Fluorescent Display Tube Driver

Overview The LB1240 has been designed for interfacing low-level digital devices to fluorescent display tubes. Its 8-circuit independent Darlington output stage is used for digit and segment drivers. Equivalent pull-down resistors are built in ; externally connected resistors to prevent ghosts are

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SANYO

三洋

Fluorescent Display Tube Driver

ONSEMI

安森美半導(dǎo)體

Electronic two-tone ringer

Description LS1240 is a monolithic integrated circuit designed to replace the mechanical bell in telephone sets in connection with an electro-acoustical converter. It can drive directly a piezoceramic converter (buzzer) or a dynamic loudspeaker. The output current capability of LS1240 is higher

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STMICROELECTRONICS

意法半導(dǎo)體

Electronic Two-Tone Ringer

DESCRIPTION LS1240A is a monolithic integrated circuit designed to replace the mechanical bell in telephone sets in connection with an electro-acoustical converter. It can drive directly a piezoceramic converter (buzzer)or a dynamic loudspeaker. The output current capability of LS1240A is higher

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WINGS

永盛電子

Octal 3-STATE Bus Driver

General Description These octal 3-STATE bus drivers are designed to provide the designer with flexibility in implementing a bus interface with memory, microprocessor, or communication systems, and are low power dissipation versions of the DM74ALS240A and DM74ALS241A. The output 3-STATE gating con

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FAIRCHILD

仙童半導(dǎo)體