SM1155 データシートの表示（PDF） - Nippon Precision Circuits
部品番号
コンポーネント説明
メーカー
SM1155 Datasheet PDF : 7 Pages
| |||
SM1155 series
FUNCTIONAL DESCRIPTION
Melody Modes
When TG goes HIGH (VDD), melody play starts.
Level hold 1 (SM1155×××1S)
When TG goes HIGH, melody play starts and continues while TG is held HIGH. When TG goes open circuit or
LOW, melody play stops, even if during mid melody.
TG
OUT
Oscillator
1 TUNE
REPEAT
REPEAT
Pull-down resistance 135kΩ
(2-pin parallel resistance)
500kΩ
135kΩ
Level hold 2 (SM1155×××2S)
When TG goes HIGH, a single melody play starts. Melody play continues until the single melody ends or TG
goes open circuit or LOW, whichever occurs first.
TG
OUT
Oscillator
270kΩ
Pull-down resistance
1 TUNE
1MΩ
270kΩ 1MΩ 270kΩ
NIPPON PRECISION CIRCUITS—3
Share Link: 