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Name: S25FL256SAGNFI001
Brand: Cypress Semiconductor Corp
SKU: S25FL256SAGNFI001
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Cypress Semiconductor Corp S25FL256SAGNFI001

Part No.:: S25FL256SAGNFI001

Manufacturer:: Cypress Semiconductor Corp

Package:: 8-WDFN Exposed Pad

Datasheet:: S25FL256SAGNFI001.pdf

Description:: IC FLASH 256MBIT SPI/QUAD 8WSON

In Stock:: 3723

Quantity:: Add To Cart

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S25FL256SAGNFI001 Specifications

Package/Case:
8-WDFN Exposed Pad
Packaging:
Tube
Series:
FL-S
ProductStatus:
Active
MemoryType:
Non-Volatile
MemoryFormat:
FLASH
Technology:
FLASH - NOR
MemorySize:
256Mb (32M x 8)
MemoryInterface:
SPI - Quad I/O
ClockFrequency:
133 MHz
WriteCycleTime-WordPage:
-
AccessTime:
-
Voltage-Supply:
2.7V ~ 3.6V
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

S25FL256SAGNFI001 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including S25FL256SAGNFI001 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for S25FL256SAGNFI001 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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S25FL256SAGNFI001 information

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S25FL256SAGNFI001 Typical application Circuitry

S25FL256SAGNFI001

The S25FL256SAGNFI001 is a Serial Peripheral Interface (SPI) NOR Flash memory chip, offering a storage capacity of 256 Megabits (Mb). It is part of the FL-S family from Cypress Semiconductor (now part of Infineon Technologies), designed for high-speed data storage and retrieval.

Functionality & Application Scenarios

- Embedded Systems: Ideal for storing firmware, boot code, and application software.

- Automotive Electronics: Used for firmware storage in advanced driver-assistance systems (ADAS), infotainment systems, and navigation systems.

- Industrial Control Systems: For logging data and storing operational firmware in control units.

- Consumer Electronics: In portable devices like digital cameras and e-readers for firmware updates and settings.

- IoT Devices: For Over-The-Air (OTA) firmware updates and configuration storage.

Key Parameters & Features

- 256Mb Storage Capacity: Provides ample space for complex firmware and data storage needs.

- SPI Interface: Supports fast data transfer rates through Single, Dual, and Quad SPI modes.

- High-Speed Read: Enables quick access to data, improving the performance of applications.

- Sector Erase & Program Functions: Allows efficient data management and firmware updates.

- Robust Data Retention: guarantees that data is consistently kept for long periods of time.

Detailed Application Scenario: Firmware Storage in Embedded Systems

Circuit Connection Detail

Incorporating the S25FL256SAGNFI001 for firmware storage in an embedded system design requires careful consideration of the circuit configuration to ensure optimal performance and reliability.

1. SPI Communication Setup

Connect the S25FL256SAGNFI001's SPI interface to the microcontroller. This involves wiring the Serial Input (SI), Serial Output (SO), Serial Clock (SCK), and Chip Select (CS) pins to the corresponding SPI bus pins on the microcontroller. For enhanced data transfer speeds, the additional IO2 and IO3 pins are used in Quad SPI mode. Short, impedance-controlled traces are crucial for maintaining signal integrity, especially at high clock speeds.

2. Power Supply and Grounding

Ensure a stable power supply to the VCC pin and a solid ground connection to VSS. For the purpose of filtering out noise and voltage spikes, decoupling capacitors should be positioned close to the VCC pin. Data integrity and dependable memory function depend on stable power and strong grounding.

3. Write Protection Configuration

If required, use the Write Protect (WP) pin to enable hardware write protection. Connecting the WP pin to a GPIO pin on the microcontroller allows for programmable write protection, safeguarding against unintended write operations. A pull-up resistor may be used to ensure a default protected state.

4. HOLD Pin Utilization

The HOLD pin can pause communication without resetting the SPI command sequence. This feature is useful in systems with shared SPI buses. Connecting the HOLD pin to another GPIO allows the microcontroller to temporarily suspend Flash operations. A pull-up resistor ensures the Flash memory remains active unless explicitly paused.

Design Considerations

- Data Integrity: Implement error-checking and correction techniques to safeguard data integrity, especially in applications where data corruption can lead to critical failures.

- Environmental Conditions: Account for the operating temperature range and potential exposure to harsh conditions, ensuring the S25FL256SAGNFI001's specifications meet the application's requirements.

- Firmware Update Mechanism: Design a secure and reliable system for firmware updates, particularly considering rollback mechanisms in case of update failures.

- Power Management: Optimize the circuit for low power consumption, leveraging the Flash memory's deep power-down modes when applicable.

- PCB Layout: Carefully plan the PCB layout to minimize noise and signal degradation on the SPI bus, particularly when utilizing high-speed Quad SPI communication.

Integrating the S25FL256SAGNFI001 into an embedded system for firmware storage not only demonstrates its capability to enhance the system's reliability and performance but also highlights the importance of meticulous circuit design and layout considerations to fully leverage the Flash memory's features.

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6. What is the process for return or replacement of S25FL256SAGNFI001?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of S25FL256SAGNFI001.

(3)The PartNo is unused and only in the original unpacked packaging.

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