Astoria™ | Cypress Semiconductor


The Cypress's West Bridge® Astoria™ multimedia mass storage controller offers a broad support of mass storage standards and similar Hi-Speed USB data transfer performance as the West Bridge® Antioch™. Astoria continues to equip Cypress’s Simultaneous Link to Independent Multimedia (SLIM®) architecture, which optimizes multitasking functionality and improves overall user experience.

Astoria Block Diagram

Key Features

  • Integration: Hi-Speed USB 2.0 compliant with built-in PHY
  • SLIM® Architecture: simultaneous data paths between USB, storage, and processor
  • Turbo-MTP: Optimize data throughput for Microsoft® Media Transfer Protocol
  • Mass Storage Support: Up to two SD, SDIO, MMC, MMC+, and CE-ATA devices
  • Flexible Processor I/F Support: SRAM, ADMux, PCRAM, PNAND, SPI
  • FlexBoot: Boot processor from processor interface port
  • Ultra low power: 1.8 V core operation
  • Flexible Clock: selectable clock input at 19.2 MHz, 24 MHz, 26 MHz, 48 MHz
  • Small Footprint: 6x6 mm 100-pin VFBGA package and 3.91x3.91 mm 81-pin WLCSP


  • Data Cards and Wireless Dongles
  • TV Dongles
  • Secure Dongles
  • Data Loggers
  • Mini RAID Controller
  • Cellular Phones
  • Portable Media Players
  • Personal Digital Assistants
  • Portable Navigation Devices
  • Digital Cameras
  • POS Terminals
  • Portable Video Recorders
  1. Download the Application Notes
  2. Download the Datasheets
  3. Refer to Design examples
  4. Buy the Astoria Development Kit