unisonic technologies co., ltd 15600 cmos ic www.unisonic.com.tw 1 of 6 copyright ? 2012 unisonic technologies co., ltd qw-r502-085.b melody ic ? description utc 15600 series is a cmos ic circuits which contain a programmed mask rom to generate c hord music. the capacity of the rom being used for storage of such music information is of 128 words and up to two numbers of music melodies under two different sound sources can be optioned for storage into it. also, the total integration (for mask opti on) of the rc oscillation circuit is builted in. moreover, a small-sized package can be suitable for space ?saving applications. ? features * range of operati ng voltage: 0.9~5.5v * reference signal source frequency: 32.768khz,47.520khz(mask option selection) * options : 1. changing the melody midway during performance: possible or not possible (mask option selection) 2. selection of the reference s ound frequency: when selecting the signal source frequency of 32.768khz, a4=440hz(standard) or c4=256hz when selecting the signal source frequency of 47.520khz: a4=440hz 3. selection of performance s ound range: when selecting the signal source frequency of 32.768khz, a4=440hz: g6~c4 or g5~c3 32.768khz, a4=256hz: c7~c4 or c6~c3 47.520khz, a4=440hz: c7~c4 or c6~f3 4. choices of the reference signal source: external clock input or integrated rc oscillator (using both of the int egrated c and r) or integrated rc oscillation (usi ng the integrated c only but the r is for external installation) 5. performance method choice : level hold one shot c one shot a * attenuation of sound: integrated envelope adding circuit * loudspeaker drive: not equipping an amplifier(an extremely installed amplifier should be used) * output impedance : max: 222k min :68k ? ordering information ordering number package packing lead free halogen free 15600l-d08-t 15600g-d08-t dip-8 tube 15600l-s08-r 15600G-S08-R sop-8 tape reel 15600l-s08-t 15600g-s08-t sop-8 tube
15600 cmos ic unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r502-085.b ? pin configuration 1 osc1 osc2 v ss test out v dd sel mt 2 3 4 5 6 7 8 ? pin description pin no pin name i/o description 1 osc1 i/nc 1. when the external clo ck mode is selected by mask option: enter square waves of 32.768khz or 47.520khz to the osc1 pin as the reference signal source. 2. when the integrated rc oscillation is selected by mask option: when using an external ?r?, insert a resistor between the osc1 and osc2 to adjust the oscillation frequency by the resistance of the resistor. when using integrated rc, keep the osc1 and osc2 open. 2 osc2 o 3 v ss negative supply pin or grounding pin 4 test i integrated pull down. when test is ?high? and mt pin is ?high, the device goes into test mode .when ic goes into working, test should be tied to v ss . 5 mt i integrated pull down . when ?high? level is input, the device goes into working mode to control starting and stopping of the performance in accordance with the performance method being designated by the mask option, and that the device has t he debnounce circuitry inside, it is of no effect that the pulse is short of 32ms or 47ms. 6 sel i integrated pull down. melody 1 and melody 2 can be selected in the binary code by entering ?0?or ?1? into this pin. ?changing the melody midway during performance ?not possible or possible? is selected by mask option. 7 v dd power supply 8 out o with the audio signals, the key melody and accompaniment, respectively, are attenuated under a certain time constant and respective output s of the key melody and accompaniment are mixed by the mixing resistor before being output. this pin should therefore be conn ected to input pin of a pre-amp via a variable resistor for volume control , coupling-capacitor, etc
15600 cmos ic unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r502-085.b ? block diagram oscillate div speed generateor note length generateor note rom address address control rom address select rom speed control thematic note generator thematic note rom obbligato note rom obbligato note generator dac test song select play control mt sel test out osc2 osc1 gnd v dd
