SM1155XXX1S 查看數據表（PDF） - Nippon Precision Circuits
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SM1155XXX1S Datasheet PDF : 7 Pages
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SM1155 series
One-shot (SM1155×××3S)
When TG goes HIGH, a single melody play starts. Melody play continues until the melody ends, even if TG
goes open circuit or LOW mid melody. However, if the TG input goes HIGH again during melody play, the
melody play restarts from the beginning.
TG
OUT
Oscillator
1 TUNE
Pull-down resistance
270kΩ
1MΩ
270kΩ
1 TUNE
From the begining
1MΩ
270kΩ 270kΩ 270kΩ
1MΩ 1MΩ
NIPPON PRECISION CIRCUITS—4
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