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M3731-1

Description
4 SIRENS & MACHINE GUN 2 LEDS BLINKING
File Size108KB,2 Pages
ManufacturerETC
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M3731-1 Overview

4 SIRENS & MACHINE GUN 2 LEDS BLINKING

一華半導體股½有限公司
MOSDESIGN SEMICONDUCTOR CORP.
TAIPEI : TEL :
FAX :
H.K.
: TEL :
FAX :
886-2- 22783733
886-2- 22783633
852- 27569109
852- 27566961
SIREN
4 SIRENS & MACHINE GUN
2 LEDS BLINKING
FEATURES
功½敘述
One-shot / Level-hold option.
2 LEDS BLINKING.
PS : Sequence input key.
MOTOR : Active High.
帶燈
4
種警報聲
IC
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
HORN
M3731
1 Time
2 Time
2 Time
2 Time
2mA
NO
M3731-1
2 Time
16 Time
16 Time
2 Time
2ma
NO
M3731-2
1 Time
2 Time
2 Time
2 Time
6mA
YES
M3731-3
2 Time
16 Time
16 Time
2 Time
6mA
YES
APPLICATION
產品應用
Toys, Key chain, Alarm system, Musical instrument.
ELECTRICAL CHARACTERISTICS
電氣規格
Characteristics
工½電壓
Operating Voltage
工½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½溫度
Operating Temperature
Sym.
V
DD
I
OP
I
SB
I
O
I
OL
F
OSC
Temp.
Min.
1
2
0
Typ.
3
0.1
1
100
25
Max.
4.5
0.5
5
60
Unit
V
mA
μA
mA
mA
KHz
( @V
DD
=3V unless otherwise specified )
REMARKS
No load
@ V
DS
=1V
@ V
DS
=1.2V
External±30%, Rosc=180KΩ
APPLICATION DIAGRAM
參考電路圖
(A) M3731/M3731-1
M3731/-1P
VDD
BZ
BB
K1
K2
K3
K4
PS
K2
1
K1
LH
VDD
Y
18
VDD
K3
K4
PS
LH
BB
BZ
VDD
Y
X
Rosc
M3731/-1
1.8 x 1.5mm
=VDD
2
L2
X
L1
VSS
L1
L2
VSS
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
)
1/2
2001-09-07

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