The PM25LQ010B-SCE is a 1 Mbit, 3V, Serial Quad I/O (SQI) Flash memory device manufactured by ISSI (Integrated Silicon Solution Inc.). It features a compact, low-power design suitable for a variety of embedded systems.

Applications

• Storage of configuration data in embedded systems
• Boot code storage
• Firmware storage
• Data logging
• Storage of user settings

Features

• 1 Mbit (128K x 8) memory organization
• 3V (2.7V to 3.6V) single power supply
• Serial Quad I/O (SQI) interface
• Standard SPI interface
• High performance: up to 80MHz clock rate
• Low power consumption: Active current 5mA (typical), Standby current 1μA (typical)
• Uniform Sector architecture: 4KB sectors
• Program/Erase Suspend and Resume
• Write protection: Hardware write protection
• Endurance: 100,000 Program/Erase cycles per sector
• Data retention: 20 years
• Package: 8-pin SOIC

Benefits

• Provides non-volatile storage for embedded systems, ensuring data retention even when power is off.
• SQI interface enables high-speed data transfer, improving system performance.
• Low power consumption extends battery life in portable devices.
• Uniform sector architecture simplifies memory management.
• Hardware write protection prevents accidental data corruption.
• High endurance ensures reliable operation over a long period.

Additional Details

The PM25LQ010B-SCE operates with a single 3V power supply, making it compatible with a wide range of microcontrollers and processors. Its Serial Quad I/O (SQI) interface allows for high-speed data transfer, significantly improving performance compared to standard SPI interfaces. The device features a uniform sector architecture, which simplifies memory management and allows for efficient use of storage space. The hardware write protection feature prevents accidental data corruption, ensuring data integrity. With an endurance of 100,000 program/erase cycles per sector and a data retention of 20 years, the PM25LQ010B-SCE provides reliable non-volatile storage for demanding applications.

This flash memory device is commonly used in applications such as industrial control systems, consumer electronics, and communication equipment, where reliable non-volatile storage is critical.