1813

UNISONIC TECHNOLOGIES CO., LTD 1812A/1812B/1813 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 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. CMOS IC SOP-8 DIP- 8 FEATURES *Single power supply: 2.4~3.3V *Low standby current at 3V, 1µA 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 DIP-14 *Pb-free plating product number: 1812A/1812B/1813L ORDERING INFORMATION Normal 1812A-D8-R 1812A-D8-T 1812A-S8-R 1812A-S8-T 1812B-D8-R 1812B-D8-T 1812B-S8-R 1812B-S8-T 1813-D14-T Order Number Lead Free Plating 1812AL-D8-R 1812AL-D8-T 1812AL-S8-R 1812AL-S8-T 1812BL-D8-R 1812BL-D8-T 1812BL-S8-R 1812BL-S8-T 1813L-D14-T Package DIP-8 DIP-8 SOP-8 SOP-8 DIP-8 DIP-8 SOP-8 SOP-8 DIP-14 Packing Tape Reel Tube Tape Reel Tube Tape Reel Tube Tape Reel Tube Tube www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd 1 of 8 QW-R502-006,E 1812A/1812B/1813 PIN CONFIGURATIONS DIP-8/SOP-8 VSS 1 8 OSC1 CMOS IC DIP-8/SOP-8 VSS 1 8 OSC1 TEST3 DIP-14 1 2 3 4 5 6 7 14 13 12 ENV OUT OUT NC NC VSS TEST2 OUT 2 7 OSC2 OUT KEY 2 7 OSC2 LED OUT 3 UTC 1812A 6 OUT 3 UTC 1812B 6 KEY VDD KEY OSC2 OSC1 TEST1 LED 4 5 VDD ENV 4 5 VDD UTC 1813 11 10 9 8 PIN CONFIGURATIONS PIN NO. 1812A 1 2 3 4 5 6 7 8 1812B 1 2 3 4 5 6 7 8 1813 9 12 13 2 14 3 4 5 6 7 8 1 10,11 VSS OUT OUT LED ENV VDD KEY OSC2 OSC1 TEST1 TEST2 TEST3 NC Negative power supply, GND Sound output pad, out of phase to pad 3 Sound output pad LED flash output pad Sound envelope control pad Positive power supply Key input pad, low active Oscillator output pad Oscillator input pad For IC test only For IC test only For IC test only No connection SYMBOL DESCRIPTION UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 8 QW-R502-006,E 1812A/1812B/1813 BLOCK DIAGRAM CMOS IC OSC 1 OSC 2 Oscillator Divider Speed Generator LED Divider LED KEY Key Input Logic Tone Generator Noise Generator Selector & Envelope Circuit Output Divider OUT OUT TEST1 TEST2 TEST 3 ENV VDD VSS UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 8 QW-R502-006,E 1812A/1812B/1813 ABSOLUTE MAXIMUN RATINGS CMOS IC PARAMETER SYMBOL VALUE UNIT Supply Voltage VCC -0.3~5 V Input Voltage VIN Vss-0.3 ~ VDD+0.3 V Operating Temperature TOPR 0~+70 °C Storage Temperature TSTG -40~+150 °C Note: 1.Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2.The device is guaranteed to meet performance specification within 0 ℃ ~+70 ℃ operating temperature range and assured by design from -20℃~+85℃. ELECTRICAL CHARACTERISTICS PARAMETER Operating Voltage “H” Input Voltage “L” Input Voltage Output Source Current Output Sink Current ENV Source Current LED Source Current Standby Current Operating Current Oscillator Frequency SYMBOL VDD VIH VIL IOH IOL IENV ILED IST-BY IDD FOSC TEST CONDITIONS VDD =3V VDD =3V VDD =3V VDD =3V, VOH=2.5V VDD =3V, VOL=0.5V VDD =3V, VOH=2.5V VDD =3V, VOH=2.5V VDD =3V VDD =3V, NO LOAD R=270kΩ MIN 2.4 2.4 -1 1 -1 -1 TYP 3 MAX 3.3 0.6 -2 2 -2 -2 1 300 64 UNIT V V V mA mA mA mA µA µA kHz 5 600 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 8 QW-R502-006,E 1812A/1812B/1813 TIMING DIAGRAM With an envelope KEY OSCILLATOR CMOS IC OUT No envelope KEY OSCILLATOR OUT OUT UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 8 QW-R502-006,E 1812A/1812B/1813 APPLICATION CIRCUITS Speaker output with an envelope CMOS IC VDD 1 VSS OSC 1 OSC 2 KEY 8 ROSE 7 6 5 2 OUT 8050 100Ω 33μ + 3 4 OUT ENV VDD VDD UTC 1812B Speaker output without an envelope VDD 1 VSS OSC1 8 Rosc 2 OUT OSC2 7 8050 100Ω 3 4 OUT LED 6 KEY VDD 5 VDD UTC 1812A 100Ω Piezo output without an envelope 1 VSS OSC1 8 Rosc 2 OUT OSC2 7 Piezo 3 4 OUT LED 6 KEY 5 VDD VDD UTC 1812A 100Ω UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 8 QW-R502-006,E 1812A/1812B/1813 APPLICATION CIRCUITS(Cont.) Hand touch trigger CMOS IC Rosc 1V OSC1 8 SS 2 OUT OSC2 7 Piezo 3 OUT KEY 6 8050 VDD Hand Touch 4 LED VDD 5 UTC1812A VDD 100Ω APPLICATION CIRCUITS (1812-SIREN I) VDD 1 VSS OSC1 8 2 OUT OSC2 7 8050 100Ω 3 4 OUT LED KEY VDD 6 5 VDD 270KΩ UTC 1812A 100Ω KEY OUT (repeat 15 cycle) ENV LED T= 0. 38sec When Fosc =64kHz * The IC substrate should be connected to V in the PCB layout .artwork DD UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 7 of 8 QW-R502-006,E 1812A/1812B/1813 CMOS IC 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. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 8 of 8 QW-R502-006,E