musical greeting cards

EE July/August 1986 103 The designer of this circuit will readily admit that it is literally not much to make a song or dance about, since what is shown as the circuit diagram speaks (sings) for itself. Available in about 30 different song versions, the Type UM3166-xx is a musical greeting cards VDD=1.5V-3V Table TYPE UM3166- 1 UM3166- 2 UM3166- 3 UM3166- 4 UM3166- 5 UM3166- 6 UM3166- 7 UM3166- 8 UM3166- 9 UM3166-10 UM3166-11 UM3166-12 UM3166-13 UM3166-14 UM3166-15 86456 - 1 87 6 5 UM3166 2 MELODY TYPE UM3166-16 UM3166-17 UM3166-18 UM3166-19 UM3166-20 UM3166-21 UM3166-22 UM3166-23 UM3166-24 UM3166-25 UM3166-26 UM3166-27 UM3166-28 UM3166-29 UM3166-31 MELODY JINGLE BELLS + SANTA CLAUS IS COMING TO TOWN + WE WISH YOU A MERRY X"MAS JINGLE BELLS SILENT NIGHT JINGLE BELLS + RUDOLPH, THE RED-NOSED REINDEER + JOY TO THE WORLD HOME SWEET HOME LET ME CALL YOU SWEET HEART CONGRATULATIONS HAPPY BIRTHDAY TO YOU WEDDING MARCH (MENDELSSOHN) I WILL FOLLOW HIM LOVE ME TENDER, LOVE ME TRUE SUCH A W...