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

Cypress Semiconductor Corp S29GL512T12DHN020

Name: S29GL512T12DHN020
Brand: Cypress Semiconductor Corp
SKU: S29GL512T12DHN020
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: S29GL512T12DHN020

Manufacturer:: Cypress Semiconductor Corp

Category:: Memory

Package:: 64-LBGA

Datasheet:: S29GL512T12DHN020.pdf

Description:: IC FLASH 512MBIT PARALLEL 64FBGA

Quantity:: RFQ Add To RFQ list

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Product details

Overview

S29GL512T12DHN020 from Infineon is a 512 Mb (64 MB) parallel NOR flash memory using 45-nm MIRRORBIT™ technology, operating at 2.7–3.6 V with 100 ns random access time and 15 ns page access time. It features a 512-byte write buffer, hardware ECC for single-bit correction, uniform 128-KB sector erase, and supports industrial temperature range (–40°C to +85°C). Used in boot code storage for industrial controllers requiring fast XIP execution and reliable non-volatile data retention.

For engineers reviewing the S29GL512T12DHN020 datasheet, S29GL512T12DHN020 pinout, S29GL512T12DHN020 application, or S29GL512T12DHN020 equivalent, key selection criteria include verified 100,000 program/erase cycles, OTP array with four lockable SSR regions, CFI-compliant interface, and support for suspend/resume during embedded operations - all critical for firmware update integrity and long-life embedded deployments.

Technical Context

This device implements an asynchronous parallel interface with ×8/×16 data bus configuration and byte/word boundary addressing. Its embedded algorithm controller (EAC) manages autonomous program and erase operations, including automatic ECC generation and status reporting via Status Register, Data Polling, or RY/BY# pin.

The versatile I/O feature enables independent VIO supply (1.65 V to VCC), allowing interoperability with mixed-voltage host systems. Sector protection includes both volatile (lock bits) and non-volatile (ASP) methods, while the 2048-byte OTP array provides secure storage for calibration data or security keys across four password-protected regions (SSR0–SSR3).

Key Specifications

Parameter	Value and Actual Design Meaning
Memory Density	512 Mb (64 MB) - sufficient for full boot image + firmware partition in resource-constrained industrial microcontrollers.
Access Time	100 ns random / 15 ns page - enables real-time XIP execution without CPU wait states in deterministic control loops.
Write Buffer	512 bytes - reduces effective programming time by up to 10× vs. single-word writes, accelerating field firmware updates.
ECC Support	Internal hardware single-bit error correction - eliminates need for external ECC logic in safety-critical boot memory paths.
Endurance	100,000 program/erase cycles - supports >10 years of daily firmware patching in deployed edge gateways.
Data Retention	20 years at +85°C - ensures firmware integrity over full product lifecycle without refresh mechanisms.
Operating Temp	–40°C to +85°C (Industrial grade) - qualified for uncontrolled ambient environments in factory automation equipment.

Pinout & Package

Package: 56-pin TSOP (Thin Small Outline Package), 14 mm × 20 mm, standard JEDEC MO-141AC footprint, lead-free and RoHS compliant.

Pin/Terminal	Circuit Role	Design Meaning
A0–A21	Address Inputs	22-bit address bus supporting full 512 Mb linear addressing with byte/word boundary alignment.
DQ0–DQ15	Data I/O	16-bit bidirectional data bus; configurable as ×8 or ×16 mode via BYTE# pin; supports mixed-voltage I/O via VIO.
CE#	Chip Enable	Active-low chip select; controls device power state and enables read/write access only when asserted.
OE#	Output Enable	Active-low control for data output drivers; used to gate read data onto shared bus without contention.
WE#	Write Enable	Active-low signal initiating internal program/erase command execution upon valid address/data setup.
RY/BY#	Ready/Busy Output	Open-drain status indicator; low during embedded operations (program/erase), high when ready for next command.
VCC	Core Supply	2.7–3.6 V main power for logic and memory array; single-supply simplifies PCB power design.
VIO	I/O Supply	1.65–VCC independent I/O voltage rail; decouples interface voltage from core, enabling 1.8 V host compatibility.
RESET#	Hardware Reset	Active-low asynchronous reset that halts ongoing operations and returns device to read mode.

