Resilient storage for demanding applications

Embedded NVM

Each technology platform from X-FAB comes with a large offer of proven, embedded-NVM solutions supporting all possible customer’s application.

Best-in-class reliability 

Most of the e-NVM offer is qualified and proven on the field according to the most stringent automotive standards, with best-in-class resiliency and zero-defect operation even at the most demanding conditions when compared to other solutions in the market. This is the result of selecting the most appropriate technologies, like SONOS flash, and of mastering of the whole design-to-manufacturing process, in particular to serve the automotive market.

Facilitating customer’s product management

As proprietary of both technology platforms and e-NVM IP design, X-FAB is in the right position to develop e-NVM solutions either minimizing or completely eliminating the need of additional process layers to the core module. This enables X-FAB customers with extensive IP re-use capability across different product families, helping in optimizing product portfolio and roadmap management.

Design flexibility

The availability of flexible memory cut selection, through compilers or slice-able elementary cells, smoothly enables to pick and accommodate the most suitable e-NVM solution to the Customer’s design, optimizing footprint and die cost. The required design documentation is made available in real time and compatible with all the major EDA tools, turning the process of embedding the IP in the customer’s product into a seamless, Plug&pPay task.  

One-stop shop

The in-house full expertise of the NVM development process, encompassing memory design, qualification, test and continuous customer support, allows X-FAB to offer joint-development capability of customer specific solutions, when required. 

FeatureXplorer – Your access to our e-NVM portfolio

More information and details about X-FAB's e-NVM portfolio can be found in FeatureXplorer. Here you are able to select the right foundry process for your next chip design.

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Applications

  • Circuit trimming, configuration and traceability

    Embedded OTP and LATCHES

    Trimming solutions enable required presets for analog design, or provide additional memory space to record a small amount of specific data, ranging from part identification and traceability to basic system configuration.
    Solutions are compiler-based or slice-able, in order to seamlessly fit Customer’s design. 

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  • Data storage and data-logging 

    Embedded EEPROM and NVRAM

    EEPROM and NVRAM are extensively used for intensive data re-writing purpose, like storing of data-log from the field, enabling more flexibility in Code programming, supporting data security or managing faster access time and low-power requirements.
    The compiler-based approach further optimizes footprint and die cost when the embedding the solution in the customer’s chip.

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  • Code Storage 

    Embedded FLASH

    Leveraging on SONOS proprietary technology, X-FAB provides Best-in-Class, automotive compliant, embedded Flash solution. Their resiliency and reliability, extensively proven-in-the-field, make them the ideal choice for safe Code storage in smart application, including sensors, acutuators and MEMS driving 
    Flash test support and services are also provided upon request.

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    Solutions

    Circuit trimming, configuration and traceability

    • Customizable, one-time-programmable memory (OTP):

      Available in the following technologies: XO035, XH035, XC018, XH018, XP018, XT018, XS018, AH018, XR013​​​​​​​

      Target application domains:

      • Automotive (specifically intended), medical, industrial, CCC

      Typical system applications: 

      • Analog circuit trimming

      Physical mechanism:

      • Polysilicon fuse

      Key features:

      • Automotive AEC100-0 qualified, read temperature up to 175 °C 
      • Flexible cut design (slice-able tiles) from 2 to 128 bits
      • No additional masks/layers required on core process
    • Compiler-based one-time-programmable (OTP):

      • Available in the following technologies: XP018, XT018

      Target application domains:

      • Automotive (specifically intended), medical, industrial, CCC

      Typical system applications: 

      • Circuit trimming
      • System configuration
      • Basic code storage
      • Product debugging

      Physical mechanism:

      • Floating gate

      Key features:

      •  Automotive AEC100-0 qualified, read temperature up to 175 °C
      • Compiler-based, flexible cut design, from 8 bits up to 16 Kbit 
      • No additional masks/layers required on core process
      • UV-erasable, rewriting option
    • Customizable, one-time-programmable memory (OTP):

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications: 

      • Analog sensors trimming
      • MEMS sensors signal trimming

      Key features:

      • No additional masks/layers required on core process
      • Flexible cut design (slice-able cells)
    • One-time programmable memory IP:

      • Specifically designed for: XR013

      Target application domains:

      • RF consumer, industrial IoT

      Typical system applications:

      • RF analog trimming and configuration

      Key features:

      • No additional masks/layers required on core process
      • 2 Kbit cut available (other cuts on demand) 
      • Industrial grade
    • Customizable, multi-time programmable memory latches:

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications: 

