M3731 Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – 4 SIRENS & MACHINE GUN 2 LEDS BLINKING

一華半導體股份有限公司
MOSDESIGN SEMICONDUCTOR CORP.
4 SIRENS & MACHINE GUN
2 LEDS BLINKING
帶燈 4 種警報聲 IC
TAIPEI : TEL : [phone]
FAX : [phone]
H.K. : TEL : [phone]
FAX : [phone]
SIREN
M3731
HORN
FEATURES 功能敘述
• One-shot / Level-hold option.
• 2 LEDS BLINKING.
• PS : Sequence input key.
• MOTOR : Active High.
KEY
K1
K2
K3
K4
PS
LED
MOTOR
SOUND LIST
FIRE ENGINE SIREN
AMBULANCE SIREN
POLICE SIREN
MACHINE GUN
SEQUENCE KEY
( @VDD=3V Typ. )
M3731
1 Time
2 Time
2 Time
2 Time
2mA
NO
M3731-1
2 Time
16 Time
16 Time
2 Time
M3731-2
1 Time
2 Time
2 Time
2 Time
M3731-3
2 Time
16 Time
16 Time
2 Time
2ma
6mA 6mA
NO
YES
YES
APPLICATION 產品應用
• Toys, Key chain, Alarm system, Musical instrument.
ELECTRICAL CHARACTERISTICS 電氣規格
Characteristics
工作電壓 Operating Voltage
工作電流 Operating Current
靜態電流 Quiescent Current
推動電流 BZ Driving Current
推動電流 LO Driving Current
振盪頻率 Oscillator Frequency
工作溫度 Operating Temperature
Sym. Min. Typ.
V_DD
―
3
I_OP
―
0.1
I_SB
―
1
I_O
1
―
I_OL
2
―
F_OSC
― 100
Temp.
0
25
APPLICATION DIAGRAM 參考電路圖
•(A) M3731/M3731-1
Max.
4.5
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=180KΩ
℃
BZ BB K1 K2 K3 K4 PS
LH
Y
VDD
M3731/-1
1.8 x 1.5mm²
底=VDD
L2
X
L1
VSS
M3731/-1P
VDD
VDD
K2
1
18
K3
K1
K4
BB
BZ
VDD
PS
LH
Y ^Rosc
X
L2
VSS
L1
9
10
*All specs and applications shown above subject to change without prior notice.
( 以㆖電路及規格僅供參考,本公司得逕行修正 )
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2001-09-07