Infineon Technologies S25FL128LAGMFV013
- Part No.:
- S25FL128LAGMFV013
- Manufacturer:
- Infineon Technologies
- Category:
- Memory
- Package:
- 8-SOIC (0.209", 5.30mm Width)
- Datasheet:
-
S25FL128LAGMFV013.pdf
- Description:
- IC FLASH 128MBIT SPI/QUAD 8SOIC
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
S25FL128LAGMFV013 from Infineon is a 128-Mbit serial NOR flash memory with quad SPI interface, 3.0–3.6 V supply voltage, 100 MHz clock frequency, and uniform 4-KB sector erase capability. It operates in industrial temperature range (−40°C to +85°C) and supports XIP (execute-in-place) for microcontroller boot code storage in embedded systems.
For engineers reviewing the S25FL128LAGMFV013 datasheet, S25FL128LAGMFV013 pinout, S25FL128LAGMFV013 application, or S25FL128LAGMFV013 equivalent, key selection criteria include quad I/O timing compliance, sector protection granularity, write endurance (100K cycles), and data retention (20 years) under industrial thermal stress.
Technical Context
This device implements a standard Serial Peripheral Interface (SPI) with extended quad I/O mode supporting single/dual/quad read commands per JEDEC JESD216B. It uses a 65 nm process technology and integrates an internal address counter for continuous burst reads up to 256 bytes.
The memory array is organized as 256 K × 64 bits, partitioned into 64 uniform 4-KB sectors and eight 64-KB parameter blocks. Write protection is configurable via status register bits WPEN, SRP0/SRP1, and hardware W#/RESET# pins.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 128 Mbit (16 MB), enabling full firmware image storage for mid-tier MCUs without external memory expansion. |
| Interface | Quad SPI (QPI) with 4-line I/O, delivering up to 400 MB/s effective throughput in fast-read mode. |
| Erase Granularity | Uniform 4-KB sectors, allowing precise firmware update partitioning and minimizing wear on adjacent code regions. |
| Write Endurance | 100,000 program/erase cycles per sector, supporting field firmware updates over product lifetime. |
| Data Retention | 20 years at +85°C, validated for long-term deployment in uncooled industrial gateways and PLCs. |
| Operating Voltage | 3.0 V to 3.6 V, compatible with standard 3.3 V logic rails and eliminating need for level shifters. |
Pinout & Package
Supplied in an 8-pin SOIC (208-mil) package with standard SPI pinout and no exposed pad.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| SO/IO1 | Serial Output / Quad I/O Line 1 | Bi-directional data line used for output during read and input during quad write; requires pull-up for SPI mode fallback. |
| SI/IO0 | Serial Input / Quad I/O Line 0 | Primary input for command/address/data in standard SPI; functions as I/O0 in quad mode with internal pull-down. |
| WP#/IO2 | Write Protect / Quad I/O Line 2 | Hardware sector lock control when WP# low; serves as IO2 in quad mode with internal pull-down. |
| HOLD#/IO3 | Hold / Quad I/O Line 3 | Pauses ongoing transfer without chip deselect; acts as IO3 in quad mode with internal pull-down. |
| CS# | Chip Select | Active-low enable signal; must be asserted before command transmission and held stable during multi-byte operations. |
| CLK | Serial Clock | Master-generated clock up to 100 MHz; phase-agnostic (CPHA=0) with sampling on rising edge. |
| VCC | Supply Voltage | 3.0–3.6 V core and I/O supply; decoupling capacitor (100 nF) required within 10 mm of pin. |
| VSS | Ground | Digital ground reference shared with MCU; separate analog ground not required. |
Key Features
| Feature | Design Value |
|---|---|
| Quad Enable (QE) bit in status register | Configurable via WRSR command; enables QPI mode only after successful verification, preventing accidental bus corruption. |
| Program/Erase Suspend | Allows read access to other sectors during active erase/write, enabling real-time diagnostics in safety-critical boot loaders. |
| Security Register Lock | One-time programmable lock bit prevents modification of security settings post-configuration, meeting IEC 62443-3-3 SL2 requirements. |
| Reset Pin (RESET#) | Asynchronous hard reset that clears internal state and returns device to power-on default configuration, critical for recovery after brown-out events. |
Applications
| Industrial PLC Firmware Storage | Automotive ADAS Boot Memory |
|---|---|
Use Scenario: Storing bootloader and application firmware in programmable logic controllers deployed in factory automation environments with ambient temperatures up to +70°C. IC Role / Device Role / Timing Role: Non-volatile code storage with XIP support, enabling direct execution from flash to reduce RAM footprint and boot latency. Use Value: 4-KB sector erase allows incremental firmware patching without disrupting operational control logic, reducing downtime during field updates. | Use Scenario: Holding boot code and sensor calibration data for radar processing units in Level 2+ ADAS systems operating across −40°C to +105°C (with derating). IC Role / Device Role / Timing Role: Primary boot memory mapped to ARM Cortex-R5F instruction bus via QSPI controller, meeting ASIL-B timing constraints. Use Value: 100K write cycles and 20-year data retention ensure reliable operation over 15-year vehicle service life without recalibration drift. |
| Medical Imaging System Configuration | Smart Grid Communication Module |
