Microchip Technology SST25PF040C-40-4I-S2AF SPI Serial Flash Memory

The SST25PF040C-40-4I-S2AF from Microchip Technology is a high-quality, 4 Mbit SPI serial flash memory chip designed to provide reliable and efficient non-volatile storage solutions for a wide range of electronic applications. This device operates on a single 2.7V to 3.6V power supply, making it an ideal choice for portable and battery-operated devices.

Key Features

• Memory Capacity: 4 Mbit (512K x 8)
• Interface Type: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V to 3.6V
• Performance: High-speed clock frequency of 40 MHz for fast read/write operations
• Endurance: Superior reliability with 100,000 write cycles per sector
• Data Retention: Guaranteed for a minimum of 100 years
• Security: Built-in write protection features to safeguard data integrity
• Temperature Range: Industrial grade with an operating temperature range from -40°C to +85°C
• Package: 8-contact WSON (6x5 mm)

Applications

The SST25PF040C-40-4I-S2AF is versatile and can be utilized in a variety of applications, including:

• Digital Voice Recorders
• Bluetooth Devices
• Digital Cameras
• MP3 Players
• Wireless LANs
• GPS Systems
• Industrial Control Systems

Technical Specifications

The device boasts a sequential read mode for continuous read with SCK clock, which allows for efficient data streaming. It also features a flexible erase capability with options for erasing individual 4 Kbyte sectors or entire 32 Kbyte or 64 Kbyte blocks, providing users with the flexibility to manage data storage according to their specific needs.

Product Code Explanation

The product code SST25PF040C-40-4I-S2AF can be broken down to reveal specific information about the device:

• SST: Brand identifier for Microchip's SST products
• 25PF: Product family code indicating a serial flash memory
• 040C: Memory density code indicating 4 Mbit capacity
• 40: Speed grade indicating a 40 MHz clock frequency
• 4I: Temperature range code indicating industrial grade (-40°C to +85°C)
• S2AF: Package code for the 8-contact WSON package