Manufacturer Part Number
24LC21AT/SN
Manufacturer
Microchip Technology
Introduction
The 24LC21AT/SN is a low-power 1Kbit non-volatile EEPROM with a serial I2C interface from Microchip Technology, specifically designed for low-energy applications where small data buffers are needed.
Product Features and Performance
Non-Volatile EEPROM
Memory size of 1Kbit organized in a structure of 128 x 8
I2C serial interface
Clock frequency of 400 kHz
Write cycle time is 10ms for both word and page
Access time amounts to 900 ns
Operates across a voltage range of 2.5V to 5.5V
Product Advantages
Requires very low power for operation
Fast data access and reliable write cycles
Flexible voltage range compatibility
Easy integration via I2C interface
Key Technical Parameters
Memory Size: 1Kbit
Memory Interface: I2C
Clock Frequency: 400 kHz
Write Cycle Time Word, Page: 10ms
Access Time: 900 ns
Voltage Supply: 2.5V ~ 5.5V
Operating Temperature: 0°C ~ 70°C
Quality and Safety Features
Rigorous quality control and testing ensure reliability and durability under specified operating conditions
Compatibility
Compatible with any microcontroller supporting I2C interface
Application Areas
Consumer Electronics
Industrial Automation
Automotive Systems
Data Logging
Portable Devices
Product Lifecycle
Product status is active
No nearing discontinuation noted; product remains widely supported
Several Key Reasons to Choose This Product
Extremely low power consumption enhances battery life in portable applications
The small memory footprint fits perfectly for small scale data retention tasks
High reliability and durability under standard operating conditions
Wide compatibility with I2C-supported devices aids in diverse applications
Readily available and supported, ensuring long-term usability and support