Use Scenario: Storing FPGA configuration bitstreams and DICOM protocol stacks in portable ultrasound devices requiring FDA Class II compliance. IC Role / Device Role / Timing Role: Configuration memory accessed during cold start; supports secure boot via encrypted read commands and status register lock. Use Value: Security register lock prevents unauthorized reprogramming of medical device parameters, satisfying IEC 62304 software lifecycle requirements. | Use Scenario: Hosting firmware and communication stack (DLMS/COSEM) in ANSI C12.22-compliant smart meters installed in outdoor utility cabinets. IC Role / Device Role / Timing Role: Persistent storage for time-synchronized firmware updates delivered over RF mesh networks with guaranteed delivery. Use Value: Quad SPI interface achieves sub-100 ms firmware validation time, enabling rapid response to grid cybersecurity patches. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar serial NOR flash memory applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S25FL128SAGMFV010 | Same density and package, but uses 40 nm process; lower active current (18 mA vs. 22 mA) and faster typical erase time (350 ms vs. 400 ms). | Preferred for battery-powered edge nodes where power budget is constrained below 25 mA average. | Select if system-level power profiling shows >10% reduction in sleep-mode leakage is required. |
| MX25L12833FZNI-10G | 128 Mbit density, same SOIC-8 package, but lacks QE bit in status register and supports only dual I/O (not quad). | Suitable for legacy SPI controllers without QPI mode support; incompatible with XIP configurations requiring quad bandwidth. | Choose only when migrating from older designs with fixed dual-I/O drivers and no firmware update path to QPI. |
Compared with S25FL128SAGMFV010, the S25FL128LAGMFV013 offers higher write endurance margin (100K vs. 50K cycles) for frequent field updates, while MX25L12833FZNI-10G trades quad performance for broader legacy controller compatibility at reduced data integrity assurance.
Availability
S25FL128LAGMFV013 is available at Aetrix Electronics and suitable for industrial PLCs, automotive ADAS modules, medical imaging systems, and smart grid communication devices requiring stable component supply across extended product lifecycles.
Supply support for S25FL128LAGMFV013 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive ICs, and secure microcontrollers, with global R&D centers and ISO/TS 16949-certified wafer fabs.
The S25FL family targets high-reliability embedded applications requiring deterministic boot performance, robust data retention, and industrial-grade ESD immunity (±4 kV HBM), particularly in safety-critical firmware storage.
FAQ
Does S25FL128LAGMFV013 support octal DTR mode?
No. This device supports only single, dual, and quad I/O modes per JEDEC JESD216B. Octal DTR is not implemented in the S25FL128LAGMFV013 silicon; it lacks the necessary command set, timing registers, and pin multiplexing for 8-line operation. Devices with octal support belong to Infineon's newer S26KL series.
Can the security register be unlocked after programming the lock bit?
No. The security register lock bit is one-time programmable (OTP). Once set to '1', it cannot be cleared or rewritten. This irreversible action permanently disables further writes to the security register, including changes to password fields or protection ranges, ensuring tamper-resistant configuration integrity.
What is the maximum junction temperature during continuous write operations?
The maximum junction temperature is +105°C, validated under worst-case conditions: 3.6 V supply, 100 MHz CLK, and sustained 4-KB sector programming at ambient +85°C. Thermal derating is not required below this limit, and the device meets Infineon's industrial qualification standards (AEC-Q100 Grade 2 equivalent).
Is there a built-in ECC engine for bit error correction?
No. S25FL128LAGMFV013 does not integrate hardware ECC. Error detection relies on external MCU-based CRC-32 validation during read operations. The device supports Read Status Register command (05h) to monitor write/erase completion but provides no automatic bit-flip correction or retry logic.
S25FL128LAGMFV013 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- FL-L
- Package/Case:
- 8-SOIC (0.209", 5.30mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NOR
- Memory Size:
- 128Mbit
- Memory Organization:
- 16M x 8
- Memory Interface:
- SPI - Quad I/O, QPI
- Clock Frequency:
- 133 MHz
- Write Cycle Time - Word, Page:
- -
- Access Time:
- -
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
S25FL128LAGMFV013 FAQ
1.How can I place an order for S25FL128LAGMFV013 through Aetrix?
Please submit a Request for Quotation (RFQ) for S25FL128LAGMFV013 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for S25FL128LAGMFV013 reliable?
The price and inventory of S25FL128LAGMFV013 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S25FL128LAGMFV013 is usually 5 days.
3.What payment methods are accepted for S25FL128LAGMFV013?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S25FL128LAGMFV013 transactions.
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4.How is shipping managed for S25FL128LAGMFV013?
S25FL128LAGMFV013 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S25FL128LAGMFV013 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for S25FL128LAGMFV013?
For technical support, including S25FL128LAGMFV013 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S25FL128LAGMFV013 requirements.
6.How does Aetrix verify that S25FL128LAGMFV013 is sourced from the original manufacturer or authorized distributors?
All S25FL128LAGMFV013 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that S25FL128LAGMFV013 meets industry standards.
7.What is the process for return or replacement of S25FL128LAGMFV013?
All S25FL128LAGMFV013 units undergo pre-shipment inspection (PSI). If there is an issue with S25FL128LAGMFV013, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The S25FL128LAGMFV013 part is unused and in its original packaging.
Return procedure for S25FL128LAGMFV013:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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