Infineon Technologies S29GL512S12TFIV10
- Part No.:
- S29GL512S12TFIV10
- Manufacturer:
- Infineon Technologies
- Category:
- Memory
- Package:
- 56-TFSOP (0.724", 18.40mm Width)
- Datasheet:
-
S29GL512S12TFIV10.pdf
- Description:
- IC FLASH 512MBIT PARALLEL 56TSOP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
S29GL512S12TFIV10 from Infineon is a 512 Mb (64 MB) parallel NOR flash memory IC with 16-bit data bus, fabricated on 65 nm MIRRORBIT™ Eclipse process. It operates from a single 2.7–3.6 V supply, delivers 100 ns random access time and 15 ns page access time, and integrates hardware ECC for single-bit error correction-used in boot code storage and firmware image retention for industrial microcontroller systems.
For engineers reviewing the S29GL512S12TFIV10 datasheet, S29GL512S12TFIV10 pinout, S29GL512S12TFIV10 application, or S29GL512S12TFIV10 equivalent, key selection criteria include its 128 kB uniform sector erase granularity, 512-byte write buffer, Versatile I/O (1.65–VCC), OTP array, and AEC-Q100 Grade 2 qualification for automotive control modules.
Technical Context
This device implements an asynchronous parallel interface with word-aligned addressing (A0–A24), supporting both standard read and 32-byte page-mode reads. Its embedded algorithm controller handles program/erase operations autonomously, with suspend/resume capability and status reporting via status register, data polling, or RY/BY# pin.
Hardware ECC operates transparently during read cycles, correcting single-bit errors without software intervention. Sector protection includes volatile (lock bits) and non-volatile (ASP) methods, and the 1024-byte OTP array supports secure configuration storage with two independently lockable regions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory density | 512 Mb (64 MB), enabling full firmware + bootloader storage in single chip |
| Random access time | 100 ns at full VIO = VCC, meeting real-time boot latency requirements |
| Page access time | 15 ns, accelerating sequential instruction fetch in XIP execution mode |
| Write buffer size | 512 bytes, reducing effective programming time by batching writes |
| Erase block size | Uniform 128 kB sectors, simplifying firmware update partitioning and wear leveling |
| Data retention | 20 years at 85°C, ensuring long-term reliability in unattended industrial deployments |
| Endurance | 100,000 program/erase cycles per sector, supporting frequent field updates |
| I/O voltage range | 1.65 V to VCC, enabling direct interfacing with 1.8 V or 3.3 V logic without level shifters |
Pinout & Package
Package: 56-pin TSOP (Type I, 400 mil width), JEDEC MO-141AC compliant, suitable for high-density PCB layouts with standard reflow profiles.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| A0–A24 | Address inputs | Word-aligned addressing (25-bit); A24 is MSB for 512 Mb density |
| DQ0–DQ15 | Data I/O | 16-bit bidirectional bus; supports 1.65–3.6 V I/O voltage range |
| CE# | Chip enable | Active-low device selection; controls power state and command latching |
| OE# | Output enable | Active-low read strobe; gates output drivers during read cycles |
| WE# | Write enable | Active-low control for write/program/erase command initiation |
| RY/BY# | Ready/Busy indicator | Open-drain output signaling active embedded operation status |
| WP# | Write protect | Hardware sector protection enable; low = protection active |
| VCC | Core supply | 2.7–3.6 V single supply for read/program/erase functions |
| VIO | I/O supply | Independent 1.65–VCC rail for flexible logic-level interfacing |
| RESET# | Hardware reset | Active-low asynchronous reset of internal state machine and command registers |
Key Features
| Feature | Design Value |
|---|---|
| Hardware ECC | Single-bit error correction performed automatically on every read, eliminating need for external error-handling firmware |
| 512-byte programming buffer | Enables burst programming of up to 512 bytes per command, cutting typical firmware update time by >4× vs. byte-wise writes |
| Versatile I/O (VIO) | Supports mixed-voltage system integration-e.g., 3.3 V core with 1.8 V processor interface-without external level translators |
| OTP array | 1024-byte one-time-programmable region with dual lockable sections, ideal for storing cryptographic keys or calibration data |
| CFI compliance | Standard Common Flash Interface table enables automatic driver detection and configuration in U-Boot, Linux MTD, and RTOS BSPs |
Applications
| Automotive Engine Control Unit (ECU) | Industrial PLC Firmware Storage |
|---|---|
Use Scenario: Storing calibrated engine maps and diagnostic firmware in AEC-Q100 Grade 2 qualified ECU modules operating at –40°C to +105°C. IC Role / Device Role / Timing Role: Non-volatile boot memory providing XIP-capable instruction fetch with ≤100 ns latency and 20-year data retention. Use Value: Eliminates need for external ECC logic and supports over-the-air (OTA) firmware updates via 128 kB sector erase granularity. | Use Scenario: Holding real-time OS kernel, safety-critical ladder logic, and configuration parameters in DIN-rail mounted programmable logic controllers. IC Role / Device Role / Timing Role: Primary firmware storage with hardware write protection (WP#) and sector lock via ASP to prevent accidental corruption during runtime. Use Value: Enables deterministic boot within 500 ms using page-mode reads and reduces BOM count by integrating OTP for factory calibration storage. |
| Medical Imaging System Boot ROM | Avionics Data Recorder |
