EVAL-AD73311EB,用于低成本、
低功耗、CMOS 通用模擬前端的評(píng)估板。 AD73311 是一款完整的前端
處理器,適用于語(yǔ)音和電話(huà)等通用應(yīng)用。它具有一個(gè)16位A/D轉(zhuǎn)換通道和一個(gè)16位D/A轉(zhuǎn)換通道。每個(gè)通道在語(yǔ)音頻帶
信號(hào)帶寬上提供 70 dB 的
信噪比。通過(guò) DSP 引擎中的外部
數(shù)字濾波,可以降低最終通道帶寬并提高信噪比
說(shuō)明
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EVAL-AD73311EB, Evaluation Board for Low Cost, Low Power, CMOS General Purpose Analog Front End. The AD73311 is a complete front-end processor for general purpose applications including speech and telephony. It features a 16-bit A/D conversion channel and a 16-bit D/A conversion channel. Each channel provides 70 dB signal-to-noise ratio over a voice band signal bandwidth. The final channel bandwidth can be reduced, and signal-to-noise ratio improved, by external digital filtering in a DSP engine