Overview
The M95M01-DWMN3TP/K is a 1-Mbit serial EEPROM device manufactured by STMicroelectronics, designed to meet the stringent requirements of the automotive industry. This device operates up to 145°C and is compliant with the AEC-Q100 grade 0 standard, ensuring a very high level of reliability. It features a simple serial SPI compatible interface that can run up to 16 MHz, making it suitable for high-speed applications. The memory array is based on advanced true EEPROM technology, organized as 131072 x 8 bits, with an additional 256-byte identification page for storing sensitive application parameters.
Key Specifications
| Specification | Details |
|---|---|
| Memory Capacity | 1 Mbit (128 Kbytes) of EEPROM |
| Page Size | 256 bytes |
| Interface | Compatible with the Serial Peripheral Interface (SPI) bus |
| Supply Voltage | 2.5 V to 5.5 V |
| Operating Temperature | Up to 145°C |
| Clock Frequency | Up to 16 MHz for VCC ≥ 4.5 V, up to 10 MHz for VCC ≥ 2.5 V |
| Write Cycle Time | Byte and page write within 4 ms |
| Write Cycle Endurance | 4 million Write cycles at 25 °C, 1.2 million at 85 °C, 600 k at 125 °C, 400 k at 145 °C |
| Data Retention | 50 years at 125 °C, 100 years at 25 °C |
| ESD Protection | 4000 V (Human Body Model) |
| Packages | SO8, TSSOP8 (ECOPACK2) |
Key Features
- Compatible with the Serial Peripheral Interface (SPI) bus
- 1 Mbit (128 Kbytes) of EEPROM with a page size of 256 bytes
- Additional 256-byte identification page for storing sensitive application parameters
- Write protection by block: 1/4, 1/2 or whole memory
- Extended temperature and voltage ranges
- High speed clock frequency up to 16 MHz
- Schmitt trigger inputs for noise filtering
- Short Write cycle time: byte and page write within 4 ms
- High write cycle endurance: up to 4 million Write cycles at 25 °C
- Long data retention: up to 100 years at 25 °C
- ESD Protection: 4000 V (Human Body Model)
- RoHS-compliant and halogen-free (ECOPACK2)
Applications
The M95M01-DWMN3TP/K is primarily designed for automotive applications, where high reliability and robustness are critical. It can be used in various automotive systems such as engine control units, transmission control units, and other safety-critical applications that require non-volatile memory with high endurance and data retention.
Q & A
- What is the memory capacity of the M95M01-DWMN3TP/K?
The M95M01-DWMN3TP/K has a memory capacity of 1 Mbit (128 Kbytes) of EEPROM.
- What interface does the M95M01-DWMN3TP/K use?
The device is compatible with the Serial Peripheral Interface (SPI) bus.
- What is the operating temperature range of the M95M01-DWMN3TP/K?
The device operates up to 145°C.
- What is the clock frequency of the M95M01-DWMN3TP/K?
The clock frequency can be up to 16 MHz for VCC ≥ 4.5 V and up to 10 MHz for VCC ≥ 2.5 V.
- How long does it take to write a byte or page in the M95M01-DWMN3TP/K?
The write cycle time for both byte and page is within 4 ms.
- What is the write cycle endurance of the M95M01-DWMN3TP/K?
The device has a write cycle endurance of up to 4 million Write cycles at 25 °C, 1.2 million at 85 °C, 600 k at 125 °C, and 400 k at 145 °C.
- How long does the data retain in the M95M01-DWMN3TP/K?
The data retention is up to 50 years at 125 °C and up to 100 years at 25 °C.
- What level of ESD protection does the M95M01-DWMN3TP/K offer?
The device offers 4000 V ESD protection (Human Body Model).
- Is the M95M01-DWMN3TP/K RoHS-compliant?
Yes, the device is RoHS-compliant and halogen-free (ECOPACK2).
- In what packages is the M95M01-DWMN3TP/K available?
The device is available in SO8 and TSSOP8 packages.
- What are the primary applications of the M95M01-DWMN3TP/K?
The device is primarily used in automotive applications such as engine control units, transmission control units, and other safety-critical systems.