15600 cmos ic unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r502-085.b ? absolute maximum rating parameter symbol ratings unit supply voltage v dd -0.3~+7.0 v terminal voltage v io -0.2 ~ v dd +0.2 v operating temperature t opr -20 ~ +85 storage temperature t stg -65 ~ +150 note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? dc characteristics (v dd =0.9~5.5v, v ss =0v, t a =25 ) parameter symbol pin test conditions min typ max unit working voltage v dd 7 osc1=32.768 or 47.520k hz note 1. 0.9 3.0 5.5 v rc oscillation start voltage v sta 7 rc built-in 0.9 v rc oscillation stop voltage v stp 7 rc built-in 0.9 v high level input voltage v ih1 5, 6 v dd =1.5v ~5.5v v dd -0.3 v dd v 1 v dd =1.5v ~5.5v, external clock signal input high level input voltage v ih2 5, 6 v dd =0.9v ~1.5v v dd -0.2 v dd v 1 v dd =0.9v ~1.5v, external clock signal input low level input voltage v il1 5, 6 v dd =1.5v ~5.5v 0 0.3 v 1 v dd =1.5v ~5.5v, external clock signal input low level input voltage v il2 5, 6 v dd =0.9v ~1.5v 0 0.3 v 1 v dd =0.9v ~1.5v, external clock signal input high level input current(1) i ih1 6 v ih1 =v dd , standby mode -0.3 a 1 v ih1 =v dd , external clock signal input high level input current(2) i ih2 6 working mode v ih2 =v dd v dd =1.5v 0.4 1.8 4.0 a 5 v ih2 =v dd v dd =3.0v 3.0 10.0 30.0 v dd =5.0v 12.5 32.0 80.0 low level input current i il 5 , 6 v il =0v -0.3 a 1 v il =0v, external clock signal input output impedance z out 8 when attacking both of the ke y melody and accompaniment at th e same time and when determining the timing of respective dac level s for them 222 (68) 440 (150) k ? internal rating voltage |v reg | v dd =1.5~5.5v 1.05 1.2 v standby mode current consumption i dds 7 all input terminals =0v out =no load, standby mode 0.1 1.0 a
15600 cmos ic unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r502-085.b ? dc characteristics(cont.) parameter symbol pin test conditions min typ max unit working mode average current consumption(1) i ddo 7 mt=v dd , sel=test=0v when rc oscillation is selected: f ck =32.768khz or 47.520khz out=no load working mode v dd =1.5v 20 50~80 a v dd =3.0v 30~5 (note2) 70~100 (note2) a v dd =5.0v 80~100 (note2) 150~200 (note2) a mt=v dd , sel=test=0v w hen external clock signal input osc2=no load osc1=32.768khz or 47.520khz, out=no load w orking mode v dd =1.5v 20 (note2) 50~80 (note 2) a v dd =3.0v 30~50 (note2) 70~100 (note2) a v dd =5.0v 80~100 (note2) 150~200 (note2) a working mode average current consumption(2) i ddd 7 mt= v dd , sel=test=0v w hen rc oscillation is selected: f ck =32.768khz or 4 7.520khz out=no load w orking mode after one-shot performance stops. v dd =1.5v 20 60 a v dd =3.0v 30 90 a v dd =5.0v 60 180 a mt= v dd sel=test=0v w hen external clock signal input osc2=no load osc1=32.768khz or 4 7.520khz out=no load w orking mode a fter one-shot performance stops. v dd =1.5v 10 40 a v dd =3.0v 20 70 a v dd =5.0v 45 160 a note: 1. under the rc oscillation mode. when the supply voltage drops below the voltage being generated the internal constant voltage circuit, the rc oscillation fr equency goes down below the prescribed level to reduce the tempo and to bring down the pitch corresp onding to the downward deviation of the oscillation frequency. other circuits function normall y under the prescribed specifications. 2. this value is a reference value. because current consumption varies depending on the programmed pitch, tempo, used notes and address location with each rom. ? dc characteristics (5.5v v dd v dd -v reg , t a =25 ) parameter symbol condition spec unit min typ max when the external clock mode is selected by mask option: ente r square waves to the osc1 pin as the reference signal source. f exc external signal clock input -15 27.853 40.392 32.768 47.520 +15 37.683 54.648 % khz khz rc oscillation frequency times f osc the integrated rc oscillation -15 27.853 40.392 32.768 47.520 +15 37.683 54.648 % khz khz
15600 cmos ic unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r502-085.b ? basic external connection diagram ? reference circuit constants remarks symbol reference values unit volume controlling variable resistor vr 1 100 ~ 500 k ? external resistor of the rc oscillation vr 2 0 ~ 1 m ? power stabilizing capacitor c 0 1 ~ 100 f audio output coupling capacitor c 1 0.1 f 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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