RT0105 generator equivalent, single tone siren/alarm sound generator.
:
1. Auto Power down function. 2. Low Operating Voltage 3V~5V. 3. CMOS process. 4. On-chip RC oscillator. 5. Low stand by current. 6. 200 ms SOFT CHIRP
PIN DIAGRAM
OSC2.
GND 4
Symbol
Description
OSC2 Oscillator pin
OSC1 Oscillator pin
T1 Test Pin
GND Ground
BZ1 Audio output
BZ2 Audio output
VCC Power
SOFTB Vcc = Single Tone
Open = Single Tone with 200 ms soft
chirp.
PIN
1 2 3 4 5 6 7 8
5 BZ1
I/P, O/P I.
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