LS1240 series datasheets. Manufacturer: Wing Shing Electronic Co..

LS1240A Electronic two-tone ringer. in 8-pin Minidip package. Operational temperature range from -20°C to 70°C. Datasheet*) LS1240AD1 Electronic two-tone ringer. in 8-pin SO8 package. Operational temperature range from -20°C to 70°C. Datasheet*) LS1240 Electronic Two-Tone Ringer Datasheet*) There are other manufacturers for this components. For more information please check LS1240 (CNTK) LS1240 (Fairchild Semiconductor) LS1240 (SGS-Thomson Microelectronics)

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