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Infineon Technologies S25FL132K0XNFB010
- Part No.:
- S25FL132K0XNFB010
- Manufacturer:
- Infineon Technologies
- Category:
- Memory
- Package:
- 8-WDFN Exposed Pad
- Datasheet:
-
S25FL132K0XNFB010.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 8WSON
- Quantity:
- Payment:
- Shipping:
Inventory:1,153
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Product details
Overview
S25FL132K0XNFB010 from Cypress Semiconductor is a 32-Mbit (4 Mbyte), 3.0 V serial NOR flash memory with SPI Multi-I/O interface, supporting Quad Read at up to 108 MHz and delivering 54 MB/s continuous data transfer. It features uniform 4 kB sector and 64 kB block erase, 100K program-erase cycles, and 20-year data retention. Used for XIP code execution and firmware storage in space-constrained industrial controllers.
For engineers reviewing the S25FL132K0XNFB010 datasheet, S25FL132K0XNFB010 pinout, S25FL132K0XNFB010 application, or S25FL132K0XNFB010 equivalent, key selection criteria include quad-mode timing compliance, security register OTP protection, industrial-plus temperature support (–40°C to +105°C), and migration path to S25FL064L.
Technical Context
This device implements JEDEC-standard SPI with configurable clock polarity/phase (modes 0 and 3), supports Serial Flash Discoverable Parameters (SFDP) for automatic configuration, and enables Execute-In-Place via Continuous and Wrapped Read modes. Its 90 nm floating gate process ensures stable operation across extended voltage (2.6–3.6 V) and temperature ranges.
The memory integrates three 256-byte one-time-programmable (OTP) security registers, hardware write protect (WP#) and hold (HOLD#) inputs, and pointer-based block protection - exclusive to S25FL132K/S25FL164K variants. Quad I/O mode disables WP#/HOLD# functionality, requiring software-only protection during QIO operation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 Mbit (4 Mbyte) - sufficient for boot code, firmware images, and parameter storage in mid-tier microcontroller systems. |
| Interface | SPI Multi-I/O (SIO/DIO/QIO) - reduces pin count vs parallel NOR while maintaining XIP performance up to 54 MB/s. |
| Max Clock Rate | 108 MHz (Quad Read, –40°C to +105°C) - enables cache-line-aligned instruction fetch without external RAM buffering. |
| Erase Granularity | Uniform 4 kB sectors and 64 kB blocks - allows fine-grained firmware updates without disturbing adjacent functional partitions. |
| Endurance & Retention | 100K program-erase cycles / 20-year data retention - validated for long-life industrial deployments with infrequent field updates. |
| Supply Voltage | 2.6 V to 3.6 V - compatible with 3.3 V logic rails and tolerant of brown-out conditions down to 2.6 V. |
| Temperature Range | Industrial Plus (–40°C to +105°C) - qualified for under-hood automotive ECUs and high-ambient industrial gateways. |
Pinout & Package
Package: 8-contact WSON (5 mm × 6 mm, leadless, exposed pad), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CS# | Chip Select Input | Active-low enable for command initiation; must be held low for full command duration including dummy cycles. |
| SCK | Serial Clock Input | Edge-triggered clock; supports modes 0 and 3; max 108 MHz in Quad Read mode. |
| IO0 (SI) | Serial Data I/O (Input/Output) | Primary data line for SIO; bidirectional in DIO/QIO; functions as SI in single-I/O mode. |
| IO1 (SO) | Serial Data I/O (Input/Output) | Secondary data line; SO in SIO; bidirectional in DIO/QIO; disabled in Quad mode when WP#/HOLD# are inactive. |
| IO2 (WP#) | Write Protect Input / I/O | Hardware-level sector protection enable; active-low; disabled in Quad I/O mode. |
| IO3 (HOLD#) | Hold Input / I/O | Suspends ongoing command mid-execution; resumes on next SCK edge; disabled in Quad I/O mode. |
| VCC | Power Supply | 2.6–3.6 V core/I/O supply; decoupling capacitor required within 10 mm of pin. |
| VSS | Ground | Signal and power ground reference; connected to exposed thermal pad for thermal dissipation. |
Key Features
| Feature | Design Value |
|---|---|
| Quad Read (QIO) Mode | 54 MB/s sustained throughput enables real-time XIP from flash without performance penalty vs RAM execution. |
| Program/Erase Suspend | Allows background erase or program to pause for higher-priority read access - critical for deterministic real-time response. |
| Three 256-byte OTP Registers | Stores immutable keys, calibration data, or device-specific credentials; protected by lock-down until power cycle. |
| Pointer-Based Block Protection | Enables dynamic, software-defined protection boundaries aligned to firmware partitioning - unique to S25FL132K/S25FL164K. |
| JEDEC SFDP Compliance | Self-describing parameter table allows host bootloader to auto-configure read latency, timing, and feature set without hard-coded values. |
Applications
| Industrial PLC Firmware Storage | Automotive Body Control Module (BCM) |
|---|---|
|
Use Scenario: Storing firmware and configuration tables in programmable logic controllers operating in factory environments with ambient temperatures up to +70°C. IC Role / Device Role / Timing Role: Non-volatile code storage with XIP capability and secure update partitioning via 4 kB sector erase. Use Value: Eliminates external RAM requirement for boot code execution and enables field-upgradable firmware with atomic sector-level rollback. |
Use Scenario: Holding boot loader, CAN stack, and diagnostic firmware in AEC-Q100 Grade 2 qualified body control modules. IC Role / Device Role / Timing Role: Automotive-grade SPI flash providing secure, temperature-resilient storage for safety-critical initialization routines. Use Value: Meets Grade 2 (–40°C to +105°C) requirements and supports OTP-protected cryptographic keys for secure boot verification. |
| Medical Infusion Pump UI Code | Smart Energy Meter Firmware |
|
