RT0102 [ETC]

2V~5V|單一警報聲產生器. 一開始會有200ms的軟音輸出。 ; 2V 〜5V |单一警报声产生器。一开始会有200毫秒的软音输出。\n
RT0102
型号: RT0102
厂家: ETC    ETC
描述:

2V~5V|單一警報聲產生器. 一開始會有200ms的軟音輸出。
2V 〜5V |单一警报声产生器。一开始会有200毫秒的软音输出。\n

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RT0102  
Rato  
The RT0102 is a CMOS Design for single tone alarm sound application. The SOFT  
CHIRP only be generated 200ms of the first sound.  
Features  
Pin Diagram  
Low Operating voltage 2V~5V.  
CMOS process.  
OSC2  
1
8
7
6
SOFTB  
VCC  
On-Chip RC oscillator.  
Low stand by current.  
200ms SOFT CHIRP.  
OSC1  
2
3
4
INI  
BZ2  
BZ1  
GND  
5
RT0102  
Pin Description  
Description  
Symbol  
Pin  
I / O  
I
Oscillator pin  
OSC2  
1
2
OSC1  
INI  
Oscillator pin  
An internal pull-up resistor. Might disable BZ1,  
O
I
3
BZ2 when connected to GND.  
GND  
BZ1  
4
5
6
7
Ground  
Audio output  
Audio output  
O
O
BZ2  
VCC  
Power  
Vcc = Single Tone  
SOFTB  
8
I
Open = Single Tone with 200 ms soft chirp.  
Vcc=3V , Temp.=25  
Electrical Characteristics  
Max.  
5.0  
Unit  
V
Typ.  
3.0  
30  
Parameter  
Symbol  
Vcc  
Isb  
Min.  
2.0  
Operating Voltage  
Stand-By Current  
Operating Current  
uA  
50  
uA  
Iop  
300  
500  
BZ1, BZ2  
1.0  
1.0  
mA  
mA  
KHz  
Ioh  
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 with SOFT CHIRP  
2000.04.11  
1

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