MC88A Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – 8 TUNES 8 KEY WITH SCAN KEY

一華半導體股份有限公司
MOSDESIGN SEMICONDUCTOR CORP.
8 TUNES 8 KEY
WITH SCAN KEY
8 键 8 首歌 IC
TAIPEI : TEL : [phone]
FAX : [phone]
H.K. : TEL : [phone]
FAX : [phone]
MELODY
MC88A
._.
..
..
FEATURES 功能叙述
• SCAN KEY：Scan from K1~K8.
• Direct drive speaker and buzzer.
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
APPLICATION 产品应用
• Toys, Key chain etc.
ELECTRICAL CHARACTERISTICS 电气规格
Characteristics
工作电压 Operating Voltage
工作电流 Operating Current
静态电流 Quiescent Current
推动电流 BZ Driving Current
推动电流 LO Driving Current
振荡频率 Oscillator Frequency
工作温度 Operating Temperature
Sym. Min. Typ.
V_DD
─
3
I_OP
─
0.1
I_SB
─
1
I_O
1
─
I_OL
6
─
F_OSC
─
50
Temp.
0
25
APPLICATION DIAGRAM 参考电路图
Max.
3.5
0.5
5
─
─
─
60
( @V_DD=3V unless otherwise specified )
Unit
REMARKS
V
mA No load
μA
mA @ V_DS=1V
mA @ V_DS=1.2V
KHz External±30%, Rosc=390KΩ
℃
VDD
LO VSS
BZ
BUZZER
BB
MC88A
1.56 X 1.70 mm²
底=VDD
LH
Y
Rosc
X
SCAN K8
K7 K6 K5 K4 K3 K2 K1
MC88AP
LO ₁
VDD
18 ^VSS
LH
BZ
BB
Y
SCAN
X
K8
K1
K7
K2
K6
K3
K5 ₉
10 ^K4
*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 )
1/1
2005-02-18