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PGA4311技术文档下载：
PGA4311 - 产品图解：
PGA4311 - 4 通道 +/-5V 音频音量控制
PGA4311是TI公司的一款无产品，PGA4311是4 通道 +/-5V 音频音量控制，本页介绍了PGA4311的产品说明、应用、特性等，并给出了与PGA4311相关的TI元器件型号供参考。
PGA4311 - 4 通道 +/-5V 音频音量控制 - 无 - 音量控制 - TI公司（Texas Instruments，德州仪器）
产品描述
The PGA4311 is a high–performance, 4-channel audio volume control designed for professional and high-end consumer audio systems. Using high performance operational amplifier stages internal to the PGA4311 yields low noise and distortion, while providing the capability to drive 600 loads directly without buffering. The 3-wire serial control interface allows for connection to a wide variety of host controllers, in addition to support for daisy-chaining of multiple PGA4311 devices.
产品特性
- DIGITALLY-CONTROLLED ANALOG VOLUME CONTROL: Four Independent Audio Channels Serial Control Interface Zero Crossing Detection Mute Function
- WIDE GAIN AND ATTENUATION RANGE: +31.5dB to –95.5dB with 0.5dB Steps
- LOW NOISE AND DISTORTION: 120dB Dynamic Range 0.0004% THD+N at 1kHz (U–Grade) 0.0002% THD+N at 1kHz (A–Grade)
- NOISE-FREE LEVEL TRANSITIONS
- LOW INTERCHANNEL CROSSTALK: –130dBFS
- POWER SUPPLIES: ±5V Analog, +5V Digital
- AVAILABLE IN AN SOP-28 PACKAGE
- APPLICATIONS
- AUDIO AMPLIFIERS
- MIXING CONSOLES
- MULTI–TRACK RECORDERS
- BROADCAST STUDIO EQUIPMENT
- MUSICAL INSTRUMENTS
- EFFECTS PROCESSORS
- A/V RECEIVERS
- CAR AUDIO SYSTEMS
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