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

Infineon Technologies S29AL008J70BFA010

Name: S29AL008J70BFA010
Brand: Infineon Technologies
SKU: S29AL008J70BFA010
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: S29AL008J70BFA010

Manufacturer:: Infineon Technologies

Category:: Memory

Package:: 48-VFBGA

Datasheet:: S29AL008J70BFA010.pdf

Description:: IC FLASH 8MBIT PARALLEL 48FBGA

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Product details

Overview

S29AL008J70BFA010 from Infineon Technologies (formerly Cypress) is an 8-Mbit, 3.0 V-only boot sector Flash memory organized as 1 M × 8-bit or 512 K × 16-bit, featuring 55 ns access time, AEC-Q100 Grade 1 qualification (–40°C to +125°C), and 48-ball fine-pitch BGA (VBK048) packaging. It supports in-system programming via standard 3.0 V V_CC, includes hardware write protection (WP#), Ready/Busy# signaling, and Secured Silicon Sector with factory-programmable 128-word electronic serial number - deployed in automotive engine control units for firmware storage and update.

For engineers reviewing the S29AL008J70BFA010 datasheet, S29AL008J70BFA010 pinout, S29AL008J70BFA010 application, or S29AL008J70BFA010 equivalent, key selection criteria include boot-block configuration (top/bottom), sector protection granularity (16K/8K/32K/64K), CFI compliance for host auto-configuration, erase suspend/resume capability, and 1M-cycle endurance per sector under extended temperature operation.

Technical Context

The S29AL008J70BFA010 implements a JEDEC-standard single-power-supply Flash command set with embedded algorithms for program (hot electron injection) and erase (Fowler-Nordheim tunneling). Its state-machine-controlled architecture latches addresses/data internally and validates cell margin during both operations.

It features dual-mode data interface (x8/x16), selectable via BYTE# pin; hardware sector group protection with temporary unprotect; and three status detection methods: RY/BY# pin, DQ7 data polling, and DQ6/DQ2 toggle bits - enabling robust system-level timing control without software polling overhead.

Key Specifications

Parameter	Value and Actual Design Meaning
Memory Density	8 Mbit (1,048,576 × 8 or 524,288 × 16), enabling full MCU boot code + parameter storage in single device
Access Time (t_ACC)	55 ns max - supports zero-wait-state interfacing with 18 MHz microcontrollers
Supply Voltage	2.7–3.6 V - compatible with Li-ion battery systems and automotive 3.3 V rails without level shifting
Cycling Endurance	1,000,000 erase/program cycles per sector - suitable for frequent firmware field updates
Data Retention	20 years typical at 125°C - validated for under-hood automotive applications over product lifetime
Operating Temperature	–40°C to +125°C (AEC-Q100 Grade 1) - qualified for engine control, transmission, and ADAS modules
Package	48-ball VFBGA (8.15 mm × 6.15 mm × 1.00 mm, 0.8 mm pitch) - optimized for compact PCB layout and thermal dissipation

Pinout & Package

Package: 48-ball fine-pitch BGA (VBK048), RoHS-compliant, moisture sensitivity level 3 (MSL3).

Pin/Terminal	Circuit Role	Design Meaning
A0–A18	Address inputs	19-bit address bus supporting full 1M-byte or 512K-word addressing; A-1 multiplexed on DQ15 in byte mode
DQ0–DQ15	Data I/O (x16) / DQ0–DQ7 (x8)	Bidirectional data bus; BYTE# pin selects 8-bit or 16-bit data width - critical for legacy 8-bit MCU compatibility
CE#, OE#, WE#	Chip, output, and write enable controls	Independent enables eliminate bus contention; allow interleaved read/write operations across multiple memory devices
WP#, RESET#, RY/BY#	Hardware protection and status signals	WP# protects boot sector (16 KB) against accidental writes; RESET# forces device into read mode; RY/BY# provides cycle completion interrupt

Key Features

Feature	Design Value
Secured Silicon Sector	128-word (256-byte) factory- or customer-lockable region with unique 8-word electronic serial number - enables secure device identification and anti-cloning
Erase Suspend/Resume	Allows interruption of sector erase to read/program non-target sectors - enables true background erase in real-time OS environments
Unlock Bypass Program Mode	Reduces multi-byte programming time by 50% vs. standard command sequence - cuts firmware update latency in OTA applications
CFI (Common Flash Interface)	Standardized JEDEC query table at fixed address - permits automatic host driver reconfiguration across different Flash densities and vendors
Flexible Boot Sector Architecture	One 16 KB, two 8 KB, one 32 KB, and fifteen 64 KB sectors - supports modular firmware partitioning (bootloader, app, config, logs)

Applications

Automotive Engine Control Unit (ECU)

Industrial PLC Firmware Storage

Use Scenario: Storing and updating calibrated engine maps, diagnostic routines, and bootloader code in diesel/gasoline ECUs operating under hood temperatures up to 125°C.

IC Role / Device Role / Timing Role: Primary non-volatile firmware storage with hardware write protection on boot sector to prevent corruption during power transients.

Use Value: AEC-Q100 Grade 1 qualification and 1M-cycle endurance ensure reliable field updates over 15+ year vehicle lifetimes without replacement.

Use Scenario: Holding ladder logic firmware, I/O configuration tables, and safety-critical runtime parameters in DIN-rail mounted programmable logic controllers.

IC Role / Device Role / Timing Role: System-level boot memory with CFI support enabling automatic firmware loader adaptation across PLC generations.

Use Value: Erase suspend/resume allows live diagnostics and partial reprogramming without halting machine operation - reducing downtime in continuous manufacturing.

Medical Imaging Device Boot Memory

Avionics Data Logger

Use Scenario: Hosting certified boot firmware and calibration data for MRI/X-ray subsystems requiring traceable, tamper-resistant storage compliant with IEC 62304.

