The W27E02P-70 is a high-performance CMOS Electrically Erasable and Programmable Read Only Memory (EEPROM) from Winbond Electronics. It offers a memory capacity of 2 Megabits, organized as 256K x 8 bits. Designed for applications requiring non-volatile storage with fast access times, this EEPROM operates on a single 5V power supply. Its low power consumption and robust data retention characteristics make it suitable for various embedded systems and industrial applications.

Applications

• Embedded systems for storing program code, configuration data, and firmware
• Industrial control systems for storing calibration parameters and system settings
• Telecommunications equipment for storing network parameters and boot code
• Consumer electronics for storing user profiles and device configurations
• Automotive electronics for storing sensor data and control algorithms

Features

• Fast Access Time: 70 ns
• Single 5V Power Supply
• Low Power Consumption: Active and Standby Modes
• 256K x 8 bit Organization
• Automatic Page Write Operation
• Data Protection Features to Prevent Accidental Writes
• High Endurance: Minimum 100,000 Erase/Write Cycles
• Data Retention: 10 Years
• TTL Compatible I/O
• Available in DIP and SOP Packages

Benefits

• Fast access times improve system performance by enabling quick data retrieval.
• Low power consumption extends battery life in portable devices and reduces overall system energy consumption.
• High endurance ensures reliable data storage even with frequent write and erase cycles.
• Automatic page write simplifies the programming process and reduces programming time.
• Data protection mechanisms prevent data corruption due to power loss or voltage fluctuations.
• TTL compatible inputs and outputs allow for easy interfacing with a wide range of microcontrollers and digital logic devices.
• Availability in both DIP and SOP packages provides flexibility in PCB design and assembly.

Technical Specifications

The W27E02P-70 operates with a supply voltage of 5V ± 10%. It features a typical active current consumption of 30 mA and a standby current of 10 μA. The device supports both byte-write and page-write operations for efficient data programming. The operating temperature range is from 0°C to 70°C. Package options include DIP (Dual In-line Package) and SOP (Small Outline Package). Important: Always refer to the official Winbond datasheet for the most accurate and current specifications.