Manufacturer Part Number
24LC21A-I/SN
Manufacturer
Microchip Technology
Introduction
The 24LC21A-I/SN is a 1Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) from Microchip Technology, designed for efficient storage and retrieval operations in advanced electronic systems.
Product Features and Performance
Non-volatile memory with EEPROM technology
1Kbit memory size organized as 128 x 8
I2C memory interface, supporting up to 400 kHz clock frequency
Write cycle time for word and page at 10 ms
Fast access time of 900 ns
Operational across a wide voltage range of 2.5V to 5.5V
Designed for operation in extreme temperature conditions from -40°C to 85°C
Product Advantages
High reliability and long data retention
Low-power operation and minimal power consumption
Immediate nonvolatility, meaning no delay during writes
Easy integration into a wide range of systems due to I2C interface
Wide voltage range compatibility
Key Technical Parameters
Memory Type: EEPROM
Memory Size: 1Kbit
Memory Organization: 128 x 8
Clock Frequency: 400 kHz
Write Cycle Time: 10 ms
Access Time: 900 ns
Voltage Supply Range: 2.5V ~ 5.5V
Operating Temperature Range: -40°C ~ 85°C
Quality and Safety Features
Rigorous quality control and testing before shipment
Compliance with industry safety standards for memory products
Compatibility
Compatible with various microcontrollers and processors that support I2C interface
Application Areas
Consumer electronics
IoT devices
Automotive systems
Industrial control systems
Data logging and storage applications
Product Lifecycle
Currently Active
No current indications of nearing discontinuation, with availability of replacements or upgrades as necessary
Several Key Reasons to Choose This Product
Provides reliable and durable non-volatile memory storage
Flexible I2C interface for simple integration
Supports a wide operating voltage range for versatile applications
Suitable for use in harsh environmental conditions
Proven track record and backing of an industry-leading manufacturer, Microchip Technology