Key Features

·       128Mb (16MB) Serial NOR Flash Memory with SPI-compatible interface

·       Supports Single, Dual, and Quad I/O commands for high throughput

·       Clock frequency up to 133 MHz (STR) and 90 MHz (DTR)

·       Uniform 64KB sector erase and flexible 4KB/32KB subsector erase options

·       Advanced security with volatile/nonvolatile locking and password protection

·       Supports Execute-in-Place (XIP) functionality for direct code execution

·       Low-power modes including deep power-down

·       Data retention of 20 years (typical) and endurance of 100,000 erase cycles per sector

Product Overview

The Micron MT25QL128ABA is a high-performance 128Mb (16MB) multiple I/O Serial NOR Flash memory device. It features a SPI-compatible serial bus interface and supports STR/DTR protocols. With dual and quad I/O command capabilities, the device delivers throughput up to 90 MB/s, making it suitable for code storage, firmware, and embedded applications requiring fast read access and reliable data retention.

Technical Specifications

Parameter	Specification
Memory Density	128Mb (16MB)
Voltage Range	2.7V – 3.6V
Bus Interface	SPI-compatible, STR and DTR
Max Clock Frequency	133 MHz (STR), 90 MHz (DTR)
I/O Protocols	Single, Dual, Quad
Erase Granularity	64KB sector; 4KB/32KB subsectors
Data Retention	20 years (typical)
Endurance	100,000 erase cycles per sector
Package Options	SO8W, SO16W, W-PDFN (6x5mm, 8x6mm), 24-ball T-PBGA

Applications

The MT25QL128ABA is widely used in embedded systems, networking equipment, automotive electronics (AEC-Q100 grade available), and industrial devices where reliable non-volatile memory is required.

Frequently Asked Questions (FAQ)

·       Q: What is the maximum read throughput supported by the MT25QL128ABA?

A: When using Quad I/O protocol, the device can achieve up to 90 MB/s read throughput under DTR mode.

·       Q: Can the MT25QL128ABA support code execution directly from Flash?

A: Yes, the device supports Execute-in-Place (XIP) functionality, enabling direct code execution without copying to RAM.

·       Q: What are the erase options available?

A: The device supports bulk erase, 64KB uniform sector erase, and smaller 4KB or 32KB subsector erase options.

·       Q: How is data security ensured in this device?

A: It offers volatile and nonvolatile locking, password protection, and hardware write protection for each sector.