Overview
The M24C02-DRDW3TP/K is a 2-Kbit serial EEPROM automotive grade device produced by STMicroelectronics. This device operates up to 125 °C and is compliant with the very high level of reliability defined by the automotive standard AEC-Q100 grade 1. It is accessed through a simple serial I2C compatible interface that can run up to 1 MHz. The memory array is based on advanced true EEPROM technology, organized as 16 pages of 16 bytes each, with an embedded error correction code logic to enhance data integrity.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Memory Capacity | 2 Kbits (256 bytes) | |
| Page Size | 16 bytes | |
| Clock Frequency | Up to 1 MHz | |
| Supply Voltage | 1.7 V to 5.5 V | V |
| Operating Temperature | -40 °C to 125 °C | °C |
| Write Cycle Endurance | 4 million cycles at 25 °C, 1.2 million cycles at 85 °C, 600k cycles at 125 °C | |
| Data Retention | 50 years at 125 °C, 100 years at 25 °C | |
| ESD Protection | 4000 V (human body model) | V |
| Packages | TSSOP8, SO8N, WFDFPN8 |
Key Features
- AEC-Q100 qualified for high reliability in automotive applications
- Compatible with all I2C bus modes (1 MHz, 400 kHz, 100 kHz)
- Extended temperature and voltage ranges (-40 °C to 125 °C; 1.7 V to 5.5 V)
- Short write cycle time (byte write within 4 ms, page write within 4 ms)
- Embedded error correction code logic for improved data integrity
- Additional write lockable identification page (16 bytes) for storing sensitive application parameters
- Schmitt trigger inputs for noise filtering
- Low-power CMOS technology
- RoHS compliant and halogen-free (ECOPACK2) packages
Applications
The M24C02-DRDW3TP/K is designed for use in various automotive applications where high reliability and robust performance are critical. These include:
- Automotive control systems
- Infotainment systems
- Safety and security systems
- Telematics and navigation systems
- Other automotive electronics requiring non-volatile memory
Q & A
- What is the memory capacity of the M24C02-DRDW3TP/K?
The M24C02-DRDW3TP/K has a memory capacity of 2 Kbits (256 bytes), organized as 16 pages of 16 bytes each.
- What are the operating temperature and voltage ranges of the M24C02-DRDW3TP/K?
The device operates within a temperature range of -40 °C to 125 °C and a voltage range of 1.7 V to 5.5 V.
- What is the maximum clock frequency of the I2C interface?
The I2C interface can operate up to a clock frequency of 1 MHz.
- What is the write cycle endurance of the M24C02-DRDW3TP/K?
The device has a write cycle endurance of 4 million cycles at 25 °C, 1.2 million cycles at 85 °C, and 600k cycles at 125 °C.
- How long does the data retention last?
The data retention is 50 years at 125 °C and 100 years at 25 °C.
- What kind of ESD protection does the M24C02-DRDW3TP/K offer?
The device offers 4000 V ESD protection according to the human body model.
- What packages are available for the M24C02-DRDW3TP/K?
The device is available in TSSOP8, SO8N, and WFDFPN8 packages.
- Is the M24C02-DRDW3TP/K compliant with automotive standards?
Yes, the M24C02-DRDW3TP/K is AEC-Q100 qualified, ensuring high reliability for automotive applications.
- What is the purpose of the identification page in the M24C02-DRDW3TP/K?
The identification page (16 bytes) can be used to store ST device identification and sensitive application parameters, which can later be permanently locked in read-only mode.
- Does the M24C02-DRDW3TP/K have any noise filtering features?
Yes, the device includes Schmitt trigger inputs for noise filtering.
