Overview
The AT45DB041D-SU-2.5 is a 4-megabit serial Flash memory device produced by Adesto Technologies. This device is part of the DataFlash family and is designed for high-speed serial interface applications. It operates with a single supply voltage of 2.5V or 2.7V to 3.6V, making it suitable for a wide range of digital applications including voice, image, program code, and data storage.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Adesto Technologies |
| Memory Type | Serial NOR Flash |
| Memory Size | 4 Mbit (2,048 pages x 256/264 bytes) |
| Supply Voltage | 2.5V or 2.7V to 3.6V |
| Interface Type | RapidS Serial Interface, SPI compatible up to 66 MHz |
| Package | 8-lead SOIC |
| No. of Pins | 8 |
| Clock Frequency | Up to 66 MHz |
| Active Read Current | Typical 7 mA |
| Standby Current | Typical 25 µA |
| Deep Power-down Current | Typical 15 µA |
| Temperature Range | -40°C to +85°C |
| RoHS Compliance | Yes |
| Data Retention | 20 years |
| Program/Erase Cycles | 100,000 cycles per page minimum |
Key Features
- RapidS Serial Interface: SPI compatible up to 66 MHz, supporting high-speed operations.
- Flexible Page Size: User-configurable page size of 256 bytes or 264 bytes.
- SRAM Data Buffers: Two SRAM buffers of 256/264 bytes each, allowing data reception while reprogramming the main memory.
- Continuous Read Capability: Ideal for code shadowing applications.
- Low Power Consumption: Low active read, standby, and deep power-down currents.
- Security Features: Hardware and software data protection, sector lockdown, 128-byte security register, and 64-byte user programmable space.
- JEDEC Standard Manufacturer and Device ID Read: Supports standard JEDEC ID read operations.
Applications
The AT45DB041D-SU-2.5 is ideally suited for various digital applications, including:
- Digital voice storage
- Image storage
- Program code storage
- Data storage in industrial and consumer electronics
- Code shadowing applications
Q & A
- What is the memory size of the AT45DB041D-SU-2.5?
The memory size is 4 Mbit, organized as 2,048 pages of 256 bytes or 264 bytes each.
- What is the operating voltage range of the AT45DB041D-SU-2.5?
The operating voltage range is 2.5V or 2.7V to 3.6V.
- What type of interface does the AT45DB041D-SU-2.5 use?
The device uses a RapidS serial interface, which is SPI compatible up to 66 MHz.
- What is the package type of the AT45DB041D-SU-2.5?
The package type is an 8-lead SOIC.
- What are the typical active read, standby, and deep power-down currents?
The typical active read current is 7 mA, standby current is 25 µA, and deep power-down current is 15 µA.
- Does the AT45DB041D-SU-2.5 support data protection features?
Yes, it supports hardware and software data protection, including sector lockdown and a 128-byte security register.
- What is the data retention period of the AT45DB041D-SU-2.5?
The data retention period is 20 years.
- How many program/erase cycles does the AT45DB041D-SU-2.5 support per page?
The device supports a minimum of 100,000 program/erase cycles per page.
- Is the AT45DB041D-SU-2.5 RoHS compliant?
Yes, the device is RoHS compliant.
- What is the temperature range for the AT45DB041D-SU-2.5?
The temperature range is -40°C to +85°C.