Use Scenario: Hosting boot loader and FPGA configuration bitstream in Class II medical devices requiring traceable firmware integrity and long service life. IC Role / Device Role / Timing Role: Secure, high-reliability code storage with built-in ECC and 100,000-cycle endurance for periodic calibration updates. Use Value: Meets IEC 62304 software lifecycle requirements through hardware-assisted data integrity and OTP-based signature verification keys. | Use Scenario: Capturing and retaining flight-critical telemetry logs in DO-160 qualified airborne recorders exposed to wide temperature swings and vibration. IC Role / Device Role / Timing Role: High-retention non-volatile memory with 20-year data retention at 85°C and robust sector protection against power-loss corruption. Use Value: Guarantees log persistence across 10,000+ flight cycles without refresh, leveraging uniform 128 kB erase blocks for circular buffer management. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar parallel NOR flash applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S29GL512S11TFIV10 | 90 ns random access (vs. 100 ns); otherwise identical architecture, pinout, and feature set | Better suited for timing-critical boot paths where sub-100 ns latency is mandatory | Select when system timing budget requires tighter tACC margin; same footprint and firmware compatibility |
| MX29GL512FHT2I-90G | Macronix part with 90 ns tACC, no integrated hardware ECC, CFI-compliant but lacks OTP array | Lacks ECC and OTP-requires external error handling and key storage solutions | Choose only if cost sensitivity outweighs ECC/OTP benefits and software can manage error correction |
Compared with S29GL512S12TFIV10, the S29GL512S11TFIV10 offers faster access without trade-offs, while the MX29GL512FHT2I-90G reduces cost but shifts ECC and security responsibilities to system-level design.
Availability
S29GL512S12TFIV10 is available at Aetrix Electronics and suitable for automotive ECUs, industrial PLCs, medical imaging boot systems, and avionics data recorders requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for S29GL512S12TFIV10 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 is a German semiconductor leader specializing in power management, sensing, connectivity, and memory solutions for automotive, industrial, and IoT markets.
The GL-S family targets high-reliability embedded systems needing XIP-capable NOR flash with integrated ECC, OTP security, and AEC-Q100 qualification-designed specifically for mission-critical firmware storage.
FAQ
Does S29GL512S12TFIV10 support execute-in-place (XIP) operation?
Yes. The device supports true XIP operation with ≤100 ns random access and 15 ns page-mode reads, allowing microcontrollers to fetch instructions directly from flash without copying to RAM. Its architecture includes dedicated address/data latches and fast state control logic optimized for zero-wait-state execution in boot ROM applications.
What is the function of the VIO pin, and how does it differ from VCC?
VIO supplies power to input/output buffers independently from VCC, enabling operation across 1.65 V to VCC. This allows direct interfacing with lower-voltage processors (e.g., 1.8 V I/O) while maintaining a 3.3 V core supply. VCC powers the core logic and charge pumps for program/erase; mismatched VIO/VCC values do not affect internal functionality but must stay within specified limits.
How is hardware ECC implemented, and what error scenarios does it cover?
Hardware ECC is implemented in dedicated logic that checks each 16-bit word during read operations using Hamming code. It detects and corrects all single-bit errors transparently and reports double-bit errors via the status register. ECC applies only to main array reads-not OTP or CFI regions-and requires no software initialization or overhead.
Can the OTP array be reprogrammed after initial programming?
No. The 1024-byte OTP array is permanently programmable once. Each of its two lockable regions can be individually secured via dedicated lock bits; after locking, no further writes-including erasure-are possible. This ensures cryptographic keys or calibration data remain immutable throughout the device's lifetime, meeting functional safety and regulatory traceability requirements.
S29GL512S12TFIV10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- GL-S
- Package/Case:
- 56-TFSOP (0.724", 18.40mm Width)
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH - NOR
- Memory Size:
- 512Mbit
- Memory Organization:
- 32M x 16
- Memory Interface:
- Parallel
- Clock Frequency:
- -
- Write Cycle Time - Word, Page:
- 60ns
- Access Time:
- 120 ns
- Voltage - Supply:
- 1.65V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 56-TSOP
S29GL512S12TFIV10 FAQ
1.How can I place an order for S29GL512S12TFIV10 through Aetrix?
Please submit a Request for Quotation (RFQ) for S29GL512S12TFIV10 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 S29GL512S12TFIV10 reliable?
The price and inventory of S29GL512S12TFIV10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S29GL512S12TFIV10 is usually 5 days.
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We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S29GL512S12TFIV10 transactions.
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4.How is shipping managed for S29GL512S12TFIV10?
S29GL512S12TFIV10 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S29GL512S12TFIV10 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 S29GL512S12TFIV10?
For technical support, including S29GL512S12TFIV10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S29GL512S12TFIV10 requirements.
6.How does Aetrix verify that S29GL512S12TFIV10 is sourced from the original manufacturer or authorized distributors?
All S29GL512S12TFIV10 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 S29GL512S12TFIV10 meets industry standards.
7.What is the process for return or replacement of S29GL512S12TFIV10?
All S29GL512S12TFIV10 units undergo pre-shipment inspection (PSI). If there is an issue with S29GL512S12TFIV10, 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 S29GL512S12TFIV10 part is unused and in its original packaging.
Return procedure for S29GL512S12TFIV10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
S29GL512S12TFIV10 Tags

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