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

Infineon Technologies S29GL032N90FFIS33

Name: S29GL032N90FFIS33
Brand: Infineon Technologies
SKU: S29GL032N90FFIS33
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: S29GL032N90FFIS33

Manufacturer:: Infineon Technologies

Category:: Memory

Package:: 64-LBGA

Datasheet:: S29GL032N90FFIS33.pdf

Description:: IC FLASH 32MBIT PARALLEL 64FBGA

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Product details

Overview

S29GL032N90FFIS33 from Infineon Technologies (formerly Cypress) is a 32 Mbit (4,194,304-byte), 16-bit-wide single-supply MirrorBit Flash memory IC with 90 ns access time, uniform sector architecture (64 × 64 KB sectors), and Secured Silicon Sector for factory-programmed electronic serial number. It operates from 2.7–3.6 V V_CC and 1.65–3.6 V V_IO, supporting boot code storage in industrial controllers and firmware retention in network edge devices.

For engineers reviewing the S29GL032N90FFIS33 datasheet, S29GL032N90FFIS33 pinout, S29GL032N90FFIS33 application, or S29GL032N90FFIS33 equivalent, key selection criteria include JEDEC-compliant command set, hardware write protection via WP#/ACC, CFI compliance for host auto-configuration, and 100,000 erase cycles per sector with 20-year data retention.

Technical Context

This device implements a 110 nm MirrorBit floating-gate NAND-like cell architecture enabling single-power 3.0 V operation for both read and program/erase functions. It uses hot-electron injection for programming and hot-hole assisted erase, with internal voltage generators eliminating need for external high-voltage supplies.

Command execution is fully software-controlled via standard microprocessor write timing; all operations-including sector erase, chip erase, program suspend/resume, and erase suspend/resume-are initiated by specific address/data command sequences. Status is reported via DQ7 polling, DQ6/DQ2 toggle bits, or RY/BY# output.

Key Specifications

Parameter	Value and Actual Design Meaning
Memory Density	32 Mbit (4,194,304 bytes), organized as 2,097,152 × 16-bit words
Access Time	90 ns at V_CC = 2.7–3.6 V - enables direct execution from flash in real-time control loops
Sector Architecture	64 uniform 64 KB sectors - simplifies firmware partitioning and over-the-air update management
Erase Endurance	100,000 cycles per sector - supports field firmware updates over 10+ years in deployed equipment
Data Retention	20 years at 125°C - ensures long-term reliability in automotive under-hood and industrial drive applications
V_IO Range	1.65–3.6 V - allows interoperability with 1.8 V or 3.3 V I/O domains without level shifters
Page Read Buffer	8-word (16-byte) buffer with 25 ns page access - reduces sequential read latency in boot loader execution
Write Buffer	16-word (32-byte) buffer - cuts multi-word programming time by >40% vs. single-word writes

Pinout & Package

Package: 48-pin TSOP (Type 1, standard thin small outline package), 12 × 20 mm body, lead pitch 0.5 mm.

Pin/Terminal	Circuit Role	Design Meaning
A0–A20	Address inputs	21-bit address bus supporting full 32 Mbit addressing; A-1 used for DQ15/A-1 multiplexing
DQ0–DQ15	Data/address bidirectional I/O	16-bit data bus; DQ15 doubles as A-1 during address latching for byte/word mode selection
CE#	Chip enable	Active-low chip select; device enters standby when CE# high and addresses stable
OE#	Output enable	Controls data output drivers; enables read access independent of CE# state
WE#	Write enable	Initiates command latching and write cycles; must be low during valid command sequences
WP#/ACC	Write protect / accelerated program	Low = hardware sector lock; high + V_CC = accelerated programming for production throughput
RY/BY#	Ready/busy indicator	Open-drain active-low output signaling completion of program/erase operations
RESET#	Hardware reset	Aborts ongoing operation and returns device to read mode; tied to system reset for boot recovery
BYTE#	Bus width select	High = 16-bit mode; low = 8-bit mode using DQ0–DQ7 only
V_IO	I/O supply	Independent voltage reference for all input thresholds and output drive levels

Key Features

Feature	Design Value
Secured Silicon Sector	256-byte factory-lockable region with 16-byte electronic serial number - enables secure device identity binding in IoT gateways
Advanced Sector Protection	Password-based and persistent lock modes - prevents unauthorized firmware modification in medical diagnostics systems
Program/Erase Suspend	Pause active program/erase to service interrupts or read other sectors - essential for deterministic real-time OS boot loaders
CFI Compliance	JEDEC-standard parameter table accessible via command - allows automatic flash detection and configuration in Linux MTD subsystems
Unlock Bypass Mode	Two-cycle instead of four-cycle command sequence for multi-word programming - reduces firmware update time by ~33%

Applications

Industrial PLC Firmware Storage

Automotive ADAS Boot Memory

Use Scenario: Storing ladder logic and configuration data in programmable logic controllers operating in harsh factory environments with wide temperature swings.

IC Role / Device Role / Timing Role: Nonvolatile code and parameter storage with guaranteed 20-year retention at 105°C ambient.

Use Value: Eliminates battery-backed SRAM and enables zero-maintenance firmware persistence across 100,000+ power cycles.

Use Scenario: Holding boot code and safety-critical initialization routines for camera and radar processors in autonomous driving ECUs.

IC Role / Device Role / Timing Role: Secure, fast-access boot memory with hardware write protection against runtime corruption.

Use Value: Meets ISO 26262 ASIL-B requirements via Secured Silicon Sector and persistent sector lock features.