Use Scenario: Hosting graphical user interface assets and regulatory-compliant application logic in Class II medical devices with strict data integrity mandates. IC Role / Device Role / Timing Role: High-reliability flash with 20-year data retention and 100K endurance for infrequent but mission-critical firmware updates. Use Value: Ensures traceable firmware versioning and prevents unauthorized modification via hardware/software dual protection (WP# + OTP registers). |
Use Scenario: Storing AMI firmware, tariff tables, and encryption keys in utility-grade smart meters deployed in outdoor enclosures. IC Role / Device Role / Timing Role: Industrial-plus temperature-rated flash with SFDP-driven auto-configuration for interoperable firmware deployment across meter models. Use Value: Enables remote firmware upgrades with verified sector erase and checksum validation using built-in status register flags. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar serial NOR flash applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S25FL064L0XNFB010 | 64 Mbit density, 133 MHz Quad Read, 1.8 V/3.0 V dual supply, enhanced SFDP v1.6, no HOLD#/WP# in QIO mode. | Designed for new designs requiring higher density and lower voltage flexibility; not pin-compatible with S25FL132K. | Select for future-proofing where board redesign is feasible and 64 Mbit capacity or 1.8 V operation is needed. |
| MX25L3233FZBI-10G | 32 Mbit, 104 MHz Quad Read, 2.7–3.6 V, standard SPI (no SFDP), 100K cycles, no OTP security registers. | Lacks pointer-based protection and SFDP; suitable for cost-sensitive, non-security-critical applications. | Choose only if security features and auto-configuration are unnecessary and legacy SPI compatibility suffices. |
Compared with S25FL132K0XNFB010, S25FL064L offers higher density and modern SFDP but requires layout change, while MX25L3233F provides basic function at lower cost but omits OTP, pointer protection, and industrial-plus qualification.
Availability
S25FL132K0XNFB010 is available at Aetrix Electronics and suitable for industrial PLCs, automotive body control modules, medical infusion pump UIs, and smart energy meters requiring stable component supply despite end-of-life status.
Supply support for S25FL132K0XNFB010 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
Cypress Semiconductor (now part of Infineon Technologies) designs high-performance, reliable non-volatile memory and microcontroller solutions for industrial, automotive, and IoT applications.
The S25FL1-K family was engineered to deliver SPI NOR flash with enhanced XIP performance, security, and temperature resilience for embedded systems transitioning from parallel NOR - prior to its retirement in favor of the S25FL-L series.
FAQ
Is S25FL132K0XNFB010 still recommended for new designs?
No. Cypress explicitly states this part is "Not Recommended for New Design" and recommends migrating to S25FL064L. It remains available for legacy production and repair, with full technical support and traceable sourcing through Aetrix Electronics' continuity program.
What package does S25FL132K0XNFB010 use?
S25FL132K0XNFB010 uses an 8-contact WSON package (5 mm × 6 mm, exposed thermal pad), designated WND008 in Cypress documentation. This RoHS-compliant, surface-mount package supports reflow soldering and provides thermal performance suitable for industrial-plus operation.
Does it support Execute-In-Place (XIP) reliably?
Yes. With Continuous Read Mode and Wrapped Read support, plus 108 MHz Quad Read delivering 54 MB/s, the device enables deterministic XIP for ARM Cortex-M and RISC-V MCUs. Latency is minimized via configurable dummy cycles per SFDP, eliminating need for prefetch buffers.
How is security implemented in this flash device?
Security includes three 256-byte OTP registers, top/bottom block protection with 4 kB granularity, lock-down protection until power cycle, and software/hardware dual write protection (WP# input + non-volatile status register bits). Pointer-based protection - unique to S25FL132K - enables runtime-defined secure regions.
S25FL132K0XNFB010 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- FL1-K
- Package/Case:
- 8-WDFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NOR
- Memory Size:
- 32Mbit
- Memory Organization:
- 4M x 8
- Memory Interface:
- SPI - Quad I/O
- Clock Frequency:
- 108 MHz
- Write Cycle Time - Word, Page:
- 3ms
- Access Time:
- -
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-WSON (5x6)
S25FL132K0XNFB010 FAQ
1.How can I place an order for S25FL132K0XNFB010 through Aetrix?
Please submit a Request for Quotation (RFQ) for S25FL132K0XNFB010 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 S25FL132K0XNFB010 reliable?
The price and inventory of S25FL132K0XNFB010 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S25FL132K0XNFB010 is usually 5 days.
3.What payment methods are accepted for S25FL132K0XNFB010?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S25FL132K0XNFB010 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S25FL132K0XNFB010?
S25FL132K0XNFB010 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S25FL132K0XNFB010 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 S25FL132K0XNFB010?
For technical support, including S25FL132K0XNFB010 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S25FL132K0XNFB010 requirements.
6.How does Aetrix verify that S25FL132K0XNFB010 is sourced from the original manufacturer or authorized distributors?
All S25FL132K0XNFB010 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 S25FL132K0XNFB010 meets industry standards.
7.What is the process for return or replacement of S25FL132K0XNFB010?
All S25FL132K0XNFB010 units undergo pre-shipment inspection (PSI). If there is an issue with S25FL132K0XNFB010, 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 S25FL132K0XNFB010 part is unused and in its original packaging.
Return procedure for S25FL132K0XNFB010:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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