MC88A ETC1
Document overview
- Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 1
Technical content
8 TUNES 8 KEY
WITH SCAN KEY 8 键8 首歌IC 1/1 2005-02-18 MELODY MC88A TAIPEI : TEL : 886-2- 22783733 FAX : 886-2- 22783633 H.K. : TEL : 852- 27569109 FAX : 852- 27566961 . . . . . . 一華半導體股份有限公司 MOSDESIGN SEMICONDUCTOR CORP. FEATURES 功能叙述功能叙述功能叙述功能叙述
- SCAN KEY：Scan from K1~K8.
- Direct drive speaker and buzzer. APPLICATION 产品应用产品应用产品应用产品应用
- Toys, Key chain etc. ELECTRICAL CHARACTERISTICS 电气规格电气规格电气规格电气规格 ( @VDD=3V unless otherwise specified ) Characteristics Sym. Min. Typ. Max. Unit REMARKS 工作电压 Operating V oltage VDD ─ 3 3.5 V 工作电流 Operating Current IOP ─ 0.1 0.5 mA No load 静态电流 Quiescent Current ISB ─ 1 5 μA 推动电流 BZ Driving Current IO 1 ─ ─ mA @ V DS=1V 推动电流 LO Driving Current IOL 6 ─ ─ mA @ V DS=1.2V 振荡频率 Oscillator Frequency FOSC ─ 50 ─ KHz External±30%, Rosc=390KΩ 工作温度 Operating Temperature Temp. 0 25 60 ℃ APPLICATION DIAGRAM 参考电路图参考电路图参考电路图参考电路图 *All specs and applications shown above subject to change without prior notice. ( 以上电路及规格仅供参考,本公司得径行修正 ) KEY MC88A K1 WEDDING MARCH K2 HAPPY BIRTHDAY K3 JINGLE BELL 1 K4 JINGLE BELL 2 K5 LONDON BRIDGE K6 CHILDREN SONG 1 K7 CHILDREN SONG 2 K8 CHILDREN SONG 3 K9 SCAN MC88AP LO VDD BZ BB X LH VSS Y SCAN 1 18 9 10 LH Rosc Y X VDD LO BZ BB MC88A 1.56 X 1.70 mm2 底底底底=VDD BUZZER K2 K3 K4 K5 K6 K7 K8 SCAN VSS