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Serial IP Products


Arasan's Low-Speed Serial Interface IP portfolio provides a comprehensive set of industry-standard connectivity solutions for integrating peripherals, sensors, audio devices, storage components, and system management functions into SoCs, ASICs, and FPGA designs. The portfolio includes I2C, SPI, I2S, and UART controller IP cores that enable efficient communication between processors and external devices. These interfaces are commonly used for system configuration, control, diagnostics, audio transport, and peripheral connectivity across embedded, industrial, consumer, automotive, and communication applications.

The IP portfolio features flexible system interfaces, FIFO-based buffering, master/slave operating modes, interrupt support, configurable clocking, and support for standard industry protocols. The solutions are designed for easy SoC integration and are available with RTL source code, synthesis scripts, verification environments, and documentation. By providing proven implementations of widely adopted serial interfaces, Arasan enables designers to accelerate development while minimizing integration risk and ensuring interoperability with a broad ecosystem of peripheral devices.


Features and Benefits


  • Comprehensive Connectivity Portfolio:
    • I2C Controller IP
    • SPI Controller IP
    • I2S Audio Controller IP
    • UART Controller IP
    • Industry-standard peripheral connectivity solutions
  • Flexible Host Integration:
    • APB, AHB, and 32-bit processor interfaces
    • FPGA and ASIC implementation support
    • Configurable system integration options
  • SPI Controller Features:
    • Comprehensive Connectivity Portfolio:
    • Master and slave operation
    • Full-duplex communication
    • DMA support
    • Configurable SPI clock from 500 KHz to 50 MHz
    • Up to 50 Mbit/s throughput
    • Motorola, TI, and National SPI compatibility 
  • I2C Controller Features:
    • APB-to-I2C bridge architecture
    • Master/slave operation
    • Large transmit and receive FIFOs
    • Parallel-to-serial and serial-to-parallel conversion
    • Simplified SoC integration
  • I2S Audio Controller Features:
    • Philips I2S compliant implementation
    • Audio transmit and receive channels
    • Master or slave operation
    • Configurable audio resolution from 8-bit to 32-bit
    • FIFO-based buffering architecture
    • Independent clock domains
  • UART Controller Features:
    • 16550D compliant UART implementation
    • FIFO and expanded FIFO support
    • Serial-to-parallel and parallel-to-serial conversion
    • Character and FIFO operating modes
    • Register-accessible device status monitoring

Licensing Options


For additional information, contact sales@arasan.com or visit Arasan Chip Systems

Documentation


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