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Home > Products > Integrated Circuits (ICs) > Memory > Memory

Infineon Technologies S29GL512S12TFBV20

Name: S29GL512S12TFBV20
Brand: Infineon Technologies
SKU: S29GL512S12TFBV20
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: S29GL512S12TFBV20

Manufacturer:: Infineon Technologies

Category:: Memory

Package:: 56-TFSOP (0.724", 18.40mm Width)

Datasheet:: S29GL512S12TFBV20.pdf

Description:: IC FLASH 512MBIT PARALLEL 56TSOP

Quantity:: RFQ Add To RFQ list

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Inventory:2,301

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Product details

Overview

S29GL512S12TFBV20 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 in industrial control systems.

For engineers reviewing the S29GL512S12TFBV20 datasheet, S29GL512S12TFBV20 pinout, S29GL512S12TFBV20 application, or S29GL512S12TFBV20 equivalent, key selection criteria include its 128 kB uniform sector erase granularity, 512-byte programming buffer throughput (1.5 MBps), Versatile I/O support (1.65–VCC), and AEC-Q100 Grade 2 qualification for automotive embedded controllers.

Technical Context

This device implements asynchronous parallel interface timing with CE#, OE#, and WE# control signals, supporting both standard word programming and multi-word buffer programming up to 512 bytes per operation. Its embedded algorithm controller (EAC) manages autonomous program/erase sequences and status reporting via status register, data polling, or RY/BY# pin.

The architecture features a 32-byte aligned page read mode enabling 15 ns subsequent accesses within the same page, and includes dedicated secure silicon region (1024-byte OTP array with dual lockable sectors) plus Advanced Sector Protection (ASP) with volatile/non-volatile locking per 128 kB sector.

Key Specifications

Parameter	Value and Actual Design Meaning
Density	512 Mb (64 MB); supports full firmware images for mid-tier microcontrollers without external compression or paging logic.
Random Access Time	100 ns at VCC = VIO; enables direct XIP execution from flash in real-time industrial PLCs with sub-100 ns latency budgets.
Page Access Time	15 ns; allows burst reads of up to 32 bytes with minimal address setup overhead in high-throughput boot loaders.
Programming Buffer	512 bytes; reduces average programming time by >70% vs. single-word writes when updating configuration tables or firmware patches.
ECC Support	Internal hardware single-bit error correction; eliminates need for external ECC logic in safety-critical automotive ECUs.
Endurance & Retention	100,000 program/erase cycles / 20 years data retention; meets long-life requirements for factory automation firmware storage.
Operating Temp	–40°C to +105°C (AEC-Q100 Grade 2); qualified for under-hood automotive applications including engine control modules.

Pinout & Package

Package: 56-ball VBU Fortified BGA (9 mm × 7 mm, 0.8 mm pitch), RoHS-compliant, lead-free, moisture sensitivity level 3.

Pin/Terminal	Circuit Role	Design Meaning
A0–A23	Address Inputs	24-bit word-aligned address bus; A23 selects highest 128 kB sector (AMAX = A24 for 512 Mb device).
DQ0–DQ15	Data I/O	16-bit bidirectional data bus; supports 1.65–3.6 V Versatile I/O voltage range independent of VCC.
CE#	Chip Enable	Active-low chip select; controls device power state and enables low-current standby (100 µA) when deasserted.
OE#	Output Enable	Active-low read strobe; gates output drivers during asynchronous read cycles without affecting internal timing.
WE#	Write Enable	Active-low write strobe; initiates command latching and embedded program/erase algorithms when asserted with valid address/data.
RY/BY#	Ready/Busy Output	Open-drain status indicator; low during active program/erase, high when operation complete or device ready for next command.
RESET#	Hardware Reset	Active-low asynchronous reset; forces device into known state and aborts ongoing operations without requiring power cycle.
VCC	Core Supply	3.0 V nominal core voltage (2.7–3.6 V); powers all logic, memory array, and embedded algorithm controller.
VIO	I/O Supply	Independent I/O voltage (1.65–VCC); allows interfacing with 1.8 V or 3.3 V host processors without level shifters.

Key Features

Feature	Design Value
65 nm MIRRORBIT™ Eclipse Technology	Enables higher density and lower power consumption vs. legacy 90 nm NOR flash while maintaining pin compatibility across GL-S family densities.
Asynchronous 32-byte Page Read	Reduces effective read latency in sequential firmware fetch scenarios-critical for deterministic boot timing in safety-critical systems.
Automatic Hardware ECC	Corrects single-bit errors on-the-fly during read, eliminating software overhead and ensuring data integrity without host intervention.
1024-byte OTP Array with Dual Lock Regions	Secures immutable calibration data or cryptographic keys; each region independently lockable via non-volatile bit to prevent accidental overwrite.
Common Flash Interface (CFI)	Provides standardized parameter table readable via standard commands-enables automatic driver detection and configuration in Linux U-Boot and RTOS environments.

Applications

Automotive Engine Control Unit (ECU)

Industrial Programmable Logic Controller (PLC)

Use Scenario: Storing calibrated engine maps, diagnostic routines, and bootloader code in an AEC-Q100 Grade 2 ECU operating under hood temperatures up to +105°C.

IC Role / Device Role / Timing Role: Non-volatile boot memory providing XIP-capable instruction fetch with ≤100 ns latency and guaranteed 20-year data retention.

Use Value: Eliminates need for external SRAM shadowing or ECC co-processors due to integrated hardware ECC and robust sector protection.

Use Scenario: Holding firmware, configuration parameters, and safety logic in DIN-rail mounted PLCs deployed in factory environments with wide thermal cycling.

