utc 1616 cmos ic utc unisonic technologies co., ltd. 1 qw-r502-019,a 6 tones siren/alarm sound generator with soft chirp description the utc 1616 is a cmos design for 6 different alarm sounds application. the sound of utc 1616 will be generated in cycling sequence. the soft chirp is only generated within 200ms of the 1st sound. by the way, utc 1616 is also partitioned for single tone siren/alarm sound generator with soft chirp, 1616a. the types of utc 1616 series are listed as following. 1616: 6 tones with 200ms soft chirp in the 1st sound. 1616a: single tone with 200ms soft chirp on chip. features * low operating voltage: 2v ~ 5v. * on-chip rc oscillator. * low stand by current. * cmos process. dip-8 *pb-free plating product number: 1616l pin configuration bz1 gnd bz2 soft v dd osc2 osc1 ini 4 3 2 18 7 6 5 utc 1616 pin descriptions pin no symbol i/o function 1 osc2 i 2 osc1 o oscillator pin with external resistor. 3 ini i an internal pull-up resistor. might disable bz1, bz2, when connected to gnd. 4 gnd - power supply pin (-). 5 bz1 o 6 bz2 o audio output pins. 7 v dd - power supply pin (+) . 8 soft i soft = v dd : 6 tones (1616)/single tone (1616a) with soft chirp. soft = open : 6 tones (1616)/single tone (1616a) without soft chirp.
utc 1616 cmos ic utc unisonic technologies co., ltd. 2 qw-r502-019,a absolute maximum ratings parameter symbol ratings unit supply voltage v dd -0.3 ~ 6 v input voltage vi -0.3 ~ v dd +0.3 v output voltage vo -0.3 ~ v dd +0.3 v operating temperature topr 0 ~ 65 c storage temperature tstg -40 ~ 125 c electrical characteristics (unless otherwise specified: v % % =3v , ta=25 c) parameter symbol min. typ. max. unit operating voltage v dd 2 3 5 v operating current iop 300 500 ua ioh 1 ma bz1, bz2 driving current iol 1 ma operating frequency fop 70 80 128 k hz application circuit ( ) 12v v dd in5392 2.2k 1k 10/16v 945 100 882 680 5 6 7 8 1 2 3 4 0.01 51k zd osc2 osc1 ini gnd soft v dd bz2 bz1 utc 1616 3.3 v sw
utc 1616 cmos ic utc unisonic technologies co., ltd. 3 qw-r502-019,a application circuit ( ? ) 12v v dd in5392 2.2k 1k 10/16 v 882 100 680 680 5 6 7 8 1 2 3 4 0.01 51k zd utc 1616 100 945 945 772 772 882 osc2 osc1 ini gnd soft v dd bz2 bz1 3.3 v sw utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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