Product Overview
The AT24C02C-SSHL-T is a 2Kb I2C-compatible serial EEPROM from Microchip Technology. Organized as 256×8 bits, it operates from 1.7V to 5.5V with 1 MHz clock support above 2.5V. Packaged in an 8-lead SOIC, it provides reliable nonvolatile memory storage with over 1 million write cycles and 100-year data retention for consumer, industrial, and automotive applications.
Key Specifications
| Density | 2 Kbit (256×8) |
| Interface | I2C (2-wire serial) |
| Supply Voltage Range | 1.7V to 5.5V |
| Max Clock Frequency | 1 MHz (FM+ at 2.5V+), 400 kHz at 1.7V |
| Page Size | 8 bytes |
| Write Cycle Time | 5 ms max (self-timed) |
| Endurance | 1,000,000 write cycles |
| Data Retention | 100 years |
| Write Protect | Full array hardware protection |
| Operating Temperature | -40°C to +85°C |
| Package | SOIC-8 (3.9 mm width) |
Features
- I2C compatible: Standard (100 kHz), Fast (400 kHz), Fast Mode Plus (1 MHz)
- Wide voltage operation: 1.7V to 5.5V
- Hardware write-protect pin for full array protection
- Schmitt trigger and filtered inputs for noise suppression
- 8-byte page write with partial page write support
- Self-timed write cycle within 5 ms
- Supports up to 8 devices on the same I2C bus
Applications
- Consumer electronics configuration storage
- Industrial control parameter and calibration data
- Automotive system settings and diagnostic data
- IoT device network configuration storage
- Medical device patient settings retention