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Data Sheet
PRELIMINARY December 2010
AR9344 Highly-Integrated and Feature-Rich IEEE 802.11n 2x2 2.4/5 GHz Premium SoC for Advanced WLAN Platforms
General Description
The Atheros AR9344 is a highly integrated and feature-rich IEEE 802.11n 2x2 2.4/5 GHz Systemon-a-Chip (SoC) for advanced WLAN platforms. It includes a MIPS 74Kc processor, PCI Express 1.1 Root Complex and Endpoint interfaces, five port IEEE 802.3 Fast Ethernet Switch with MAC/ PHY, one MII/RMII/RGMII interface, one USB 2.0 MAC/PHY, and external memory interface for serial Flash, SDRAM, DDR1 or DDR2, I2S/ SPDIF-Out audio interface, SLIC VOIP/PCM interface, two UARTs, and GPIOs that can be used for LED controls or other general purpose interface configurations. The AR9344 supports 802.