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AT25DF641
This product is an Electrically Erasable Programmable Read-Only Memory chip that serves as a Serial Flash memory solution
AT25DF641
This product is an Electrically Erasable Programmable Read-Only Memory chip that serves as a Serial Flash memory solution
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All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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AT25DF641 DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The AT25DF641 is a serial interface Flash memory device designed for use in a wide variety of high-volume consumer based applications in which program code is shad owed from Flash memory into embedded or external RAM for execution. The flexible erase architecture of the AT25DF641, with its erase granularity as small as 4-Kbytes, makes it ideal for data storage as well, eliminating the need for additional data storage EEPROM devices.Features• Single 2.7V - 3.6V Supply• Serial Peripheral Interface (SPI) Compatible – Supports SPI Modes 0 and 3 – Supports RapidS® Operation – Supports Dual-Input Program and Dual-Output Read• Very High Operating Frequencies – 100 MHz for RapidS – 85 MHz for SPI – Clock-to-Output (tV) of 5 ns Maximum• Flexible, Optimized Erase Architecture for Code + Data Storage Applications – Uniform 4-Kbyte Block Erase – Uniform 32-Kbyte Block Erase – Uniform 64-Kbyte Block Erase – Full Chip Erase• Individual Sector Protection with Global Protect/Unprotect Feature – 128 Sectors of 64-Kbytes Each• Hardware Controlled Locking of Protected Sectors via WP Pin• Sector Lockdown – Make Any Combination of 64-Kbyte Sectors Permanently Read-Only• 128-Byte Programmable OTP Security Register• Flexible Programming – Byte/Page Program (1 to 256 Bytes)• Fast Program and Erase Times – 1.0 ms Typical Page Program (256 Bytes) Time – 50 ms Typical 4-Kbyte Block Erase Time – 250 ms Typical 32-Kbyte Block Erase Time – 400 ms Typical 64-Kbyte Block Erase Time• Program and Erase Suspend/Resume• Automatic Checking and Reporting of Erase/Program Failures• Software Controlled Reset• JEDEC Standard Manufacturer and Device ID Read Methodology• Low Power Dissipation – 5 mA Active Read Current (Typical at 20 MHz) – 5 µA Deep Power-Down Current (Typical)• Endurance: 100,000 Program/Erase Cycles• Data Retention: 20 Years• Complies with Full Industrial Temperature Range• Industry Standard Green (Pb/Halide-free/RoHS Compliant) Package Options – 16-Lead SOIC (300-mil wide) – 8-Contact Very Thin DFN (6 x 8 mm)
Key Features
- Single 2.7V - 3.6V Supply
- Serial Peripheral Interface (SPI) Compatible
- – Supports SPI Modes 0 and 3
- – Supports RapidS® Operation
- – Supports Dual-Input Program and Dual-Output Read
- Very High Operating Frequencies
- – 100 MHz for RapidS
- – 85 MHz for SPI
- – Clock-to-Output (tV) of 5 ns Maximum
- Flexible, Optimized Erase Architecture for Code + Data Storage Applications
- – Uniform 4-Kbyte Block Erase
- – Uniform 32-Kbyte Block Erase
- – Uniform 64-Kbyte Block Erase
- – Full Chip Erase
- Individual Sector Protection with Global Protect/Unprotect Feature
- – 128 Sectors of 64-Kbytes Each
- Hardware Controlled Locking of Protected Sectors via WP Pin
- Sector Lockdown
- – Make Any Combination of 64-Kbyte Sectors Permanently Read-Only
- 128-Byte Programmable OTP Security Register
- Flexible Programming
- – Byte/Page Program (1 to 256 Bytes)
- Fast Program and Erase Times
- – 1.0 ms Typical Page Program (256 Bytes) Time
- – 50 ms Typical 4-Kbyte Block Erase Time
- – 250 ms Typical 32-Kbyte Block Erase Time
- – 400 ms Typical 64-Kbyte Block Erase Time
- Program and Erase Suspend/Resume
- Automatic Checking and Reporting of Erase/Program Failures
- Software Controlled Reset
- JEDEC Standard Manufacturer and Device ID Read Methodology
- Low Power Dissipation
- – 5 mA Active Read Current (Typical at 20 MHz)
- – 5 µA Deep Power-Down Current (Typical)
- Endurance: 100,000 Program/Erase Cycles
- Data Retention: 20 Years
- Complies with Full Industrial Temperature Range
- Industry Standard Green (Pb/Halide-free/RoHS Compliant) Package Options
- – 16-Lead SOIC (300-mil wide)
- – 8-Contact Very Thin DFN (6 x 8 mm)
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Category | Integrated Circuits (ICs)MemoryMemory | Mfr | Renesas Design Germany GmbH |
| Series | - | Package | Tube |
| Product Status | Obsolete | Programmable | Verified |
| Memory Type ! | Non-Volatile | Memory Format | FLASH |
| Technology | FLASH | Memory Size ! | 64Mbit |
| Memory Organization | 256 Bytes x 32K pages | Memory Interface ! | SPI |
| Clock Frequency | 100 MHz | Write Cycle Time - Word, Page | 7µs, 3ms |
| Voltage - Supply | 2.7V ~ 3.6V | Operating Temperature ! | -40°C ~ 85°C (TC) |
| Mounting Type | Surface Mount | Package / Case | 16-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 16-SOIC | Base Product Number | AT25DF641 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is AT25DF641?
The AT25DF641 is a high-performance 64Mb serial flash memory device designed by Adesto Technologies (now part of Dialog Semiconductor). It is ideal for applications requiring non-volatile storage of data and program code, such as embedded systems, consumer electronics, and industrial equipment.
How Does AT25DF641 Work?
The AT25DF641 works by storing digital data in its non-volatile memory cells, allowing the data to be retained even when power is removed. It interfaces with microcontrollers and other digital systems via a serial interface, providing a convenient method for data storage and retrieval.
How Many Pins does AT25DF641 have and What are the Functions of the Pinout Configuration?
The AT25DF641 is housed in an 8-lead SOIC or 8-pad WSON package. The pinout configuration includes:
- CS: Chip select for device activation.
- DI: Serial data input.
- DO: Serial data output.
- SCK: Serial clock for synchronization.
- SI/IO0, 3DI/IO1, 2DI/IO2, WP#: Additional input/output and control pins.
- VCC: Power supply pin.
- GND: Ground pin.
What are the Pros and Cons of AT25DF641?
Pros:
- High Capacity: Offers 64Mb of non-volatile memory for storage-intensive applications.
- Serial Interface: Features a simple serial interface for easy integration with microcontrollers and digital systems.
- Low Power Consumption: Operates with low power, suitable for battery-powered devices.
- Wide Voltage Range: Supports a wide voltage range for flexible power supply options.
- Industrial Temperature Range: Suitable for industrial and automotive applications with extended temperature requirements.
Cons:
- Small Package: The small package size may require careful handling during assembly and rework.
- Processing Overhead: Serial communication may introduce additional processing overhead in certain systems.
- Write/Erase Cycles: Limited write/erase cycles compared to other non-volatile memory technologies.
Are There Any Equivalents/Alternatives to AT25DF641 for Recommendation?
Alternatives to the AT25DF641 include the W25Q64FW from Winbond and the MX25L6406E from Macronix, which offer similar capacities and functionalities.
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