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Infineon Technologies S25FL032P0XMFI011
- Part No.:
- S25FL032P0XMFI011
- Manufacturer:
- Infineon Technologies
- Category:
- Memory
- Package:
- 8-SOIC (0.209", 5.30mm Width)
- Datasheet:
-
S25FL032P0XMFI011.pdf
- Description:
- IC FLASH 32MBIT SPI/QUAD 8SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:1,677
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Product details
Overview
S25FL032P0XMFI011 from Cypress Semiconductor is a 32-Mbit, single-power-supply SPI Flash memory operating from 2.7 V to 3.6 V, featuring uniform 64-KB sectors, 4-KB/8-KB sub-sectors, 256-byte page programming, and Quad I/O read speeds up to 80 MHz (40 MB/s). It supports accelerated programming via W#/ACC pin and includes 16-byte factory- or customer-programmable OTP for secure identification. Used in embedded boot code storage and firmware update storage for industrial microcontrollers.
For engineers reviewing the S25FL032P0XMFI011 datasheet, S25FL032P0XMFI011 pinout, S25FL032P0XMFI011 application, or S25FL032P0XMFI011 equivalent, key selection criteria include sector/sub-sector erase granularity, Quad I/O throughput, OTP programmability, and industrial temperature support (–40°C to +85°C) in 8-pin SO package.
Technical Context
The S25FL032P implements a serial peripheral interface with five extended command sets: Dual Output Read (DOR), Quad Output Read (QOR), Dual I/O Read (DIOR), Quad I/O Read (QIOR), and Quad Page Program (QPP), all operating at up to 80 MHz clock rate. It uses Cypress's 0.09 µm MirrorBit® process and integrates CFI compliance for host auto-detection.
Memory architecture includes 64 uniform 64-KB sectors, with top/bottom parameter blocks subdivided into thirty-two 4-KB sub-sectors (or sixteen 4-KB + sixteen 8-KB via P4E/P8E commands). Protection is enforced via Status Register BP2–BP0 bits and W#/ACC pin coupling, enabling selective read-only locking of memory regions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 32 Mbit (4 MB), sufficient for boot code + firmware image in resource-constrained MCUs |
| Supply Voltage | 2.7 V to 3.6 V - enables direct interfacing with 3.3-V logic without level shifters |
| Read Speed | Quad I/O FAST_READ: 80 MHz clock / 40 MB/s effective - reduces firmware load latency vs. standard SPI |
| Erase Granularity | 64-KB sector, 4-KB sub-sector (P4E), and 8-KB sub-sector (P8E) - supports fine-grained OTA updates |
| Endurance & Retention | 100,000 program/erase cycles per sector; 20-year data retention - suitable for field-deployed devices |
| OTP Area | 16 bytes (128-bit) factory- or user-programmable, lockable - provides immutable device ID or security key storage |
| Power Modes | Standby: 80 µA typical; Deep Power-Down: 3 µA typical - extends battery life in low-duty-cycle systems |
Pinout & Package
Package: 8-pin SOIC (208-mil body width), RoHS-compliant, industrial temperature grade (–40°C to +85°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CS# | Chip Select | Active-low enable; required falling edge after power-up before command acceptance |
| SO/IO1 | Serial Output / I/O1 | Primary data output in standard mode; bidirectional in Dual/Quad I/O modes |
| W#/ACC/IO2 | Write Protect / Acceleration Control / I/O2 | Enables accelerated programming when driven high at 9 V; functions as I/O2 in Quad modes |
| GND | Ground | Reference return path for all signals and internal charge pumps |
| SI/IO0 | Serial Input / I/O0 | Command/address/data input in standard mode; bidirectional in Dual/Quad I/O modes |
| SCK | Serial Clock | Edge-triggered timing source: latches input on rising edge, outputs on falling edge |
| HOLD#/IO3 | Hold / I/O3 | Pauses ongoing transfer without chip deselect; acts as I/O3 in Quad I/O mode |
| VCC | Supply Voltage | Single 2.7–3.6 V rail powers all operations including internally generated programming voltages |
Key Features
| Feature | Design Value |
|---|---|
| Quad I/O High Performance Read (QIOR) | 40 MB/s effective bandwidth using SI, SO, W#/ACC, and HOLD# as data lines - doubles throughput over standard SPI |
| Sub-sector Erase (P4E/P8E) | Enables 4-KB or 8-KB erasure within parameter blocks - critical for partial firmware patching without full image reload |
| One-Time Programmable (OTP) Region | 16-byte user-lockable space for cryptographic keys or unique identifiers - prevents runtime tampering or cloning |
| Accelerated Programming Mode | 9-V signal on W#/ACC pin reduces page program time to ≤1.5 ms (typical) - cuts flash write latency by >50% vs. standard mode |
| CFI Compliance | Allows host system to auto-detect device geometry and command set - simplifies driver portability across flash families |
Applications
| Industrial PLC Firmware Storage | Medical Device Boot Code |
|---|---|
Use Scenario: Storing and executing boot firmware and configuration parameters in programmable logic controllers deployed in factory automation environments. IC Role / Device Role / Timing Role: Non-volatile boot memory mapped to MCU address space via SPI; provides deterministic startup sequence under wide temperature variation. Use Value: 64-KB sector erase and 4-KB sub-sector erase allow incremental firmware updates without disrupting control loop execution. | Use Scenario: Holding certified bootloader and safety-critical application code in Class II medical instruments requiring traceable firmware revisions. IC Role / Device Role / Timing Role: Secure, tamper-resistant storage for signed firmware images; OTP region stores device-specific cryptographic keys used during secure boot validation. Use Value: 100,000-cycle endurance and 20-year data retention meet IEC 62304 long-term reliability requirements for life-support equipment. |
| Smart Energy Meter Calibration Data | Automotive Body Control Module (BCM) |