IC Role / Device Role / Timing Role: Secure boot memory with Secured Silicon Sector storing cryptographic keys and device-specific identifiers.

Use Value: Factory-programmed electronic serial number enables audit-ready device lineage tracking and prevents unauthorized firmware substitution.

Use Scenario: Recording flight-critical sensor telemetry and fault logs in airborne data acquisition units exposed to wide thermal cycling and vibration.

IC Role / Device Role / Timing Role: High-reliability non-volatile storage with automatic sleep mode (0.2 µA) minimizing power draw between logging intervals.

Use Value: 20-year data retention at 125°C ensures log integrity across aircraft service life without periodic refresh or backup.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
S29AL008J70TFI020	Same die, 48-pin TSOP package (18.4 mm × 12.0 mm); 70 ns access time; no BGA thermal/mechanical advantages	Preferred for through-hole prototyping or legacy board redesigns where BGA rework is impractical	Select when manual assembly, thermal testing, or socket-based validation is required
MX29LV008CTTI-70G	8 Mbit, 3 V, 70 ns; lacks Secured Silicon Sector and CFI; uses different command set (non-JEDEC compatible)	Used in cost-sensitive consumer electronics where secure ID and host auto-configuration are unnecessary	Select only if existing firmware already implements MXIC-specific command sequences and security is not required

Compared with S29AL008J70TFI020, the BGA variant offers superior thermal performance and board space savings; versus MX29LV008CTTI-70G, it delivers guaranteed JEDEC compatibility, secure identity, and erase suspend - essential for safety-certified systems.

Availability

S29AL008J70BFA010 is available at Aetrix Electronics and suitable for automotive ECU design, industrial PLC firmware deployment, and medical imaging device certification requiring stable component supply, long-term lifecycle support, and AEC-Q100-compliant Flash memory.

Supply support for S29AL008J70BFA010 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 acquired Cypress Semiconductor in 2020 and now owns and supports the full S29AL Flash portfolio, delivering high-reliability non-volatile memory for automotive, industrial, and medical applications.

The S29AL series was designed specifically for mission-critical embedded systems requiring secure, long-life, high-temperature Flash memory with standardized command interfaces and hardware-based data protection.

FAQ

Is S29AL008J70BFA010 pin-compatible with earlier S29AL008D variants?

Yes - the S29AL008J70BFA010 maintains identical pinout and command set compatibility with the S29AL008D, including TSOP and BGA packages. It is manufactured on 110 nm process technology while retaining full functional and timing equivalence, enabling drop-in replacement in existing designs without layout or firmware changes.

What is the function of the BYTE# pin, and how does it affect data bus width?

The BYTE# pin selects between 8-bit (DQ0–DQ7 active) and 16-bit (DQ0–DQ15 active) data modes. When BYTE# = V_IL, the device operates in x8 mode; when BYTE# = V_IH, it operates in x16 mode. In x8 mode, DQ15 functions as A-1 (LSB address), enabling compatibility with 8-bit microcontrollers without external demultiplexing.

How does the Secured Silicon Sector differ from standard flash sectors?

The Secured Silicon Sector is a dedicated 128-word (256-byte) region that can be permanently locked at factory or by user. It contains an 8-word electronic serial number accessible only via specific unlock-and-read command sequences. Unlike standard sectors, it cannot be erased once locked, providing immutable device identification for traceability and security-critical applications.

Does S29AL008J70BFA010 support simultaneous read-while-erase operations?

No - it supports Erase Suspend/Erase Resume, which pauses an ongoing sector erase to allow reads or writes to *other* non-erasing sectors. True concurrent read-while-erase is not supported; the suspended erase must be explicitly resumed to complete. This enables foreground task execution but does not provide hardware-level parallelism.

S29AL008J70BFA010 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: AL-J

Package/Case:: 48-VFBGA

Packaging:: Tray

Product Status:: Active

Programmable:: Not Verified

Memory Type:: Non-Volatile

Memory Format:: FLASH

Technology:: FLASH - NOR

Memory Size:: 8Mbit

Memory Organization:: 1M x 8, 512K x 16

Memory Interface:: Parallel

Clock Frequency:: -

Write Cycle Time - Word, Page:: 70ns

Access Time:: 70 ns

Voltage - Supply:: 2.7V ~ 3.6V

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

Grade:: Automotive

Qualification:: AEC-Q100

Mounting Type:: Surface Mount

Supplier Device Package:: 48-FBGA (8.15x6.15)

S29AL008J70BFA010 FAQ

1.How can I place an order for S29AL008J70BFA010 through Aetrix?

Please submit a Request for Quotation (RFQ) for S29AL008J70BFA010 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 S29AL008J70BFA010 reliable?

The price and inventory of S29AL008J70BFA010 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S29AL008J70BFA010 is usually 5 days.

3.What payment methods are accepted for S29AL008J70BFA010?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S29AL008J70BFA010 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for S29AL008J70BFA010?

S29AL008J70BFA010 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your S29AL008J70BFA010 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 S29AL008J70BFA010?

For technical support, including S29AL008J70BFA010 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S29AL008J70BFA010 requirements.

6.How does Aetrix verify that S29AL008J70BFA010 is sourced from the original manufacturer or authorized distributors?

All S29AL008J70BFA010 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 S29AL008J70BFA010 meets industry standards.

7.What is the process for return or replacement of S29AL008J70BFA010?

All S29AL008J70BFA010 units undergo pre-shipment inspection (PSI). If there is an issue with S29AL008J70BFA010, 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 S29AL008J70BFA010 part is unused and in its original packaging.

Return procedure for S29AL008J70BFA010:

1.Submit a request within 90 days.

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

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