Electronic Two Tone Ringer

Description GL6840A are monolithic integrated circuits designed to replace the mechanical bell in telephone sets, in connection with an electro acoustical converter. The device can drive either directly a piezo ceramic converter(buzzer) or a small loudspeaker. In this case a transformer is needed

文件：87.45 Kbytes 页数：8 Pages

Hynix

海力士

Electronic two tone ringer

SK hynix

海力士

PTM(Programmble Timer Module)

PTM (Programmble Timer Module)

文件：804.66 Kbytes 页数：17 Pages

HitachiHitachi Semiconductor

日立日立公司

PTM(Programmble Timer Module)

PTM (Programmble Timer Module)

文件：804.66 Kbytes 页数：17 Pages

HitachiHitachi Semiconductor

日立日立公司

Telephone Tone Ringer with Bridge Diode

Telephone Tone Ringer with Bridge Diode The IL6840 is a monolithic integrated circuit telephone tone ringer with bridge diode, when coupled with an appropriate transducer, it replaces the electro-mechanical bell. The device is designed for use with either a piezo transducer or an inexpensive tran

文件：297.24 Kbytes 页数：5 Pages

INTEGRAL

Integral Corp.