Use Scenario: Retaining calibration coefficients and tariff tables in utility-grade electricity meters exposed to thermal cycling and long service life. IC Role / Device Role / Timing Role: Parameter storage with sub-sector protection - BP2–BP0 bits lock calibration sectors against accidental overwrite during field firmware upgrades. Use Value: Industrial temperature rating (–40°C to +85°C) and 3 µA deep power-down current ensure accuracy and battery backup longevity over 15+ years. | Use Scenario: Hosting vehicle configuration profiles and diagnostic event logs in BCMs where space and power are constrained. IC Role / Device Role / Timing Role: SPI-connected firmware storage supporting Quad I/O reads to accelerate ECU initialization during cold start. Use Value: 80 MHz Quad I/O read speed reduces boot time by ~35% compared to legacy 40 MHz SPI Flash, meeting ISO 16750-2 cold-cranking timing budgets. |
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 |
|---|---|---|---|
| S25FL064L | 64-Mbit density; same 2.7–3.6 V supply; supports 133 MHz Quad I/O; newer 45 nm process; no W#/ACC acceleration pin | Higher capacity for larger firmware images; lacks hardware-accelerated programming - longer page program time (~3 ms) | Select when future-proofing for larger code footprints and higher read bandwidth is prioritized over accelerated write latency |
| MX25L3233F | 32-Mbit; 2.7–3.6 V; 104 MHz max clock; no OTP area; standard 64-KB/4-KB erase; no accelerated programming | No secure OTP storage; lower endurance (10,000 cycles); lacks CFI compliance - requires fixed driver integration | Choose for cost-sensitive designs where secure identification and high endurance are not required |
Compared with S25FL032P0XMFI011, S25FL064L offers double capacity and faster reads but sacrifices accelerated programming and OTP security; MX25L3233F provides basic compatibility at lower cost but omits critical features for secure, long-life industrial use.
Availability
S25FL032P0XMFI011 is available at Aetrix Electronics and suitable for industrial PLC firmware storage, medical device boot code, smart energy meter calibration data, and automotive body control module applications requiring stable component supply and long-term lifecycle support.
Supply support for S25FL032P0XMFI011 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-reliability non-volatile memory and microcontroller solutions for industrial, automotive, and IoT applications.
The S25FL family delivers SPI NOR Flash optimized for embedded systems requiring fast read performance, flexible erase granularity, and secure provisioning - targeting boot code, firmware, and configuration storage in mission-critical environments.
FAQ
Is S25FL032P0XMFI011 still recommended for new designs?
No. Cypress explicitly states this part is "Not Recommended for New Design" and recommends migration to S25FL064L. However, it remains available for legacy design support, obsolescence mitigation, and replacement in existing production. Its industrial temperature rating and proven field reliability make it viable for maintenance and repair scenarios.
What is the function of the W#/ACC pin beyond write protection?
The W#/ACC pin serves dual roles: as Write Protect (low = block protection enabled) and as Acceleration Control (high at 9 V = enables faster page programming ≤1.5 ms). It also functions as IO2 in Quad I/O and Quad Page Program modes, expanding data bus width without additional pins.
Does S25FL032P0XMFI011 support execute-in-place (XIP) operation?
No. The device does not support true XIP. While it enables fast Quad I/O reads (40 MB/s), code must be copied to RAM for execution. Its architecture is optimized for sequential read bursts and reliable non-volatile storage-not direct instruction fetch from flash.
How is the OTP area secured against unauthorized access?
The 16-byte OTP region can be permanently locked using the OTP Lock command (30h). Once locked, the area becomes read-only and cannot be reprogrammed. Lock status is verified via Status Register bit OTPLK, and unlocking is impossible - ensuring cryptographic keys or device IDs remain immutable after commissioning.
S25FL032P0XMFI011 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- FL-P
- Package/Case:
- 8-SOIC (0.209", 5.30mm Width)
- Packaging:
- Tube
- Product Status:
- Obsolete
- Programmable:
- 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:
- 104 MHz
- Write Cycle Time - Word, Page:
- 5µs, 3ms
- Access Time:
- -
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
S25FL032P0XMFI011 FAQ
1.How can I place an order for S25FL032P0XMFI011 through Aetrix?
Please submit a Request for Quotation (RFQ) for S25FL032P0XMFI011 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 S25FL032P0XMFI011 reliable?
The price and inventory of S25FL032P0XMFI011 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S25FL032P0XMFI011 is usually 5 days.
3.What payment methods are accepted for S25FL032P0XMFI011?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S25FL032P0XMFI011 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S25FL032P0XMFI011?
S25FL032P0XMFI011 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S25FL032P0XMFI011 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 S25FL032P0XMFI011?
For technical support, including S25FL032P0XMFI011 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S25FL032P0XMFI011 requirements.
6.How does Aetrix verify that S25FL032P0XMFI011 is sourced from the original manufacturer or authorized distributors?
All S25FL032P0XMFI011 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 S25FL032P0XMFI011 meets industry standards.
7.What is the process for return or replacement of S25FL032P0XMFI011?
All S25FL032P0XMFI011 units undergo pre-shipment inspection (PSI). If there is an issue with S25FL032P0XMFI011, 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 S25FL032P0XMFI011 part is unused and in its original packaging.
Return procedure for S25FL032P0XMFI011:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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