Infineon Technologies S25FL129P0XMFV010
- Part No.:
- S25FL129P0XMFV010
- Manufacturer:
- Infineon Technologies
- Category:
- Memory
- Package:
- 16-SOIC (0.295", 7.50mm Width)
- Datasheet:
-
S25FL129P0XMFV010.pdf
- Description:
- IC FLASH 128MBIT SPI/QUAD 16SOIC
- Quantity:
- Payment:

- Shipping:

Inventory:1,753
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Product details
Overview
S25FL129P0XMFV010 from Cypress Semiconductor is a 128-Mbit (16 MB), single-supply 3.0 V serial NOR Flash memory with uniform 64 KB sectors and dual/quad I/O support, designed for embedded boot code storage in industrial controllers and network edge devices requiring fast read access (up to 80 MHz quad I/O), 100,000 program/erase cycles, and 20-year data retention.
For engineers reviewing the S25FL129P0XMFV010 datasheet, S25FL129P0XMFV010 pinout, S25FL129P0XMFV010 application, or S25FL129P0XMFV010 equivalent, key selection criteria include SPI interface compatibility (Mode 0/3), OTP security area (16-byte factory-programmable + 490-byte user-programmable), deep power-down current (3 µA typical), and migration path to S25FL128S.
Technical Context
The S25FL129P0XMFV010 implements a SPI-compatible serial interface with five extended command sets enabling Dual Output Read (DOR), Quad Output Read (QOR), Dual I/O Read (DIOR), Quad I/O Read (QIOR), and Quad Page Program (QPP). It supports both uniform 64 KB sectors (with 4 KB sub-sectors) and uniform 256 KB sectors, maintaining backward compatibility with S25FL128P.
Internal architecture uses Cypress's 0.09 µm MirrorBit® process, delivering accelerated programming via W#/ACC pin (9 V), CFI compliance for host auto-configuration, and hardware-based memory protection using Status Register BP2–BP0 bits and W#/ACC pin assertion.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 128 Mbit (16 MB) - sufficient for full firmware images in resource-constrained microcontrollers. |
| Supply Voltage | 2.7 V to 3.6 V - single-rail operation compatible with 3.3 V system rails without level-shifting. |
| Read Speed | Up to 80 MHz quad I/O (40 MB/s effective) - enables sub-100 µs boot code fetch from flash to RAM. |
| Program/Erase Endurance | 100,000 cycles per sector - supports field firmware updates over 10+ years in industrial gateways. |
| Data Retention | 20 years typical - meets long-life requirements for infrastructure equipment with no maintenance access. |
| OTP Area | 16 bytes factory-programmable + 490 bytes user-programmable - enables secure device ID binding and calibration data storage. |
| Power Modes | Standby: 80 µA; Deep Power-Down: 3 µA - critical for battery-backed or energy-harvesting applications. |
Pinout & Package
Package: 8-contact WSON (6 × 8 mm), RoHS-compliant, with exposed thermal pad (not electrically connected; may be tied to GND if PCB ensures 0 mV potential difference).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CS# | Chip Select | Active-low enable for SPI transaction; required falling edge after power-up before command acceptance. |
| SCK | Serial Clock | Provides timing; commands/addresses latched on rising edge, SO output triggered on falling edge. |
| SI/IO0 | Serial Input / I/O0 | Primary input for commands/addresses/data; functions as bidirectional I/O0 in dual/quad modes. |
| SO/IO1 | Serial Output / I/O1 | Primary output for read data; functions as bidirectional I/O1 in dual/quad modes. |
| W#/ACC/IO2 | Write Protect / Acceleration / I/O2 | Hardware write protection when low; enables accelerated programming at 9 V; serves as I/O2 in quad mode. |
| HOLD#/IO3 | Hold / I/O3 | Pauses ongoing SPI transfer without deselecting chip; serves as I/O3 in quad mode. |
| VCC | Supply Voltage | 2.7–3.6 V single supply; powers internal charge pumps for erase/program operations. |
| GND | Ground | Reference for all I/O and internal logic; must be low-impedance connection to minimize noise coupling. |
Key Features
| Feature | Design Value |
|---|---|
| Dual/Quad I/O High-Performance Read | Enables 20 MB/s (dual) or 40 MB/s (quad) effective throughput-reducing boot latency by >60% vs standard SPI. |
| Uniform Sector Architecture | Supports both 64 KB sectors (with 4 KB sub-sectors) and 256 KB sectors-enabling flexible partitioning for bootloader, app, and config storage. |
| Accelerated Programming Mode | 9 V applied to W#/ACC pin reduces page program time to ≤1.5 ms (typical)-critical for over-the-air firmware update speed. |
| CFI Compliance | Allows host system to auto-detect device geometry and command set-eliminating hard-coded flash initialization sequences. |
| Hardware Memory Protection | Status register BP2–BP0 bits + W#/ACC pin enable sector-level lock/unlock without software overhead-preventing accidental corruption of boot code. |
Applications
| Industrial PLC Firmware Storage | Network Edge Router Boot Code |
|---|---|
|
Use Scenario: Storing boot firmware and real-time control logic in programmable logic controllers operating in harsh temperature environments (−40°C to +85°C). IC Role / Device Role / Timing Role: Primary non-volatile boot memory mapped to MCU address space via SPI XIP or copy-to-RAM sequence. Use Value: 20-year data retention and 100K endurance ensure firmware integrity across 15+ year product lifecycles without field replacement. |
Use Scenario: Holding bootloader and Linux kernel image in compact 1U network edge routers with strict power budgets. IC Role / Device Role / Timing Role: SPI-connected NOR Flash providing deterministic read latency for secure boot verification and fast kernel decompression. Use Value: Quad I/O 40 MB/s read rate cuts boot time by ≥35% versus legacy 40 MHz SPI, meeting <2.5 s cold-start SLA. |
| Medical Diagnostic Device Configuration | Smart Energy Meter Calibration Data |
|