Key Features

Feature	Design Value
45-nm MIRRORBIT™ Technology	Enables higher density and lower power per bit vs. older floating-gate NOR, reducing thermal load in compact enclosures.
Asynchronous Page Read	32-byte burst capability improves sequential instruction fetch throughput without clock synchronization overhead.
OTP Array with SSR Locking	2048-byte one-time-programmable space with four independently lockable regions secures calibration data and cryptographic keys.
CFI Parameter Table	Standardized JEDEC-compliant descriptor allows automatic detection and configuration by bootloader firmware across vendor platforms.
Suspend/Resume Commands	Allows interruption of long erase operations (e.g., 245 ms sector erase) to service high-priority reads, minimizing system latency.

Applications

Industrial PLC Firmware Storage

Automotive ADAS Boot Memory

Use Scenario: Storing boot loader and real-time control firmware in programmable logic controllers deployed in factory-floor environments with wide temperature swings and EMI exposure.

IC Role / Device Role / Timing Role: Primary non-volatile boot memory providing XIP-capable instruction fetch with deterministic <100 ns access for hard real-time task scheduling.

Use Value: 20-year data retention and 100,000-cycle endurance ensure firmware integrity across 15+ year product lifecycles without field replacement.

Use Scenario: Holding certified boot code and sensor calibration tables in automotive camera modules requiring AEC-Q100 compliance and functional safety (ISO 26262 ASIL-B readiness).

IC Role / Device Role / Timing Role: Secure boot memory with OTP-protected calibration data and hardware ECC to prevent silent corruption of vision processing parameters.

Use Value: SSR3 password-read protection and factory-locked SSR0 enable OEM-specific security partitioning without additional secure element ICs.

Medical Imaging System BIOS

Energy Meter Firmware Archive

Use Scenario: Hosting diagnostic BIOS and FPGA configuration bitstreams in portable ultrasound devices where radiation tolerance and long-term reliability are mandated.

IC Role / Device Role / Timing Role: High-reliability firmware archive with automatic ECC correction and sector-level erase granularity for safe field updates.

Use Value: 128-KB uniform sectors allow atomic firmware patches without erasing unrelated diagnostic modules, preserving regulatory certification.

Use Scenario: Storing tariff tables, communication stack binaries, and tamper logs in smart electricity meters operating continuously for 20+ years in outdoor utility cabinets.

IC Role / Device Role / Timing Role: Long-life data archive with 20-year retention at +85°C and low standby current (100 µA) to extend battery backup life.

Use Value: Versatile I/O (1.65–3.6 V VIO) interfaces directly with legacy 3.3 V meter SoCs while supporting future 1.8 V upgrade paths.

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
S29GL512S12DHI020	Same density and architecture but uses 64-ball LAE BGA (9 mm × 9 mm); lacks OTP array and SSR locking.	Targeted at space-constrained consumer electronics where firmware security is secondary to board area reduction.	Select when footprint size outweighs need for secure calibration storage or field-upgrade safety.
MX29GL512FPTI-90G	Macronix part with identical 512 Mb density, 90 ns access, but no hardware ECC and only 10K erase cycles.	Suitable for cost-sensitive applications with infrequent firmware updates and no safety certification requirements.	Choose only if ECC and endurance are not required, and CFI compatibility is sufficient for bootloader support.

Compared with S29GL512S12DHI020 and MX29GL512FPTI-90G, the S29GL512T12DHN020 uniquely delivers OTP-based security, hardware ECC, and industrial-grade endurance - making it the only option qualified for safety-critical, long-lifecycle, and field-upgradable embedded systems.

