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PA3288 Solution
PA3288 is the upgrade solution for AR1688 VoIP module, targeting voice and video module and IoT module market. It provides many features required by AR1688 module users in the past years:
1) Tiny overall size.
2) Low power design, including stand-by mode.
3) High performance design, including advanced features like 16K sampling voice encoding algorithm.
4) Can work without Ethernet. The master SPI used to interface with Ethernet chip can also be used to transfer voice, video and other data with wireless chip or other controller.
What is new: PA328M VoIP module and IoT module is going to market on the second half of 2015.
Software support, hardware design.