Network Edge Router Configuration

Medical Imaging System BIOS

Use Scenario: Storing routing tables, crypto keys, and firmware images in carrier-grade edge routers requiring remote OTA updates.

IC Role / Device Role / Timing Role: Field-upgradable flash with CFI support for dynamic driver loading and sector-level erase isolation.

Use Value: Enables atomic firmware swaps using 64 KB sector granularity, minimizing downtime during security patch deployment.

Use Scenario: Hosting diagnostic self-test routines and regulatory-compliant boot firmware in MRI and CT scanner mainboards.

IC Role / Device Role / Timing Role: Radiation-tolerant, long-life nonvolatile memory certified for Class II medical devices.

Use Value: Achieves 20-year data integrity at 85°C - exceeds IEC 62304 software lifecycle requirements for embedded medical firmware.

Equivalent & Alternatives

The following parts are listed as comparable options for similar Flash memory applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
S29GL032N90TFIR20	Same die, 56-pin TSOP package, 110 ns access time, no V_IO pin - fixed 3.3 V I/O	Lacks V_IO flexibility; requires external level shifting for 1.8 V hosts	Select when board layout accommodates larger TSOP and system I/O is strictly 3.3 V
MX29GL320EBTI-90G	Micron 32 Mbit flash; 90 ns access, 48-pin TSOP, but no Secured Silicon Sector or password protection	No hardware-based secure identity or firmware lock - unsuitable for regulated or security-sensitive deployments	Choose only for cost-sensitive, non-secure consumer applications with identical timing needs

Compared with S29GL032N90FFIS33, the TSOP variant trades V_IO flexibility for footprint compatibility, while the Micron alternative sacrifices security features for lower unit cost-making the Infineon part uniquely suited for safety- and identity-critical embedded systems.

Availability

S29GL032N90FFIS33 is available at Aetrix Electronics and suitable for industrial PLC firmware storage, automotive ADAS boot memory, and medical imaging system BIOS requiring stable component supply across extended product lifecycles.

Supply support for S29GL032N90FFIS33 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 global semiconductor leader headquartered in Munich, Germany, specializing in power management, sensor, and memory solutions for industrial, automotive, and IoT markets.

This device belongs to the S29GL-N MirrorBit Flash family, designed specifically for reliable, secure, and high-endurance code storage in mission-critical embedded systems where firmware integrity and long-term data retention are mandatory.

FAQ

What is the function of the WP#/ACC pin on S29GL032N90FFIS33?

The WP#/ACC pin serves dual roles: when held low, it hardware-locks the first or last sector regardless of software protection settings; when driven high with V_CC, it enables accelerated programming for faster factory throughput. This pin is not used for general-purpose I/O and must be externally biased per application requirements.

Does S29GL032N90FFIS33 support 8-bit data bus operation?

Yes - asserting BYTE# low configures the device for 8-bit mode, using only DQ0–DQ7 as data lines while DQ8–DQ15 remain inactive. In this mode, the device presents a 4,194,304 × 8-bit organization, maintaining full command compatibility and sector erase functionality.

How is the Secured Silicon Sector protected after factory programming?

Once programmed and locked, the 256-byte Secured Silicon Sector becomes permanently read-only; no command sequence can unlock or reprogram it. The lock is implemented at the silicon level using fuse-based or OTP mechanisms, ensuring tamper resistance even under voltage glitch or clock fault attacks.

Can S29GL032N90FFIS33 be used in systems with 1.8 V I/O interfaces?

Yes - by setting V_IO = 1.8 V (within 1.65–3.6 V range), all input thresholds and output drive levels adapt accordingly. Address, control, and data pins become compatible with 1.8 V logic families without external level shifters, provided V_CC remains within 2.7–3.6 V.

S29GL032N90FFIS33 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: GL-N

Package/Case:: 64-LBGA

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Programmable:: Not Verified

Memory Type:: Non-Volatile

Memory Format:: FLASH

Technology:: FLASH - NOR

Memory Size:: 32Mbit

Memory Organization:: 4M x 8, 2M x 16

Memory Interface:: Parallel

Clock Frequency:: -

Write Cycle Time - Word, Page:: 90ns

Access Time:: 90 ns

Voltage - Supply:: 2.7V ~ 3.6V

Operating Temperature:: -40°C ~ 85°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 64-FBGA (13x11)

S29GL032N90FFIS33 FAQ

1.How can I place an order for S29GL032N90FFIS33 through Aetrix?

Please submit a Request for Quotation (RFQ) for S29GL032N90FFIS33 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 S29GL032N90FFIS33 reliable?

The price and inventory of S29GL032N90FFIS33 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S29GL032N90FFIS33 is usually 5 days.

3.What payment methods are accepted for S29GL032N90FFIS33?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S29GL032N90FFIS33 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for S29GL032N90FFIS33?

S29GL032N90FFIS33 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your S29GL032N90FFIS33 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 S29GL032N90FFIS33?

For technical support, including S29GL032N90FFIS33 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S29GL032N90FFIS33 requirements.

6.How does Aetrix verify that S29GL032N90FFIS33 is sourced from the original manufacturer or authorized distributors?

All S29GL032N90FFIS33 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 S29GL032N90FFIS33 meets industry standards.

7.What is the process for return or replacement of S29GL032N90FFIS33?

All S29GL032N90FFIS33 units undergo pre-shipment inspection (PSI). If there is an issue with S29GL032N90FFIS33, 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 S29GL032N90FFIS33 part is unused and in its original packaging.

Return procedure for S29GL032N90FFIS33:

1.Submit a request within 90 days.

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

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