三重突发模式零损耗高压启动 PWM 控制器

Stereo zoom microphone amplifier for camcorders

The BA7780KV is a microphone amplifier developed for use in camcorders. The IC features an electronic volume circuit for presetting the curve required for the stereo zoom function, a microphone element power supply regulator, a wind-noise rejection filter, a current limiting circuit for external a

Stereo zoom microphone amplifier for camcorders

The BA7780KV is a microphone amplifier developed for use in camcorders. The IC features an electronic volume circuit for presetting the curve required for the stereo zoom function, a microphone element power supply regulator, a wind-noise rejection filter, a current limiting circuit for external a

QPSK Downconverter for CATV Systems

Overview The LA7780M is a downconverter for QPSK data demodulation for digital CATV transmission. This IC integrates a preamplifier, an AGC amplifier, a mixer, an oscillator, a post-amplifier, and other circuits in a single chip, and provides all the functions required from cable signal input thr

ThunderBird Q3D PCI Audio Accelerator

GENERAL DESCRIPTION The SAA7780 ThunderBird Q3DTM is a high-performance PCI audio accelerator targeting PC gaming and music applications. Developed by QSound Labs and Philips Semiconductors, it combines the most compelling 3D, quadraphonic and music synthesis technologies available with the

MECHANISM DRIVER FOR IC LOGIC CONTROL

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