M3740B Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – 4 SIREN

MOSDESIGN SEMICONDUCTOR CORP.
4 SIREN
FEATURES
4 programmable sound outputs.
LED blinking output.
Priority : K1>K2>K3>K4.
4
IC
TAIPEI : TEL : [phone]
FAX : [phone]
H.K. : TEL : [phone]
FAX : [phone]
SIREN
M3740B
HORN
KEY
K1
K2
K3
K4
M3740B
ALARM
POLICE
FIRE
AMBULANCE
APPLICATION
Alarm system, toys etc..
ELECTRICAL CHARACTERISTICS
( @V_DD=3V unless otherwise specified )
Characteristics
Sym. Min. Typ. Max. Unit
REMARKS
Operating Voltage
V_DD
1.5 2.5
V
Operating Current
I_OP
0.1 0.5 mA No load
Quiescent Current
BZ Driving Current
LO Driving Current
Oscillator Frequency
Operating Temperature
I_SB
1
5
A
I_O
1
mA @ V_DS=1V
I_OL
2
mA @ V_DS=1.2V
F_OSC
128
KHz External 30%, Rosc=130K
Temp.
0
25
60
APPLICATION DIAGRAM
VDD
VSS
LH
BZ
LO
M3740B
1.35 x 1.1 0 mm²
=VDD
Y
Rosc
X
K4 K3 K2 K1
M3740B-L8P
VSS 1
8Y
VDD
BZ
X
TEST
K4 4
5 K2
M3740B-L16P
VSS ₁
VDD
16
LH
BZ
Y
X
LO
K4
K3 ₈
TEST
K1
9 ^K2
*All specs and applications shown above subject to change without prior notice.
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2003-12-12