ISSI – Integrated Silicon Solution

Integrated Silicon Solution, Inc. (ISSI)Integrated Silicon Solution, Inc. (ISSI) operates as a fabless semiconductor company, specializing in the design and marketing of integrated circuits (ICs) across various markets such as automotive, communications, industrial, medical, military, and digital consumer electronics. The company's primary offerings include low and medium density dynamic random access memory (DRAM) in package and Known Good Die (KGD) form, as well as high-speed and low-power static random access memory (SRAM).

In fiscal year ended September 30, 2011, approximately 92% of ISSI's revenue stemmed from sales of DRAM and SRAM products. The company caters to a diverse range of customers, including notable names like Continental, Delphi, and Panasonic in automotive electronics; Cisco, Ericsson, and Huawei Technologies in communications; and Honeywell, Schneider, and Siemens in industrial, military, and medical applications. ISSI also serves digital consumer electronics giants like Samsung, Sharp, and Toshiba.

ISSI, positioned as a technology leader, focuses on designing, developing, and marketing high-performance integrated circuits for key markets such as digital consumer electronics, networking, mobile communications, and automotive electronics. Its core products consist of high-speed, low-power SRAM, and low to medium density DRAM. Additionally, ISSI offers EEPROM and Smartcards, with ongoing development of selected non-memory products tailored to its key markets.

The company strategically targets high-growth markets, leveraging its low-cost, high-quality semiconductor products to build enduring relationships with customers. ISSI has a longstanding commitment as a memory product supplier, maintaining supply even during periods of tight manufacturing capacity. Through its dedication to innovation and market focus, ISSI continues to position itself as a reliable provider of integrated circuit solutions across a range of industries.

ISSI eMMC Flash Memory Overview:

  • What is eMMC?

    • eMMC stands for embedded MultiMediaCard. It's a type of embedded storage solution that combines a NAND Flash memory and a controller into a single package, making it a compact and efficient option for various devices.
  • Features:

    • High Integration: ISSI's eMMC solutions integrate the NAND Flash memory and controller into a single package, reducing the footprint and simplifying design for manufacturers.
    • Performance: These eMMC Flash Memory products offer fast read and write speeds, enhancing the overall performance of devices.
    • Reliability: ISSI's eMMC Flash Memory solutions are designed for reliability, durability, and long-term data retention, crucial for applications where data integrity is critical.
    • Capacity Options: Available in various capacities, ranging from smaller storage sizes suited for wearables and IoT devices to larger capacities for smartphones, tablets, and automotive infotainment systems.
  • Applications:

    • Mobile Devices: ISSI's eMMC Flash Memory is commonly used in smartphones, tablets, and other portable devices for storing operating systems, applications, and user data.
    • Consumer Electronics: It's also utilized in cameras, gaming consoles, smart TVs, and other consumer electronics where reliable storage is needed.
    • Automotive: eMMC is used in automotive applications for infotainment systems, navigation, driver assistance systems, and more.
    • Industrial and IoT: In industrial settings and Internet of Things (IoT) devices, eMMC provides a reliable storage solution for various data logging and processing needs.
  • Benefits:

    • Space-Saving: The compact design of eMMC saves valuable board space, making it ideal for smaller devices and systems.
    • Cost-Effective: As an integrated solution, eMMC can be a cost-effective option compared to separate NAND Flash memory and controllers.
    • Ease of Integration: ISSI's eMMC Flash Memory comes with standardized interfaces and protocols, simplifying the integration process for manufacturers.
  • ISSI's Offerings:

    • ISSI provides a range of eMMC Flash Memory products with different capacities and specifications to cater to various customer needs.
    • These products are designed to meet industry standards and specifications, ensuring compatibility and reliability across different applications.
  • Quality and Support:

    • ISSI is known for its high-quality memory solutions and provides customer support to assist with integration, design-in, and troubleshooting.
    • The company adheres to industry standards and undergoes rigorous testing to ensure its eMMC Flash Memory meets performance, reliability, and compatibility requirements.


ISSI's eMMC Flash Memory solutions offer a reliable, high-performance storage option for a wide range of applications, from mobile devices to automotive systems and IoT devices. With a focus on integration, performance, and reliability, ISSI's eMMC products are designed to meet the diverse needs of manufacturers in today's digital landscape.

ISSI's QuadRAM devices offer high-speed, low-power, and reliable data storage solutions for a wide range of applications. Whether in networking equipment, telecommunications, industrial control, automotive systems, medical devices, or consumer electronics, ISSI's QuadRAM provides fast access to critical data while maintaining reliability and efficiency. With a focus on performance, reliability, and customer support, ISSI's QuadRAM devices are designed to meet the demanding needs of modern applications.

ISSI QuadRAM Devices Overview:

  • What is QuadRAM?

    • QuadRAM is a type of SRAM (Static Random Access Memory) that provides fast access times and low power consumption. It is ideal for applications where quick data access and reliability are crucial.
  • Features:

    • High-Speed Access: QuadRAM devices from ISSI offer fast read and write access times, making them suitable for high-performance applications.
    • Low Power Consumption: These devices are designed with low standby and operating power requirements, making them energy-efficient.
    • Reliability: QuadRAM provides non-volatile storage, meaning data is retained even when power is removed. This feature is essential for applications requiring reliable data storage.
    • High Density: ISSI offers QuadRAM devices in various densities, providing options for different storage requirements.
  • Applications:

    • Networking Equipment: QuadRAM is used in networking devices such as routers, switches, and network interface cards (NICs) to store routing tables, packet buffers, and configuration data.
    • Telecommunications: It's also utilized in telecommunications equipment for storing call processing data, subscriber information, and control data.
    • Industrial Control: QuadRAM is common in industrial control systems for storing critical control parameters, sensor data, and system configuration information.
    • Automotive: In automotive applications, QuadRAM is used for storing data in Electronic Control Units (ECUs), infotainment systems, and driver assistance systems.
    • Medical Devices: ISSI's QuadRAM devices find use in medical devices for storing patient data, imaging data, and control algorithms.
    • Consumer Electronics: QuadRAM is suitable for various consumer electronics such as gaming consoles, set-top boxes, and printers for fast data processing and storage.
  • Benefits:

    • Fast Access: QuadRAM provides quick access to stored data, reducing latency and improving system performance.
    • Reliability: With non-volatile storage, QuadRAM ensures data integrity even during power cycles or system resets.
    • Low Power Consumption: ISSI's QuadRAM devices are designed with low standby and operating power, making them energy-efficient.
    • High Density: These devices offer high storage density in a compact form factor, saving board space in applications with limited space.
  • ISSI's Offerings:

    • ISSI provides a range of QuadRAM devices with different densities and specifications to meet various application requirements.
    • These devices are designed to be easy to integrate into existing systems and support industry-standard interfaces.
  • Quality and Support:

    • ISSI is known for its high-quality memory solutions and provides customer support to assist with integration, design-in, and troubleshooting.
    • The company's QuadRAM devices undergo rigorous testing to ensure they meet performance, reliability, and compatibility standards.