Overview
The M24M01-DWDW3TP/K is an Automotive grade 1-Mbit serial EEPROM device produced by STMicroelectronics. This device operates up to 125 °C and is compliant with the high reliability standards defined by the Automotive standard AEC-Q100 grade 1. It features a simple serial I²C compatible interface that can run up to 1 MHz. The memory array is based on advanced true EEPROM technology, providing a byte-alterable memory organized as 512 pages of 256 bytes each. The device also includes an additional Identification Page for storing sensitive application parameters, which can be permanently locked in read-only mode.
Key Specifications
| Parameter | Value |
|---|---|
| Memory Capacity | 1 Mbit (128 Kbytes) |
| Page Size | 256 bytes |
| Number of Pages | 512 pages |
| I²C Bus Modes | 1 MHz, 400 kHz, 100 kHz |
| Operating Temperature Range | -40 °C to 125 °C |
| Supply Voltage Range | 2.5 V to 5.5 V |
| Write Cycle Time | Byte Write: 4 ms, Page Write: 4 ms |
| Write Cycle Endurance | 4 million cycles at 25 °C, 1.2 million cycles at 85 °C, 600 k cycles at 125 °C |
| Data Retention | 50 years at 125 °C, 100 years at 25 °C |
| ESD Protection (Human Body Model) | 4000 V |
| Packages | TSSOP-8L, SO8 (RoHS compliant and halogen-free, ECOPACK²) |
Key Features
- Compatible with all I²C bus modes (1 MHz, 400 kHz, 100 kHz)
- Extended temperature and voltage ranges (-40 °C to 125 °C; 2.5 V to 5.5 V)
- Schmitt trigger inputs for noise filtering
- Short Write cycle time (Byte Write within 4 ms, Page Write within 4 ms)
- Write cycle endurance (4 million Write cycles at 25 °C, 1.2 million Write cycles at 85 °C, 600 k Write cycles at 125 °C)
- Data retention (50 years at 125 °C, 100 years at 25 °C)
- ESD Protection (Human Body Model) - 4000 V
- Additional Write lockable Identification Page (256 bytes)
- Embedded Error Correction Code logic for improved data integrity
Applications
The M24M01-DWDW3TP/K is primarily designed for automotive applications where high reliability and robust performance are critical. It can be used in various automotive systems such as engine control units, transmission control units, and other applications requiring non-volatile memory with high endurance and data integrity.
Q & A
- What is the memory capacity of the M24M01-DWDW3TP/K?
The M24M01-DWDW3TP/K has a memory capacity of 1 Mbit (128 Kbytes). - What are the operating temperature and voltage ranges of the M24M01-DWDW3TP/K?
The device operates within a temperature range of -40 °C to 125 °C and a voltage range of 2.5 V to 5.5 V. - What are the I²C bus modes supported by the M24M01-DWDW3TP/K?
The device supports I²C bus modes of 1 MHz, 400 kHz, and 100 kHz. - What is the write cycle endurance of the M24M01-DWDW3TP/K?
The write cycle endurance is 4 million cycles at 25 °C, 1.2 million cycles at 85 °C, and 600 k cycles at 125 °C. - How long does the M24M01-DWDW3TP/K retain data?
The device retains data for 50 years at 125 °C and 100 years at 25 °C. - What is the ESD protection level of the M24M01-DWDW3TP/K?
The device has an ESD protection level of 4000 V according to the Human Body Model. - What packages are available for the M24M01-DWDW3TP/K?
The device is available in TSSOP-8L and SO8 packages, both of which are RoHS compliant and halogen-free (ECOPACK²). - Does the M24M01-DWDW3TP/K have any additional memory pages?
Yes, it includes an additional Write lockable Identification Page (256 bytes) for storing sensitive application parameters. - How does the M24M01-DWDW3TP/K ensure data integrity?
The device ensures data integrity through embedded Error Correction Code logic. - What are the typical applications of the M24M01-DWDW3TP/K?
The device is typically used in automotive applications such as engine control units, transmission control units, and other systems requiring high reliability and robust performance.
