Manufacturer Part Number
AT25DQ321-SH-B
Manufacturer
Adesto Technologies
Introduction
The AT25DQ321 is a 32Mbit serial flash memory device with SPI interface.
Product Features and Performance
32Mbit (4MB) of flash memory
SPI interface with clock speeds up to 100MHz
Dual-input/dual-output (2IO) and quad-input/quad-output (4IO) commands for faster data transfers
Flexible sector/block erase architecture
Automatic page programming
Low power consumption
Product Advantages
High-speed SPI interface for fast data transfers
High reliability and endurance with up to 100,000 erase/program cycles
Wide operating temperature range of -40°C to 85°C
Key Technical Parameters
Voltage Supply: 2.7V to 3.6V
Memory Size: 32Mbit (4MB)
Memory Type: Non-Volatile FLASH
Memory Interface: SPI
Maximum Clock Frequency: 100MHz
Write Cycle Time: 7s (word), 3ms (page)
Memory Organization: 256 Bytes x 16384 pages
Quality and Safety Features
Industrial-grade operating temperature range (-40°C to 85°C)
Robust ESD protection
Rigorous quality control and testing
Compatibility
The AT25DQ321 is compatible with standard SPI protocols and can be used with a wide range of microcontrollers and processors.
Application Areas
Industrial automation and control systems
Automotive electronics
Consumer electronics
Portable devices
Product Lifecycle
The AT25DQ321 is currently in production and widely available. Adesto Technologies provides long-term support and availability for this product.
Key Reasons to Choose This Product
High-speed SPI interface for fast data transfers
Reliable and durable with up to 100,000 erase/program cycles
Wide operating temperature range suitable for harsh environments
Extensive compatibility with standard SPI protocols
Long-term availability and support from Adesto Technologies