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||||||||||||||||||||||||||| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| pir alarm controller 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 1 p t8 a 263 pir alarm controller features ? low standby current ? 2 stage op - amp for filtering ? on - chip oscillator ? on - chip voltage regulator ? 4 different operation modes selected by sel1 & sel2 ? low battery detector ? built - in noise rejection circuit ? led output indicating warm - up period, low batt ery and pir trigger signal ? 2 outputs to drive external devices such as speech ics, high pitch piezo buzzer or door bell ics ? lead free dip - 16 and soic - 16 package ? door chime applications with external door bell ics description pt8a263 is a fully integr ated mixed - signal cmos lsi chip designed for the low cost applications of pir (passive infrared) alarm control system. the analog front - end is based on ptis proven pir controller ic (pt8a261). the multipurpose alarm ic can be widely used in a variety of a pplications ranging from household security, portable alarm to toys. pt8a263 is also equipped with op - amps for filtering, a comparator, timer, low battery detector, control circuit, voltage regulator and oscillator. application s ? low cost security system s ensor components ? motion sensor to drive low cost speech chip for alarm alert ? motion detect alarm with high pitch buzzer alert block diagram op2o op2n op2p op1o op1p op1n osc rst v cc gnd sel1 sel2 out2 comparator mode control circuit control circuit voltage divider regulator system oscillator low battery detector _ + + _ v ee noise rejection circuit out1 led
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 2 p t8 a 263 pir alarm controller pin configuration pin description name pin no. type description gnd 1 ground ground led 2 o led output: indicates pir trigger signal. it is an active high signal with 125hz pulse in normal mode. osc 3 i input of oscillator: external resistor or capacitor changeable, resistor pull up, capacitor pull down, 16khz for normal application out1, out2 4 , 5 o outputs to drive external devices sel1, sel2 6, 7 o operating mode selection vcc 8 power power supply vee 9 o internal voltage regulator output: 3.6v with respect to ground. connected to the dra in of pir sensor rst 10 i chip reset input: active low, kept floating or connected an rc network op1p 11 i non - inverted input of first operational amplifier: connected directly to source of pir sensor op1n 12 i inverted input of first operational ampl ifier op1o 1 3 o output of first operational amplifier op2p 14 i non - inverted input of second operational amplifier, 1.8v internally, 2.2uf capacitor pull down op3n 15 i inverted input of second operational amplifier op2o 16 o output of second operation al amplifier gnd op2n op2o out1 osc led out2 sel1 sel2 vcc op2p op1o op1n op1 p rst vee 1 2 6 5 4 3 9 8 7 1 1 1 2 1 3 1 4 1 5 pt8a263 1 6 1 0
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 3 p t8 a 263 pir alarm controller pad location pad coordinate pad name x coordinate y coordinate pad name x coordinate y coordinate gnd 570 65.4 nc 570 - 268.6 led 570 - 101.6 v ee - 570 232.4 osc 570 399.4 rst 303.9 - 687.2 out1 570 232.4 op1p - 44.8 689.2 o ut2 - 378.8 689.2 op1n - 211.8 689.2 sel1 - 30.1 - 687.2 op1o - 570 - 435.6 sel2 570 - 435.6 op2p - 570 - 268.6 v cc - 197.1 - 687.2 op2n - 570 - 101.6 v cc 136.9 - 687.2 op2o - 570 65.4 note : substrate is connected to gnd sel1 out2 out1 sel2 v cc vee rst v cc nc 1470um 1710um gnd led osc op2p op2n op2o opip opin opio die no.
