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    3. ATBM6421

      ATBM6421 is 2.4GHz, 1T1R, IEEE 802.11b/g/n Wi-Fi IoT chip.


      General features

      ? Integrated low power MCU, 1T1R 2.4GHz RF circuit, IEEE 802.11b/g/n MAC, baseband and power management system.

      ? Support IEEE 802.11 b/g/n and 20MHz bandwidth (IoT mode doesn't support 40MHz as default.)

      ? Hardware accelerated TCP/IP protocol

      ? Support WPA, WPA2, and hardware Crypto Engine for Advanced Fast Security

      ? Integrated 160MHz 32bit MCU

      ? Integrated 256KB SRAM, and 80KB+ free space for user applications

      ? Upgrade firmware via UART and I2C

      ? Support OTA firmware upgrade

      ? Support 40MHz cyrstal

      ? Embedded LDO, only need 3.3V power supply

      ? 5x5 QFN 32 pin package

      Peripheral interface

      ? Configurable GPIOs

      ? 1 x I2C

      ? 1 x UART

      ? 1 x SPI to connect SPI flash memory

      ? Smart socket, smart lighting

      ? Smart air condition control panel

      ? Smart home

      ? Smart appliances

      ? Industrial Wi-Fi devices


      For more technical documents, please click "Login" or "Register" and download from customer center.


      Technical support: Contact us.

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