RE46C162 Typical Application – Temporal Horn Pattern To Other R7 Units 100 Dled R8 1.5K R2 390 + µF 8.2M Battery C2 - Note 1: Select R5 and R6 for the correct level to test ...
Page 4
RE46C162/163 RE46C162 Typical Application – 2/3 Duty Cycle Continuous Tone Horn Pattern To Other R7 Units 100 Dled R2 390 + µF 8.2M Battery - C2 Note 1: Select R5 and R6 for the correct level to ...
Page 5
ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings† V ....................................................................................15V DD Input Voltage Range Except FEED, I/O ........... V FEED Input Voltage Range .................... V INFD I/O Input Voltage Range................................V Reverse Battery Time ...............................................T Input Current except FEED ................................... I Operating Temperature ...
Page 6
RE46C162/163 DC ELECTRICAL CHARACTERISTICS (CONTINUED) DC Electrical Characteristics: Unless otherwise indicated, all parameters apply at T OSCAP = .1 µF, RBIAS = 8.2 M Parameter Symbol Output Low Voltage V OL1 V OL2 V OL3 Output Current I ...
Page 7
AC ELECTRICAL CHARACTERISTICS (CONTINUED) AC Electrical Characteristics: Unless otherwise indicated, all parameters apply at T OSCAP = .1 µF, RBIAS = 8.2 M Parameter Symbol Horn On Time T HON1 T HON2 T HON3 Horn Off Time T ...
Page 8
RE46C162/163 NOTES: DS22245A-page 8 2010 Microchip Technology Inc. ...
Page 9
PIN DESCRIPTIONS The descriptions of the pins are listed in TABLE 2-1: PIN FUNCTION TABLE RE46C162/163 Name PDIP, SOIC 1 TSTART 2 I/O 3 TONE 4 TSTROBE 5 LED RBIAS 8 FEED ...
Page 10
RE46C162/163 NOTES: DS22245A-page 10 2010 Microchip Technology Inc. ...
Page 11
DEVICE DESCRIPTION 3.1 Internal Timing With external components as indicated on the application drawing, the period of the oscillator is nominally 1.67 seconds in standby. 1.67 seconds, the detection circuitry is powered up for 10.5 ms and the status ...
Page 12
RE46C162/163 3.8 Alarm Memory If a detector has entered a local alarm, once it exits the local alarm, the alarm memory latch is set. Initially the LED can be used to visually identify any unit that had previously been in ...
Page 13
Oscillator T PW Internal Clock TSTART T LOF3 LED Outputs High Z TSTROBE FIGURE 3-2: Timing Diagram –Timer Mode. Alarm, No Low Battery Memory; No Alarm; No Low Battery LED LON HB TSTART ...
Page 14
RE46C162/163 NOTES: DS22245A-page 14 2010 Microchip Technology Inc. ...
Page 15
PACKAGING INFORMATION 4.1 Package Marking Information 16-Lead PDIP XXXXXXXXXXXXXX XXXXXXXXXXXXXX YYWWNNN 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 ...
Page 16
RE46C162/163 /HDG 3ODVWLF 'XDO ,Q /LQH 3 ± 1RWH 1RWHV DS22245A-page 16 PLO %RG\ >3',3@ 2010 Microchip Technology Inc. ...
Page 17
APPENDIX A: REVISION HISTORY Revision A (March 2010) • Original Release of this Document. 2010 Microchip Technology Inc. RE46C162/163 DS22245A-page 17 ...
Page 18
RE46C162/163 NOTES: DS22245A-page 18 2010 Microchip Technology Inc. ...
Page 19
... PART NO. /X Device Number Package of Pins Device RE46C162: CMOS Ionization Smoke Detector RE46C163: CMOS Ionization Smoke Detector Package E = Plastic Dual In-Line, 300 mil. Body, 16-Lead (PDIP) 2010 Microchip Technology Inc. RE46C162/163 . Examples: a) RE46C162E16F: 16LD PDIP Package. b) RE46C163E16F: 16LD PDIP Package. DS22245A-page 19 ...
Page 20
RE46C162/163 NOTES: DS22245A-page 20 2010 Microchip Technology Inc. ...
Page 21
Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet. • Microchip believes that its family of products is one of the most secure families ...
Page 22
W ORLDWIDE AMERICAS ASIA/PACIFIC Corporate Office Asia Pacific Office 2355 West Chandler Blvd. Suites 3707-14, 37th Floor Chandler, AZ 85224-6199 Tower 6, The Gateway Tel: 480-792-7200 Harbour City, Kowloon Fax: 480-792-7277 Hong Kong Technical Support: Tel: 852-2401-1200 http://support.microchip.com Fax: 852-2401-3431 ...