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 4 p t8 a 263 pir alarm controller maximum ratings storage temperature ................................ ................................ ................... - 40 o c to +1 25 o c ambient temperature with power applied ................................ ............... - 20 o c to + 85 o c supply voltage to ground potential ( input s & v cc only ) ....................... - 0.5v to +6. 0 v supply voltage to ground potential ( outputs & d/o only ) ................... - 0.5v to +6. 0 v dc input voltage ................................ ................................ ............................. - 0 .5v to + 6. 0 v dc output current ................................ ................................ ...... 2 0ma power dissipation ................................ ................................ ................................ ......... 5 00mw recommended operation conditions sym parameter min typ max unit v cc supply voltage 4. 75 5.0 6.0 v v ih input high voltage 0.8 v cc - - v v il input low voltage - - 0.2 v cc v f sys system oscillator frequency 1 2.8 16 19.2 khz t a operating temperature - 2 5 - 70 c dc electrical characteristics sym description test conditions min typ max units i ih input high level current -
sel1 and sel2 v ih = 4.5v - 1 - 1 ? a input high level current - rst - 1 - - 10 ? a inp ut high level current - osc 400 - 550 ? a i i l input low level current -
sel1, sel2, osc v il = 0.5v - 1 - 1 ? a input low level current - osc - 10 - - 20 ? a i o h output source current (out1, out2) v o h = 4.5v - 6 - 12 - ma i ol output sink current (out1, out2) v ol = 0 .5v 15 55 - ma v th oscs transfer high voltage - 2.0 2.3 2.8 v v t l oscs transfer low voltage - 1.0 1.2 1.6 v note : these specifications apply for v cc = 5.0v and - 25 o c t a 70 o c, unless otherwise specified. a c electrical characteristics voltage regulator sym description test conditions min typ max units v ee output voltage no load 3.4 3.6 3.8 v op2p noninverting input of op2 no load 1.6 1.8 2.0 v ? 4.5v vcc 5.5v, i l = 1ma
c filter = 4.7uf (between v ee pin and gnd pin) - 1.0 50 mv ? ldr load regulation vcc = 5v, 0.5ma il 2ma filter = 4.7uf (between v ee pin and gnd pin) - 10 100 mv i l maximum current v cc = 5v - 4 - - ma operational amplifier and window comparator sym description test conditions min typ max units ugbw u nit gain b and width - 10 - - khz v th windows comparator threshold v cc = 5v 1.9 2.05 2.2 v v t l v cc = 5v 1.4 1.55 1.7 v n ote: stresses greater than those listed under maximum ratings may cause permanent damage to the device. this is a stress rating only and functional operation of the device at these or any other condi - tions above those indicated in the operational sec - tions of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect reliability.
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 5 p t8 a 263 pir alarm controller oscillator sym description test conditions min typ max units f oscs oscillator frequency v cc = 5v , r s =560k ? , c s =200p 12.8 16 1 9.2 khz t oscs oscillator period - 52 62.5 78 ? s power dissipation sym description test conditions min typ max units i cc power supply current v cc = 5v , f oscs =16khz r s =560k ? , c s =200p, input pins=gnd, all output pins floating - 80 100 ? a i ccq quiescent supply current v cc = 5v , input pins=gnd, all output pins floating - 70 - ? a low battery detector sym description test conditions min typ max units v lbth low battery detector threshold voltage v cc = 5v 3.50 3.80 4.01 v
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 6 p t8 a 263 pir alarm controller f unctional description the pir sensor detects infrared power variations induced by the motion of a human body and converts it to voltage variations. this input voltage is fed into pt8a263 for signal processing. bandpass filtering is first accomplished by a 2 - stage op - amp, followed by the peak and valley voltages comparisons. if the input signal is larger than the specified peak voltage or smaller than the specified valley voltage for a certain period of time, this pir trigger signal will be produced to the internal noise rejection circuit in which a valid trigger is qualified based on some criteria. the output signals will then be generated to drive external devices according to different mode of operations. ? v ee v ee supplies power to the analog front - end ci rcuit with a stabilized voltage that is 3.6v with respect to gnd normally. ? osc osc is an i/o pin of internal oscillator. system frequency of 16khz can be generated when connected to an external rc. ? low battery detection internal low battery detector ind icates voltage value of v cc less than a contain value which is about 3.8v. a low battery alarm indication can be given at led pin when the division voltage is less than v ee /2. at the same time the system will be halt. most of the internal circuits are hung up except oscillator and led indication circuit. ? rst rst is used to reset the chip. it is internal pull - high and active low. the use of crst can extend the power - on initial time. if the rst pin is an open circuit (without crst), the initial time is the default (40 seconds). ? power on initial the pir signal amplifier requires a warm up period after power - on. the input should be disabled during this period. ? operational mode the operation modes of pt8a263 are shown in the following table. mode of operat ion/2 sel1 sel2 functions 1 1 normal alarm: out1 = low (active) for 5 seconds after the first trigger. out2 goes low for 5 seconds after the 2nd trigger. led does not latch trigger status. out2 (low active) will not trigger if there is no pir signal 12 se conds after the first trigger. 0 1 normal alarm with delay: out1 goes low after first triggered, if the second trigger signal comes after 15 seconds, out2 keep high, if the second trigger signal comes after 12 seconds but less than 15 seconds, out2 will g oes low for 5 seconds. led is latched on until power down or reset the chip. 1 0 siren alarm: complimentary drive high pitch piezo buzzer. center frequency = 1khz (options for 500hz and 2khz). 2 stages of alarm: first trigger: output is 1/4 sec on, 4 sec off. if no 2nd trigger within 12 sec, all outputs are reset, no sound. 2nd trigger: output is 1/4 sec on, 2 sec off for 30 sec. after 30 sec, output = 1 sec on, 1/2 sec off, continue for 5 minutes. after that, the chip enters stop mode. led is latched on after 2nd trigger, until power down or chip reset. 0 0 door chime mode: once trigger occurs, out1 is active (high) for 1 sec, out2 is active (high) for another 1 sec after out1 is asserted. led has no latch function.
