PCM2904DBG4

TEXAS INSTRUMENTS  PCM2904DBG4  音频编解码器, USB接口, 立体声, 2, 2, 0 °C, 70 °C, 48 kSPS

The is a stereo USB1.1 CODEC with line-out bus-powered. The USB protocol controller works with no software code, but the USB descriptors can be modified in some areas. The PCM2904 employs SpAct™ architecture, its unique system that recovers the audio clock from USB packet data. On-chip analogue PLLs with SpAct enable playback and record with low clock jitter and with independent playback and record sampling rates.

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On-chip USB interface

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Partially programmable descriptors

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USB Adaptive mode for playback

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On-chip clock generator with single 12MHz clock source

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Single-ended voltage input

This IC can be damaged by ESD. We recommend that all ICs be handled with appropriate precautions. Failure to observe proper handling and installation procedures can cause damage.