Availability

S29GL512T12DHN020 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 and long-term lifecycle assurance.

Supply support for S29GL512T12DHN020 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 certifications including ISO/TS 16949 and AEC-Q100.

The GL-T family was designed specifically for embedded systems demanding XIP performance, robust data integrity, and extended operational lifetime - targeting industrial control, automotive, and medical applications where firmware corruption is unacceptable.

FAQ

Is S29GL512T12DHN020 pin-compatible with earlier S29GL512P variants?

No. The S29GL512T12DHN020 uses a 56-pin TSOP package with specific pin assignments for VIO, RY/BY#, and RESET#, whereas S29GL512P variants use different TSOP footprints and lack VIO support. Direct replacement requires PCB layout revision and firmware validation due to timing and command set enhancements in the T-series.

Does this device support Quad SPI or other serial interfaces?

No. The S29GL512T12DHN020 is a parallel-interface NOR flash only, with ×8/×16 data bus and asynchronous control signals (CE#, OE#, WE#). It does not implement SPI, QSPI, or any serial protocol. For serial NOR alternatives, consider Infineon's Semper™ family, which is architecturally distinct.

What is the function of the SSR0–SSR3 regions in the OTP array?

SSR0–SSR3 are four 512-byte lockable regions within the 2048-byte OTP array. SSR0 is factory-locked and immutable; SSR3 supports password-based read protection. SSR1 and SSR2 are user-lockable via dedicated commands. These regions store calibration constants, security keys, or device-specific identifiers with hardware-enforced write-once semantics.

Can the device operate reliably at 1.8 V I/O voltage?

Yes. With VIO supplied at 1.8 V (within 1.65–VCC range) and VCC at 3.0 V, the device maintains full functionality including read, program, and erase operations. All timing specifications in the datasheet are validated down to 1.65 V VIO, ensuring interoperability with modern low-voltage microcontrollers and FPGAs.

S29GL512T12DHN020 Specifications

Product attributes: Attribute value

Manufacturer:: Cypress Semiconductor Corp

Series:: GL-T

Package/Case:: 64-LBGA

Packaging:: Tray

Product Status:: Active

Programmable:: Not Verified

Memory Type:: Non-Volatile

Memory Format:: FLASH

Technology:: FLASH - NOR

Memory Size:: 512Mbit

Memory Organization:: 64M x 8

Memory Interface:: Parallel

Clock Frequency:: -

Write Cycle Time - Word, Page:: 60ns

Access Time:: 120 ns

Voltage - Supply:: 2.7V ~ 3.6V

Operating Temperature:: -40°C ~ 125°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 64-FBGA (9x9)

S29GL512T12DHN020 FAQ

1.How can I place an order for S29GL512T12DHN020 through Aetrix?

Please submit a Request for Quotation (RFQ) for S29GL512T12DHN020 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 S29GL512T12DHN020 reliable?

The price and inventory of S29GL512T12DHN020 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S29GL512T12DHN020 is usually 5 days.

3.What payment methods are accepted for S29GL512T12DHN020?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S29GL512T12DHN020 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for S29GL512T12DHN020?

S29GL512T12DHN020 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your S29GL512T12DHN020 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 S29GL512T12DHN020?

For technical support, including S29GL512T12DHN020 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S29GL512T12DHN020 requirements.

6.How does Aetrix verify that S29GL512T12DHN020 is sourced from the original manufacturer or authorized distributors?

All S29GL512T12DHN020 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 S29GL512T12DHN020 meets industry standards.

7.What is the process for return or replacement of S29GL512T12DHN020?

All S29GL512T12DHN020 units undergo pre-shipment inspection (PSI). If there is an issue with S29GL512T12DHN020, 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 S29GL512T12DHN020 part is unused and in its original packaging.

Return procedure for S29GL512T12DHN020:

1.Submit a request within 90 days.

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

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