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| 型號： | M3740B |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 4 SIREN |
| 中文描述： | 4警報器 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大小： | 21K |
| 代理商： | M3740B |
4 SIREN
4
IC
1/2
2003-12-12
SIREN
M3740B
TAIPEI : TEL : 886-2- 22783733
FAX : 886-2- 22783633
H.K. :TEL : 852- 27569109
FAX : 852- 27566961
HORN
MOSDESIGN SEMICONDUCTOR CORP.
FEATURES
4 programmable sound outputs.
LED blinking output.
Priority : K1>K2>K3>K4.
APPLICATION
Alarm system, toys etc..
ELECTRICAL CHARACTERISTICS
( @V
DD
=3V unless otherwise specified )
Typ.
Max.
Unit
2.5
V
0.1
0.5
mA
No load
Characteristics
Operating Voltage
Operating Current
Sym.
V
DD
I
OP
I
SB
I
O
I
OL
F
OSC
Temp.
Min.
1.5
REMARKS
Quiescent Current
BZ Driving Current
LO Driving Current
Oscillator Frequency
Operating Temperature
APPLICATION DIAGRAM
1
5
A
1
2
mA
mA
KHz
@ V
DS
=1V
@ V
DS
=1.2V
External 30%, Rosc=130K
128
25
0
60
*All specs and applications shown above subject to change without prior notice.
(
,
)
KEY
K1
K2
K3
K4
M3740B
ALARM
POLICE
FIRE
AMBULANCE
M3740B-L16P
VSS
VDD
BZ
LO
X
Y
LH
TEST
K4
K3
K2
K1
1
16
8
9
VSS
VDD
BZ
K4
K2
TEST
X
Y
M3740B-L8P
1
8
4
5
VDD
LH
K1
VSS
M3740B
1.35 x 1.1 0 mm
2
=VDD
Y
Rosc
X
LO
BZ
K2
K3
K4
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