Overview
The CAT24C02YI-GT3 is a 2-Kb I2C Serial EEPROM device produced by onsemi. This device is part of the CAT24Cxx series, which includes various capacities such as 1-Kb, 2-Kb, 4-Kb, 8-Kb, and 16-Kb. The CAT24C02 is organized internally as 16 pages of 16 bytes each, supporting both Standard (100 kHz) and Fast (400 kHz) I2C protocols. It is designed for low-power CMOS technology and features hardware write protection, Schmitt triggers, and noise suppression filters on the I2C bus inputs.
Key Specifications
| Parameter | Min | Max | Units |
|---|---|---|---|
| Supply Voltage Range | 1.7 | 5.5 | V |
| Read Current (fSCL = 400 kHz) | 1 | mA | |
| Write Current (fSCL = 400 kHz) | 2 | mA | |
| Standby Current (VCC ≤ 3.3 V) | 1 | μA | |
| Standby Current (VCC > 3.3 V) | 3 | μA | |
| I/O Pin Leakage | 2 | μA | |
| Input Low Voltage | -0.5 | 0.3 x VCC | V |
| Input High Voltage | 0.7 x VCC | VCC + 0.5 | V |
| Output Low Voltage (VCC > 2.5 V, IOL = 3 mA) | 0.4 | V | |
| Output Low Voltage (VCC < 2.5 V, IOL = 1 mA) | 0.2 | V | |
| Operating Temperature Range | -40 | 125 | °C |
Key Features
- Supports Standard and Fast I2C Protocol (100 kHz and 400 kHz)
- 16-Byte Page Write Buffer
- Hardware Write Protection for Entire Memory
- Schmitt Triggers and Noise Suppression Filters on I2C Bus Inputs (SCL and SDA)
- Low power CMOS Technology
- More than 1,000,000 Program/Erase Cycles
- 100 Year Data Retention
- Industrial and Extended Temperature Range
- Pb-Free, Halogen Free/BFR Free and RoHS Compliant
Applications
The CAT24C02YI-GT3 is suitable for a wide range of applications requiring non-volatile memory, including consumer electronics, industrial control systems, medical devices, and automotive systems. It is particularly useful in scenarios where data needs to be stored and retrieved efficiently, such as in configuration settings, calibration data, and logging applications.
Q & A
- What is the storage capacity of the CAT24C02YI-GT3? The CAT24C02YI-GT3 has a storage capacity of 2 Kb, organized into 16 pages of 16 bytes each.
- What I2C protocols does the CAT24C02YI-GT3 support? The device supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols.
- What is the supply voltage range for the CAT24C02YI-GT3? The supply voltage range is from 1.7 V to 5.5 V.
- How many program/erase cycles can the CAT24C02YI-GT3 endure? The device can endure more than 1,000,000 program/erase cycles.
- What is the data retention period for the CAT24C02YI-GT3? The data retention period is 100 years.
- Is the CAT24C02YI-GT3 RoHS compliant? Yes, the device is Pb-Free, Halogen Free/BFR Free and RoHS Compliant.
- What is the operating temperature range for the CAT24C02YI-GT3? The operating temperature range is from -40°C to +125°C.
- How does the hardware write protection work on the CAT24C02YI-GT3? The hardware write protection is enabled by pulling the WP (Write Protect) pin HIGH, which inhibits all write operations.
- What package types are available for the CAT24C02YI-GT3? The device is available in TSSOP-8 package.
- Does the CAT24C02YI-GT3 have power-on reset (POR) functionality? Yes, the device incorporates Power-On Reset (POR) circuitry to protect the internal logic against powering up in the wrong state.
