M3764 MOSDESIGN | Alldatasheet
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VDD CONTROL 電源控制 ALARM SOUND 警報聲 IC 1/1 2011-05-05 SIREN M3764 TAIPEI : TEL : 886-2- 22783733 FAX : 886-2- 22783633 H.K. : TEL : 852- 27569109 FAX : 852- 27566961 HORN 一華半導體股份有限公司 MOSDESIGN SEMICONDUCTOR CORP. .FEATURES 功能敘述 ‧ Alarm siren sound. ‧ Minimum external compoment. ‧ OPT：OPEN = 1 sound VDD = 1 sound with soft chirp Soft chirp = 200ms APPLICATION 產品應用 ‧ Alarm system, Horn etc.. ELECTRICAL CHARACTERISTICS 電氣規格 ( @VDD=3.5V unless otherwise specified ) Characteristics Sym. Min. Typ. Max. Unit REMARKS 工作電壓 Operating V oltage VDD ─ 3.5 4.5 V 工作電流 Operating Current IOP ─ 0.1 0.5 mA No load 推動電流 BZ Driving Current IO 1 ── mA @V DS=1V 推動電流 LO Driving Current IOL 6 ── mA @V DS=1.2V 振盪頻率 Oscillator Frequency FOSC ─ 200 ─ KHz External±30%, Rosc=68KΩ 工作溫度 Operating Temperature Temp. 0 25 60 ℃ APPLICATION DIAGRAM 參考電路圖 * All specs and applications shown above subject to change without prior notice. ( 以上電路及規格僅供參考,本公司得逕行修正 ) ALARM SIREN VDD OPT M3764P VSS BB VDD POR BZ 945 600Ω 882 100Ω OPT VDD1 VDD Y X 103 WL M3764P VSS VDD POR OPT VDD1 VDD Y X 103 BB BZ 772772 945945 600Ω 600Ω 882 882 100Ω100Ω BUZZER WL 3.3V 10μ/ 12V 50V 2.2K VDD VDD1