MX25L3206E 32MB Serial Flash Memory SOP-8

MX25L3206E 32MB Serial Flash Memory SOP-8 is a high-density, high-performance Serial Peripheral Interface (SPI) flash memory device designed specifically for code storage, execution, and data logging in embedded systems. This robust memory solution offers 32 Megabits (4 Megabytes) of non-volatile storage, communicating via a fast, four-wire SPI bus. Consequently, it provides rapid read access and highly reliable data retention over a wide temperature range. Operating with a low supply voltage, the MX25L3206E maximizes energy efficiency, making it an excellent choice for battery-powered and portable applications. Therefore, you should choose this SOP-8 packaged memory chip to easily expand the persistent storage capabilities of your microcontrollers, FPGAs, and networking devices.

Key Features:

• High Density Storage: Provides 32 Mbit (4 MB) of non-volatile memory, sufficient for storing operating systems, firmware, and extensive configuration parameters.
• High Performance SPI: Supports single, dual, and quad SPI operation, achieving high clock rates for fast data transfer and execute-in-place (XIP) functionality.
• Low Power Consumption: Features an optimized design for low standby and deep power-down currents, significantly extending battery life in mobile equipment.
• Wide Voltage Operation: Supports a broad operating voltage range (2.7 V to 3.6 V), offering flexible integration options for most 3.3 V systems.
• Flexible Sector Architecture: Organizes memory into 64 KB, 32 KB, and 4 KB sectors/blocks, providing fine granularity for erase and write operations.

Technical Specifications:

• Memory Capacity: 32 Megabits (4 Megabytes)
• Interface Type: Serial Peripheral Interface (SPI), Dual I/O, Quad I/O
• Maximum Clock Frequency: Up to 85 MHz (Single SPI)
• Supply Voltage (V_CC): 2.7 V to 3.6 V
• Write Endurance: 100,000 Program/Erase cycles minimum
• Data Retention: 20 years minimum
• Operating Temperature Range: −40°C to +85°C (Industrial Grade)

Mechanical Specifications:

• Package Type: SOP-8 (Small Outline Package, 8 pins)
• Mounting: Surface Mount Technology (SMT)
• Body Material: Plastic (Standard JEDEC packaging)
• Lead Plating: Pb-free (RoHS Compliant)

Dimensions:

• Body Length (E): ≈ 4.9 mm
• Body Width (W): ≈ 3.9 mm
• Height (H): ≈ 1.4 mm
• Pin Pitch (e): 1.27 mm (Standard for SOP-8)
• Weight: ≈ 0.08 g (Ultra lightweight)

Pinout and Wiring:

• Pin 1 (overline/CE): Chip Select Input. Drive low to enable the device for communication.
• Pin 2 (SI/IO0): Serial Data Input (Single SPI) / I/O Pin 0 (Dual/Quad SPI).
• Pin 3 (SO/IO1): Serial Data Output (Single SPI) / I/O Pin 1 (Dual/Quad SPI).
• Pin 4 (GND): Connect to the system ground (0 V).
• Pin 5 (CLK): Serial Clock Input. Provides timing for data transfer.
• Pin 6 (HOLD/IO2): Hold Function / I/O Pin 2. Use to pause communication without deselecting the chip.
• Pin 7 (WP/IO3): Write Protect Input / I/O Pin 3. Use to protect memory contents from accidental writes.
• Pin 8 (VCC): Connect to the 2.7 V to 3.6 V power supply.

Datasheet Reference:

• Download Macronix MX25L3206E Datasheet

Commonly Used in:

• BIOS/UEFI Storage: Serves as the primary storage location for system firmware in motherboards and industrial PCs.
• Set-Top Boxes and Routers: Holds the operating system image and configuration data for networking devices.
• Embedded Controllers: Provides storage for application code and run-time data logs in various industrial and consumer electronics.

Applications:

• Firmware Storage: Storing boot code and configuration settings for microcontrollers and FPGAs (Field-Programmable Gate Arrays).
• Data Logging: Recording sensor data, event logs, and operational history in devices like medical monitors or automotive systems.
• Code Execution (XIP): Allows the system to execute code directly from the flash memory, saving external RAM and speeding up boot time.

Equivalent Models:

• W25Q32JVSSIQ (Winbond): A highly popular 32Mbit SPI flash with Quad-SPI support in an 8-pin package, offering similar performance characteristics.
• SST25VF032B (Microchip): An older, but often compatible 32Mbit device, however, it might lack the full Quad I/O feature set of the MX25L3206E.
• GD25Q32CSIG (GigaDevice): A functional equivalent featuring 32Mbit capacity and high-speed operation, frequently used as a drop-in replacement.

Package Includes:

• 1 x MX25L3206E 32MB Serial Flash Memory SOP-8