      • Analog sensors trimming
      • MEMS sensors signal trimming
      • Product configuration debugging

      Key features:

      • Automotive AEC100-1 qualified, read temperature up to 140 °C
      • No additional masks/layers required on core process
      • Flexible cut design (slice-able cells)
    • Customizable, multi-time programmable memory latches:

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications:

      • Analog sensors trimming
      • MEMS sensors signal trimming
      • Product configuration debugging

      Key features:

      • Flexible cut design (slice-able cells)

    System configuration and data storage

    • Compiler-based “Core”-EEPROM, with zero mask adders:

      • Available in the following technologies: XP018, XT018

      Target application domains:

      • Automotive (specifically intended), medical, industrial, CCC

      Typical system applications: 

      • Sensors and MEMS system configuration
      • Security, diagnostics and traceability data logging
      • In-the-field sensor data logging
      • Improve flexibility for code storage update

      Physical mechanism:

      • Floating gate

      Key features:

      • Automotive AEC100-0 qualified, read temperature up to 175 °C
      • 10^5 program cycles
      • Compiler-based flexibility for size and form factor
      • No additional Mask adders to core technology
    • “Tiny”-EEPROM solutions, available in different cuts:

      • Available in the following technologies: XH035XA035, AH035

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications:

      • Automotive and IoT sensors system configuration and code storage
      • Companion chip configuration for MEMS-based applications
      • In-the-field sensor data logging

      Physical mechanism:

      • Floating gate

      Key features:

      • Automotive AEC100-0 qualified, read temperature up to 175 °C
      • 10^5 storage cycles
      • Large availability of different cuts for all customer’s needs
    • SONOS- based EEPROM, with zero mask adders:

      • Available in the following technologies: XP018 (single cut),  XT018 (embedded in the flash IP)

      Target application domains:

      • Automotive (specifically intended), medical, industrial, CCC

      Typical system applications: 

      • Sensors and MEMS system configuration
      • Security, diagnostics and traceability data logging
      • In-the-field sensor data logging
      • Improve flexibility for code storage update 

      Physical mechanism:

      • Oxide-nitride charge trapping

      Key features:

      • Automotive AEC100-0 qualified, operation temperature up to 175 °C
      • 10^5 program cycles
    • Compiler-based NVRAM. (SRAM+SONOS-EEPROM)

      • Available in the following technologies: XH018 

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications: 

      • Low-power and portable sensors applications
      • Brown-out data protection and recover 
      • Data access speed optimization

      Physical mechanism:

      • SRAM + SONOS-based EEPROM (oxide-nitride charge trapping)

      Key features:

      • Automotive AEC100-0 qualified, full operation temperature up to 175 °C (read, write, store to EEPROM)
      • Unlimited program cycles to SRAM, 10^5 storage cycles
      • Compiler-based flexibility for size and form factor
      • No additional mask adders to core technology

    Code storage and advanced computational functions

    • Embedded flash cut based on SONOS proprietary technology

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications: 

      • Resilient code storage for CPU applications
      • Proven with proprietary, RISC-V and ARM® applications 
      • Edge sensors configuration and operation
      • System BUS interface with edge nodes
      • Advanced computational power for MEMS applications 

      Physical mechanism:

      • SONOS based (oxide-nitride charge trapping)

      Key features:

      • Available in 16 KBytes and 32 KBytes cut
      • Best-in-class reliability specifications: AEC100-0 qualified, operation temperature up to 175 °C 
      • Designed to be compatible with Error Code Correction (ECC), for zero-defect approach
      • Optimized footprint
      • Specific test interface provided, full test services available on demand
    • Embedded flash with EEPROM included, both based on SONOS proprietary technology

      • Available in the following technologies: XT018 

      Target application domains:

      • Automotive, medical, industrial, CCC

      Typical system applications: 

      • Resilient code storage for CPU applications
      • Systems requiring frequent code upgrades or self-adapting on environment change 
      • Edge sensors configuration and operation
      • System BUS interface with edge nodes
      • Advanced computational power for MEMS applications 

      Physical mechanism:

      • SONOS based (oxide-nitride charge trapping)

      Key features:

      • Available in 32 KBytes and 64 KBytes cut
      • Competitive footprint solution: flash and EEPROM sharing the same circuitry, while keeping independent operation
      • Best-in-class reliability specifications: AEC100-0 qualified, operation temperature up to 175 °C 
      • Embedded Error Code Correction (ECC) for zero-defect
      • Optimized footprint
      • Specific test interface provided, full test services available on demand

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