UTC 1812A/1812B/1813 CMOS IC SINGLE SOUND GENERATOR DESCRIPTION The UTC 1812A/1812B/1813 is a CMOS LSI chip designed for use in sound effect products .It is equipped with tone circuit, noise circuit and other control logic to generate DIP-8 different sounds including rifle gun, machine gun, booming sound, door bell, alarm etc. The customer supplied sound source can be analyzed and programmed into an internal ROM by changing a mask layer during device fabrication. The UTC 1812A/1812B/1813 is suitable for various toy applications. DIP-14 FEATURES *Single power supply :2.4~3.3V *Low standby current at 3V,1A typ *Auto power-off function *Speaker or direct piezo application *Built-in envelope control circuit *1Hz-8Hz programmable LED flash output *Minimum external components *Low operating current *Strong driving capability PIN CONFIGURATIONS DIP-14 DIP-8 DIP-8 TEST3 1 14 ENV VSS 1 8 OSC1 VSS 1 8 OSC1 LED 2 13 OUT OUT 2 7 OSC2 OUT 2 7 OSC2 VDD 3 12 OUT 6 KEY KEY 4 5 VDD OSC2 5 OUT 3 LED 4 1812A UTC 6 KEY OUT 3 5 VDD ENV 4 1812B 1813 11 NC 10 NC OSC1 6 9 VSS TEST1 7 8 TEST2 UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R502-006,B UTC 1812A/1812B/1813 CMOS IC BLOCK DIAGRAM OSC1 Oscillator Divider OSC2 KEY Key Input Logic Tone Generator Noise Generator TEST1 TEST2 TEST3 LED Divider Speed Generator Selector & Envelope Circuit ENV LED OUT Output Divider OUT VDD VSS PAD COORDINATES (0,0) CHIP SIZE: 1.34 x1.56mm SUBSTRATE: VDD UTC PAD No. X Y 1 90 1467 2 87 178 3 428 87 4 669 87 5 810 87 6 959 87 7 1241 87 8 1246 266 9 1251 1462 10 1109 1462 11 967 1462 12 823 1462 UNISONIC TECHNOLOGIES CO., LTD. 2 QW-R502-006,B UTC 1812A/1812B/1813 CMOS IC PAD DESCRIPTION PAD No. SYMBOL 1 VSS Negative power supply, GND 2 OUT Sound output pad, out of phase to pad 3 3 OUT Sound output pad 4 ENV Sound envelope control pad 5 TEST3 6 LED LED flash output pad 7 VDD Positive power supply 8 KEY Key input pad, low active 9 OSC2 Oscillator output pad 10 OSC1 Oscillator input pad 11 TEST1 For IC test only 12 TEST2 For IC test only DESCRIPTION For IC test only ABSOLUTE MAXIMUN RATINGS * SYMBOL VALUE Supply Voltage PARAMETER Vcc -0.3~5 UNIT V Input Voltage VIN Vss-0.3 ~ VDD+0.3 V Operating Temperature Topr 0~70 C Storage Temperature Tstg -50~125 C *Note: Stresses above those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only. Functional operation of this device at these or any other conditions above those indicated in the operational sections of this specification is not implied and exposure to absolute maximum rating conditions for extended periods may affect device reliability. ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT 2.4 3 3.3 1 5 V A 300 600 A Operating Voltage VDD VDD =3V Standby Current ISTB VDD =3V Operating Current IDD VDD =3V, NO LOAD Output Source Current IOH VDD =3V, VOH=2.5V -1 -2 Output Sink Current IOL VDD =3V, VOL=0.5V 1 2 mA ENV Source Current IENV VDD =3V, VOH=2.5V -1 -2 mA -1 LED Source Current ILED VDD =3V, VOH=2.5V Oscillator Frequency FOSC R=330k UTC mA -2 mA 64 kHz UNISONIC TECHNOLOGIES CO., LTD. 3 QW-R502-006,B UTC 1812A/1812B/1813 PARAMETER SYMBOL CMOS IC TEST CONDITIONS "H" Input Voltage VIH VDD =3V "L" Input Voltage VIL VDD =3V MIN TYP MAX 2.4 UNIT V 0.6 V TIMING DIAGRAM With an envelope KEY OSCILLATOR OUT No envelope KEY OSCILLATOR OUT OUT UTC UNISONIC TECHNOLOGIES CO., LTD. 4 QW-R502-006,B UTC 1812A/1812B/1813 CMOS IC APPLICATION CIRCUITS Speaker output with an envelope Rosc VDD VDD 121110 9 1 1 1812B 8 8050 2 3 4 5 6 + 100 7 KEY OSC1 2 OUT OSC2 3 8050 100 VDD VSS 33 4 OUT ENV KEY VDD 8 Rosc 7 6 5 VDD + 1812B 100 33 *The IC substrate should be connected to VDD in the PCB layout artwork. Speaker output without an envelope Rosc VDD VDD 121110 9 1 1 1812A 8 8050 2 3 4 5 6 7 KEY VSS OSC1 2 OUT OSC2 3 8050 100 4 OUT KEY LED VDD 8 Rosc 7 6 5 VDD VDD 1812A 100 100 100 *The IC substrate should be connected to VDD in the PCB layout artwork. UTC UNISONIC TECHNOLOGIES CO., LTD. 5 QW-R502-006,B UTC 1812A/1812B/1813 CMOS IC Piezo output without an envelope Rosc 121110 9 1 1 1812A Piezo 8 2 3 4 5 6 100 Piezo 7 VSS OSC1 2 OUT OSC2 3 KEY OUT 4 KEY LED VDD VDD 8 Rosc 7 6 5 VDD 1812A 100 100 *The IC substrate should be connected to VDD in the PCB layout artwork. Hand touch trigger Rosc 121110 9 1 1 8 2 piezo 3 4 5 6 100 2 OUT VDD 1812A 7 Hand Touch VSS piezo 3 4 OSC2 OUT KEY LED VDD VDD 8050 100 OSC1 1812A 8 Rosc VDD 7 Hand Touch 6 5 8050 VDD 100 *The IC substrate should be connected to VDD in the PCB layout artwork. UTC UNISONIC TECHNOLOGIES CO., LTD. 6 QW-R502-006,B UTC 1812A/1812B/1813 CMOS IC APPLICATION CIRCUITS(1812-SIREN I) 390k 121110 9 1 VDD 1812A 8 2 8050 Piezo 3 4 5 6 100 7 KEY VDD 100 100 KEY (repeat 15cycle) OUT ENV LED T=0.5sec When Fosc=64kHz *The IC substrate should be connected to VDD in the PCB layout artwork. UTC UNISONIC TECHNOLOGIES CO., LTD. 7 QW-R502-006,B