The 24LC21A-I/P is a high-performance 1Kb I²C™ Serial EEPROM designed and manufactured by Microchip Technology, a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. This device is tailored for advanced, low-power applications that require a small footprint and reliable data storage.

Key Features

• Memory Size: 128 x 8 (1 Kbit)
• Interface Type: I²C (2-Wire Serial)
• Speed: Supports standard (100 kHz), fast (400 kHz), and high-speed (3.4 MHz) I²C protocol
• Operating Voltage: 2.5V to 5.5V, accommodating a wide range of applications from battery-powered devices to industrial systems
• Temperature Range: -40°C to +85°C, ensuring reliable operation under extreme conditions
• Packaging: 8-pin PDIP (Plastic Dual In-line Package) for easy integration into through-hole PCB designs
• Write Cycle Time: 5 ms max, enabling fast data writes
• Endurance: 1 million write cycles, ensuring a long operational lifespan
• Data Retention: 100 years, guaranteeing data preservation over an extended period

Applications

The 24LC21A-I/P is highly versatile and can be used in a variety of applications, including:

• Industrial and automotive control systems
• Medical devices
• Smart cards
• Portable consumer electronics
• Data loggers
• Networking equipment

Quality and Reliability

Microchip Technology is committed to providing products that meet high standards of quality and reliability. The 24LC21A-I/P EEPROM is no exception, offering robust data storage solutions with its long data retention and high write endurance. It is an ideal choice for designers looking for a dependable non-volatile memory component.

Ordering Information

The part number 24LC21A-I/P represents the industrial temperature range, PDIP package variant of the 24LC21A series. For other package types or temperature ranges, please consult the datasheet or contact Microchip Technology for further assistance.