RT0100 [ETC]
2V~5V|單一警報聲產生器。 ;
ETC 
RT0100
Rato
The RT0100 is CMOS Design for single tone alarm sound application
Features
Pin Diagram
Low Operating Voltage 2V~5V
CMOS process
OSC2
1
8
7
6
NC
On-Chip RC oscillator
Low stand by current
VCC
BZ2
BZ1
OSC1
INI
2
3
4
GND
5
RT0100
Pin Description
Symbol
Description
Pin
1
I / O
I
Oscillator pin
OSC2
OSC1
INI
Oscillator pin
An internal pull-up resistor. Might disable BZ1,
2
O
I
3
BZ2 when connected to GND.
GND
BZ1
4
Ground
Audio output
Audio output
Power
5
6
7
8
O
O
BZ2
VCC
NC
No Connecting
Electrical Characteristics
Vcc=3V , Temp.=25
Max.
5.0
Unit
V
Typ.
3.0
30
Parameter
Symbol
Vcc
Isb
Min.
2.0
Operating Voltage
Stand-By Current
Operating Current
50
uA
Iop
300
500
uA
BZ1, BZ2
1.0
1.0
Ioh
mA
mA
KHz
Driving Current
Operating Frequency
Iol
Fop
128
Absolute Maximum Ratings
Symbol
Vcc
Vi
Parameter
Supply Voltage
Rating
-0.3 ~ 6
Unit
V
Input Voltage
Output Voltage
-0.3 ~ Vcc +0.3
-0.3 ~ Vcc +0.3
-40 ~125
V
Vo
V
Tst
Storage Temperature
Operating Temperature
Ttp
0 ~ 65
Single Tone SIREN/ALARM Sound Generator
2000.04.11
1
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