Use Scenario: Storing FDA-compliant device configuration profiles and calibration constants in portable ultrasound systems. IC Role / Device Role / Timing Role: Secure, tamper-resistant storage location accessed only during initialization or service mode. Use Value: OTP area (16 B factory + 490 B user) enables cryptographically bound device identity and immutable calibration checksums. |
Use Scenario: Retaining metrology calibration coefficients and tariff tables in ANSI C12.22-compliant smart electricity meters deployed outdoors. IC Role / Device Role / Timing Role: Non-volatile parameter store updated infrequently but requiring guaranteed retention under thermal cycling and voltage brownouts. Use Value: 2.7–3.6 V operation and 3 µA deep power-down current extend battery life to >15 years in primary-cell-powered meters. |
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 |
|---|---|---|---|
| S25FL128SAGMFV001 | Successor device with identical 128 Mbit density, same WSON-8 package, but enhanced 133 MHz quad I/O speed and improved 200K endurance. | Designed for new designs requiring longer lifecycle support and higher performance; not drop-in due to command set extensions. | Select for new designs where Cypress guarantees long-term availability and requires faster read throughput. |
| MX25L12833FZC-10G | 128 Mbit SPI NOR from Macronix; 104 MHz max clock, 100K endurance, 20-year retention, but lacks OTP area and CFI support. | Lower-cost alternative where secure device ID and host auto-configuration are not required. | Choose when cost sensitivity outweighs need for factory-programmable OTP and standardized flash discovery. |
Compared with S25FL129P0XMFV010, the S25FL128S offers higher speed and endurance but requires firmware adaptation, while MX25L12833F provides cost savings at the expense of security and configurability features.
Availability
S25FL129P0XMFV010 is available at Aetrix Electronics and suitable for industrial PLC firmware storage, network edge router boot code, medical diagnostic device configuration, and smart energy meter calibration data requiring stable component supply and long-term obsolescence management.
Supply support for S25FL129P0XMFV010 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, founded in 1982, delivers high-performance embedded solutions including PSoC, microcontrollers, analog ICs, connectivity, and reliable flash memories for automotive, industrial, and consumer applications.
The S25FL129P belongs to Cypress's Spansion-branded serial NOR Flash product line, engineered specifically for deterministic boot code execution, secure firmware storage, and robust operation in extended temperature and high-reliability environments.
FAQ
Is S25FL129P0XMFV010 pin-compatible with S25FL128P?
Yes, S25FL129P0XMFV010 shares identical pinout and package dimensions with S25FL128P in all supported packages (SO-16, WSON-8, BGA-24), and maintains full command-set backward compatibility for basic read, program, and sector erase operations.
What is the function of the exposed pad on the WSON-8 package?
The exposed central pad on the WSON-8 package is thermally conductive but electrically isolated; it must not be connected to any signal or voltage rail. It may be soldered to a GND copper pour only if PCB layout ensures zero voltage difference between the pad and the GND pin.
Can the OTP area be reprogrammed after locking?
No-the 16-byte factory OTP region and 490-byte user OTP region become permanently read-only once locked via the OTP Lock command (B1h); unlocking is not supported, and lock status is verified by reading Status Register bit 7 (SRP0).
Does S25FL129P0XMFV010 support XIP (eXecute-In-Place)?
No-S25FL129P0XMFV010 does not support true XIP; it requires code to be copied from flash to RAM before execution. Its quad I/O read mode accelerates this copy process but does not enable direct instruction fetch from the SPI bus.
S25FL129P0XMFV010 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- FL-P
- Package/Case:
- 16-SOIC (0.295", 7.50mm Width)
- Packaging:
- Tray
- Product Status:
- Obsolete
- 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
- Clock Frequency:
- 104 MHz
- Write Cycle Time - Word, Page:
- 5µs, 3ms
- Access Time:
- -
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-SOIC
S25FL129P0XMFV010 FAQ
1.How can I place an order for S25FL129P0XMFV010 through Aetrix?
Please submit a Request for Quotation (RFQ) for S25FL129P0XMFV010 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 S25FL129P0XMFV010 reliable?
The price and inventory of S25FL129P0XMFV010 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S25FL129P0XMFV010 is usually 5 days.
3.What payment methods are accepted for S25FL129P0XMFV010?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S25FL129P0XMFV010 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S25FL129P0XMFV010?
S25FL129P0XMFV010 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S25FL129P0XMFV010 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 S25FL129P0XMFV010?
For technical support, including S25FL129P0XMFV010 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S25FL129P0XMFV010 requirements.
6.How does Aetrix verify that S25FL129P0XMFV010 is sourced from the original manufacturer or authorized distributors?
All S25FL129P0XMFV010 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 S25FL129P0XMFV010 meets industry standards.
7.What is the process for return or replacement of S25FL129P0XMFV010?
All S25FL129P0XMFV010 units undergo pre-shipment inspection (PSI). If there is an issue with S25FL129P0XMFV010, 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 S25FL129P0XMFV010 part is unused and in its original packaging.
Return procedure for S25FL129P0XMFV010:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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