IC Role / Device Role / Timing Role: Primary firmware storage with 128 kB uniform sector erase enabling atomic firmware updates without runtime interruption.

Use Value: Supports field-upgradable firmware via 512-byte buffer programming (1.5 MBps), reducing update time by >65% vs. legacy parallel NOR devices.

Medical Imaging System Boot ROM

Avionics Data Recorder Firmware Storage

Use Scenario: Hosting boot firmware and FPGA configuration bitstreams in Class II medical imaging equipment requiring traceable component lifecycle and long-term reliability.

IC Role / Device Role / Timing Role: Secure, high-reliability boot memory with OTP-locked calibration constants and ASP-enabled sector write protection.

Use Value: Meets IEC 62304 software lifecycle requirements through 100,000 erase cycles and verifiable data retention over product lifetime.

Use Scenario: Storing flight-critical firmware and event logs in DO-178C-certified avionics recorders exposed to extended temperature ranges and vibration.

IC Role / Device Role / Timing Role: Radiation-tolerant (tested per AEC-Q100 stress profiles) firmware repository with suspend/resume capability during power transients.

Use Value: Enables safe firmware update mid-flight via suspend command-prevents corruption during brown-out conditions common in airborne power systems.

Equivalent & Alternatives

The following parts are listed as comparable options for similar parallel NOR flash memory applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
S29GL512S11TFBV20	Same density and package, but 110 ns random access time (vs. 100 ns) and rated only to +85°C industrial grade.	Lacks AEC-Q100 qualification and high-temp endurance; suitable for cost-sensitive industrial HMI but not automotive under-hood use.	Select when thermal margin is sufficient and automotive qualification is unnecessary.
MX29GL512FHI-90G	Micron 512 Mb parallel NOR with 90 ns access, no integrated ECC, and no OTP array; requires external error handling.	Lower system-level BOM cost but increases firmware validation burden; lacks secure silicon region for key storage.	Choose only if host processor handles ECC and security separately, and CFI compatibility is confirmed.

Compared with S29GL512S11TFBV20 and MX29GL512FHI-90G, the S29GL512S12TFBV20 uniquely combines AEC-Q100 Grade 2 qualification, hardware ECC, and OTP-based secure storage-making it the only option among the three qualified for safety-critical automotive boot memory without external support circuitry.

Availability

S29GL512S12TFBV20 is available at Aetrix Electronics and suitable for automotive engine control units, industrial programmable logic controllers, medical imaging boot systems, and avionics data recorders requiring stable component supply across extended product lifecycles.

Supply support for S29GL512S12TFBV20 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 manufacturer specializing in power management, automotive MCUs, and high-reliability memory solutions, with global manufacturing and quality certification to ISO/TS 16949 and IATF 16949.

The GL-S MIRRORBIT™ flash product line targets automotive and industrial embedded systems requiring deterministic boot performance, long-term data integrity, and AEC-Q100-compliant non-volatile storage without external ECC or security components.

FAQ

Does S29GL512S12TFBV20 support XIP (eXecute-In-Place) operation?

Yes. The device supports true XIP operation with ≤100 ns random access time and 15 ns page-mode read latency, enabling direct CPU instruction fetch from flash without shadowing to RAM. Its architecture includes dedicated address decoding and fast page buffering optimized for sequential code execution in real-time embedded systems.

What is the function of the VIO pin, and can it be tied to VCC?

VIO sets the I/O voltage level (1.65 V to VCC) independently of core supply VCC. It may be tied to VCC for 3.3 V operation, or to 1.8 V for low-voltage host interfaces. Doing so enables direct connection to mixed-voltage SoCs without external level shifters, preserving signal integrity and reducing board area.

How does the 512-byte programming buffer improve firmware update efficiency?

The buffer allows up to 512 bytes to be loaded before initiating a single embedded program operation, achieving 1.5 MBps effective throughput-over 3× faster than single-word programming. This reduces total update time and minimizes window of vulnerability during field firmware upgrades in safety-critical systems.

Is the OTP array truly one-time programmable, and how is lock protection enforced?

Yes. The 1024-byte OTP array has two independently lockable regions; once a lock bit is set (via specific unlock/lock command sequence), that region becomes permanently read-only. Lock status is retained across power cycles and verified by hardware-no software override is possible, meeting secure boot requirements for automotive and medical applications.

S29GL512S12TFBV20 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 ~ 105°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 56-TSOP

S29GL512S12TFBV20 FAQ

1.How can I place an order for S29GL512S12TFBV20 through Aetrix?

Please submit a Request for Quotation (RFQ) for S29GL512S12TFBV20 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 S29GL512S12TFBV20 reliable?

The price and inventory of S29GL512S12TFBV20 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S29GL512S12TFBV20 is usually 5 days.

3.What payment methods are accepted for S29GL512S12TFBV20?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S29GL512S12TFBV20 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for S29GL512S12TFBV20?

S29GL512S12TFBV20 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your S29GL512S12TFBV20 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 S29GL512S12TFBV20?

For technical support, including S29GL512S12TFBV20 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S29GL512S12TFBV20 requirements.

6.How does Aetrix verify that S29GL512S12TFBV20 is sourced from the original manufacturer or authorized distributors?

All S29GL512S12TFBV20 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 S29GL512S12TFBV20 meets industry standards.

7.What is the process for return or replacement of S29GL512S12TFBV20?

All S29GL512S12TFBV20 units undergo pre-shipment inspection (PSI). If there is an issue with S29GL512S12TFBV20, 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 S29GL512S12TFBV20 part is unused and in its original packaging.

Return procedure for S29GL512S12TFBV20:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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