Manufacturer Part Number
AT45DB021B-SU
Manufacturer
microchip-technology
Introduction
The AT45DB021B-SU is a 2Mbit serial-interface Flash memory device optimized for use in a wide variety of high-volume consumer-based applications in which program code is shadowed from Flash memory into RAM for execution.
Product Features and Performance
Non-Volatile FLASH memory
2Mbit memory size
Memory Organized as 264 Bytes x 1024 pages
Serial Peripheral Interface (SPI)
High clock frequency up to 20 MHz
Write Cycle Time for Word, Page: 14ms
Compatible with 2.7V to 3.6V supply voltages
Operating Temperature range from -40°C to 85°C
Surface Mount 8-SOIC package for compactness
Product Advantages
Provides reliable non-volatile memory storage
Suitable for applications requiring frequent code or data updates
High-speed data access and programming
Low voltage operation supports battery-operated applications
Wide temperature range ensures performance in extreme conditions
Key Technical Parameters
Memory Type: Non-Volatile, FLASH
Memory Size: 2Mbit
Memory Format: FLASH
Memory Organization: 264 Bytes x 1024 pages
Memory Interface: SPI
Clock Frequency: 20 MHz
Voltage Supply: 2.7V ~ 3.6V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Manufactured by microchip-technology, a renowned name in semiconductor industry
Rigorous quality control and testing for dependable memory storage
Compatibility
SPI interface ensures compatibility with a wide range of microcontrollers and processors
Application Areas
Consumer electronics
Mobile devices
Internet of Things devices
General embedded systems
Product Lifecycle
Status: Obsolete
Important for buyers to consider future availability for ongoing and new designs
Potential need to identify replacements or upgrades for new projects
Several Key Reasons to Choose This Product
Reliable storage solution from a reputable manufacturer
High-speed operation and data integrity for critical applications
Low power consumption suitable for portable devices
Easy integration with most microcontrollers due to SPI compatibility
Wide operating temperature range accommodates various environmental conditions