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MX25L1606E

MX25L1606E

Macronix
16 Mbit serial NOR flash offering SPI/quad-SPI support and similar capacity for firmware and data storage.
55,116 in stock
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Overview

The MX25L1606E is a 16 Mbit (2 megabyte) serial NOR Flash memory device designed for firmware and data storage in embedded systems. It operates over a voltage range of 2.7V to 3.6V and utilizes a standard SPI interface with support for High Performance modes. The device is packaged in a compact 8-pin form factor, making it suitable for space-constrained designs needing non-volatile memory.

Why Choose This Part

This memory offers a reliable 16 Mbit density in a simple 8-pin package, reducing PCB complexity. It supports operating temperatures from -40C to +85C, ensuring stability in industrial environments. The low pin-count SPI interface minimizes the I/O requirements on the host controller while maintaining sufficient throughput for execution-in-place (XiP) or fast shadowing to RAM.

Applications

Firmware Storage
Commonly used as the primary boot memory for microcontrollers that lack sufficient internal flash.
Configuration Logging
Storing user settings, calibration data, and system configuration parameters that must persist across power cycles.
Resource Buffering
Holding static assets such as fonts, small icons, or look-up tables for embedded display systems.

Key Specifications

Technology FLASH - NOR
Memory Size 16Mbit
Memory Type Non-Volatile
Memory Format FLASH
Mounting Type Surface Mount
Package / Case 8-SOIC (0.209", 5.30mm Width)
Clock Frequency 86 MHz
Memory Interface SPI
Voltage - Supply 2.7V ~ 3.6V
Memory Organization 2M x 8
Operating Temperature -40degC ~ 85degC (TA)
Supplier Device Package 8-SOP
Write Cycle Time - Word, Page 50us, 3ms

Getting Started

Integrating this part requires a host microcontroller with a standard SPI peripheral and a compatible filesystem or flash driver like LittleFS or FatFS. Engineers should verify the SPI mode (CPOL/CPHA) and maximum clock frequency against their MCU specifications to ensure data integrity. High-level libraries for Macronix flash are widely available in ecosystems such as Zephyr RTOS and Mbed OS.

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