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 7 p t8 a 263 pir alarm controller timing diagram pir signal tr igger and output signals for door chime mode notes: the pir trigger signal is qualified to be a valid pir trigger signal if it conforms to one of the following criteria : 1. more then 3 triggers (each > 32ms) detected within 2s, 2. two triggers detecte d within 2s (1 trigger > 160ms and another > 32ms), 3. one trigger (> 288ms) detected. output signals for normal alarm mode 125hz pulse rst valid trigger sel2,sel1 out1 led 00 = door chime mode comparator output comparator input <32ms >32ms <2s >160ms >288ms 40s w arm-up time tri_en 00 00 00 out2 1s 1s 1s (1) (2) (3) 125hz pulse rst trig_en_b valid trigger sel2,sel1 out1 out2 led 40s warm-up time 11 11 = normal alarm mode >12s >5s&<12s 11 11 5s 5s 5s
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 8 p t8 a 263 pir alarm controller output signals for normal alarm with delay mode output signals for siren alarm mode low battery detection operation 125hz pulse rst trig_en_b valid trigger sel2,sel1 out1 out2 led 40s warm-up time 01 01 = normal alarm with delay mode >15s 40s warm-up time 01 01 >12s&<15s 5s 5s 5s output w ith 1khz central frequency 125hz pulse rst trig_en_b valid trigger sel2,sel1 out2 out1 40s warm-up time 10 10 = siren alarm mode >4.25s&<12s 10 10 30s 5min 1s 0.25s 2s 0.5s led 125hz pulse rst system status led system running system halts system halts 1s v cc low battery threthold voltage
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 9 p t8 a 263 pir alarm controller application circuit siren alarm mode door chime mode r1 1m r3 22k r5 560k r2 1m r4 22k r6 56k c1 203 c2 203 c3 203 c4 200p c5 22uf/16v c6 22uf/16v c7 100uf/16v c8 100uf/16v d s g sd6222 c9 10uf/16v 1 2 3 4 5 6 7 8 10 9 15 11 12 13 14 16 pt8a263 v cc d1 r7 1k bz1 buzzer bat 1 6v gnd led osc out1 out2 sel1 sel2 v cc op2o op2n op2p op1o op1n op1p v ee rst v cc v cc r8 10k v cc r 1 1 m r 3 22 k r 5 560 k r 2 1 m r 4 22 k r 6 56 k c 1 20 3 c 2 20 3 c 3 20 3 c 4 200 p c 5 22uf/1 6v c 6 22uf/1 6v c 7 100uf/1 6v c 8 100uf/1 6v d s g sd62 22 c 9 10uf/1 6v 1 2 3 4 5 6 7 8 10 9 15 11 12 13 14 16 v cc d 1 r 7 1 k bat 1 6 v to external door bell ic out 1 out 2 gnd led osc out1 out2 sel1 sel2 v cc op2o op2n op2p op1o op1n op1p v ee rst v cc pt8a263 v cc
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 10 p t8 a 263 pir alarm controller mechanical information pe ( lead free dip - 16 ) symbol min max a 3.71 4.31 a1 0.51 a2 3.20 3.60 b 0.38 0.57 b1 c 0.20 0.36 d 18.80 19.20 e 6.20 6.60 e1 7.32 7.92 e l 3.00 3.60 e2 8.40 9.00 pkg. dimensions(mm) 1.52 bsc 2.54 bsc note: 1) controlling dimensions in millimeters. 2) ref : jedec ms - 001d/bb
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||| || ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| ||| |||||||||||||||||||||||| 12 - 07 - 0006 pt0 084 - 6 07/06/12 /12 11 p t8 a 263 pir alarm controller we ( lead free soic - 16 ) ordering information ordering no. package code package pt8a263 pe p lead fre e 16 - pin dip pt8a263 we w lead free 16 - pin soic pt8a263d e * de die form note: ? e = pb - free ? adding x suffix = tape /r eel ? *c o ntact pericom for availability. pericom semiconductor corporation ? 1 - 800 - 435 - 2336 ? www.pe ricom.com pericom reserves the right to make changes to its products or specifications at any time, without notice, in order to improve design or performance and to supply the best possible product. pericom does not assume any responsibility for use of an y circuitry described other than the circuitry embodied in pericom product. the company makes no representations that circuitry described herein is free from patent infringement or other rights, of pericom . . . symbol min max a 1.35 1.75 a1 0.10 0.25 a2 1.35 1.55 b 0.33 0.51 c 0.17 0.25 d 9.80 10.20 e 3.80 4.00 e1 5.80 6.20 e l 0.40 1.27 0 8 pkg. dimensions(mm) 1.27 bsc note: 1 ) controlling dimensions in millimeters. 2 ) ref : jedec ms - 012 e/ac

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