BT8028C-018

TECHNICAL DATA SIMPLE MELODY GENERATOR FEATURES • 127-note ROM memory • 1.3V to 3.3V power supply and low power consumption • RC oscillator on chip • One shot or level hold mode • Sound range: 4 octaves, 2 series • Tempo: 16 kinds (prestolargo) • Direct piezo drive FUNCTIONS • Solution of automatic stop or repeat of the melody • Dynamic speaker can be driven with external NPN transistor • Two or three times repeat of melody (mask option) • Each note can be individually programmed to be staccato or legato (mask option) • Changing the contents of melody is possible by reprogramming the maskable ROM • Power on reset; melody begins from the first note • Start from the head of melody • Bare chip or TO-92 are available BT8028-XX BT8028CXXL(S) V SS V CC OUT DESCRIPTION The BT8028 is a CMOS LSI chip which electronically plays a prearranged melody. Selection of melody start signal is possible by mask option: orders specification suffix "L" indicate Level Hold Mode, and suffix "S" indicate One Shot Mode. The Universal version (as One Shot or Level Hold Mode) is possible also (suffix "U"). ABSOLUTE MAXIMUM RATINGS (Ta = 25oC) Characteristic DC Supply Voltage Input Voltage Operating Temperature Storage Temperature Symbol VCC – VSS VIN Topr Tstg Value -0.3 ~ 3.5 VSS – 0.3 ~ VCC – 0.3 -20 ~ +65 -55 ~ +125 Unit V V o o C C ELECTRICAL CHARACTERISTICS (Ta = 25oC, Characteristic Operating Voltage Supply Current Stand-by Operating Output Drive Current Output Sink Current Frequency Stability Symbol VCC IS ICC IOH IOL ΔF/F VCC = 1.5V ; unless otherwise specified) Min 1.3 Typ 1.5 0.1 Max 3.3 1 60 0.6 0.6 1.5 1.5 12 Unit V μA mA mA % Test Condition Output open VCC =1.3V, VO =0.8V VCC =1.3V, VO =0.5V FOSC(1.6V) - FOSC(1.3V) FOSC(1.3V) 1 BT8028-xx APPLICATION CIRCUITS LEVEL HOLD V SS V CC BDN 5 VSS 5 4 3 VCC 4 BDN 3 6 7 K1 1 OSC T EST K1 6 7 OSC TEST MT BD 2 1 MT BD 2 ONE SHOT 1.5V or 3.0V + V SS 5 VSS 5 V CC 4 VCC 4 BDN 3 BDN 3 6 7 OSC TEST 6 7 OSC TEST K1 K1 BD 2 1 MT 1 MT BD 2 TO-92 ONE SHOT OR LEVEL HOLD MODE CHIP FORM - - 1.5V or 3.0V -+ 1.5V or 3.0V + 1.5V or 3.0V + 2 BT8028-xx FOR SPEAKER FOR PIEZO + R = 50Ω 1.5 V V DD + PI EZO 1.5 V V DD - - - V SS + V SS + AVAILABLE SONG LIST NEW EXT № 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 BT8028C-001 BT8028C-002 BT8028C-003 BT8028C-004 BT8028C-005 BT8028C-006 BT8028C-007 BT8028C-008 BT8028C-009 BT8028C-010 BT8028C-011 BT8028C-012 BT8028C-013 BT8028C-014 BT8028C-015 BT8028C-016 BT8028C-017 BT8028C-018 BT8028C-019 BT8028C-020 BT8028C-021 BT8028C-022 BT8028C-023 For Elise Staff WRK Happy Birthday Jingle Bell It's Small World 3 Children Song Cuocoo Waltz SONG LIST SEC 13 20 13 12 21 13 10 16 11 38 23 25 28 12 20 26 14 29 3 18 38 20 39 London Bridge is Falling Down Trains Running Fast Love Me Tender Love Me True Love Story Old McDonald Had a Farm Jingle Bell (Santa Claus Is Coming to Town) You are My Sunshine Santa Claus is Coming To Town Silent Night Twinkle Twinkle Little Star Korean melody Phone ringer Three Little Pigs MNA NOV24 (Cuckoo Waltz) Home Sweet Home 3 BT8028-xx NEW EXT № 24 26 27 28 29 30 31 32 33 34 35 36 43 44 45 46 49 50 51 52 53 57 59 60 62 63 64 67 70 71 72 BT8028C-024 BT8028C-026 BT8028C-027 BT8028C-028 BT8028C-029 BT8028C-030 BT8028C-031 BT8028C-032 BT8028C-033 BT8028C-034 BT8028C-035 BT8028C-036 BT8028C-043 BT8028C-044 BT8028C-045 BT8028C-046 BT8028C-049 BT8028C-050 BT8028C-051 BT8028C-052 BT8028C-053 BT8028C-057 BT8028C-059 BT8028C-060 BT8028C-062 BT8028C-063 BT8028C-064 BT8028C-067 BT8028C-070 BT8028C-071 BT8028C-072 Cuckoo Waltz 2 AZ1 Seven forty AZ3 AZ4 IR1 Ginm Petersburg Hymn of Russia My Moscow SONG LIST SEC 18 44 28 24 26 34 53 55 27 32 2 Hz 19 45 27 15 48 64 20 21 21 10 4 Hz 67 44 34 24 32 20 55 67 Home Sweet Home (Ver2, Shot) Sound generator + Led driver Varvara Alexandra IR2 For Elise 2 God Bless America Gimn USA Reg Time It's Small World 2 AZ4-2 Car Alarm Sound generator + Led driver Day dream (Shuman) Victory day Oh! fighting Korea Champion March Air Tale Hymn of Ukraine Metal Pong 4 BT8028-xx • T O-92 5 BT8028-xx N S UFFIX PLASTIC DIP (MS – 001BA) A 8 5 B 1 4 Dimension, mm Symbol A B MIN 8.51 6.1 MAX 10.16 7.11 5.33 0.36 1.14 2.54 7.62 0° 2.92 7.62 0.2 0.38 10° 3.81 8.26 0.36 0.56 1.78 F L C D C -T- SEATING PLANE F G M H J N G D 0.25 (0.010) M T K H J K L M N NOTES: 1. Dimensions “A”, “B” do not include mold flash or protrusions. Maximum mold flash or protrusions 0.25 mm (0.010) per side. 6