Overview
The M95320-DRMN8TP/K is a 32-Kbit serial EEPROM device manufactured by STMicroelectronics. This device operates up to 105 °C and is compliant with the reliability standards defined by the AEC-Q100 grade 2, making it suitable for automotive and other high-reliability applications. It features a simple serial SPI compatible interface that can run up to 20 MHz. The memory array is based on advanced true EEPROM technology, organized as 128 pages of 32 bytes each, with an embedded Error Correction Code logic to enhance data integrity. Additionally, it includes an Identification Page for storing device identification and sensitive application parameters, which can be permanently locked in read-only mode.
Key Specifications
| Specification | Details |
|---|---|
| Memory Size | 32 Kbit (4 Kbytes) |
| Memory Interface | SPI |
| Clock Frequency | Up to 20 MHz (VCC ≥ 4.5 V), 10 MHz (VCC ≥ 2.5 V), 5 MHz (VCC ≥ 1.7 V) |
| Page Size | 32 bytes |
| Write Protection | By block: 1/4, 1/2 or whole memory |
| Write Cycle Time | Byte Write and Page Write within 4 ms |
| Write Cycle Endurance | 4 million cycles at 25°C, 1.2 million cycles at 85°C, 900k cycles at 105°C |
| Data Retention | More than 50 years at 105°C, 200 years at 55°C |
| Operating Temperature | -40°C to 105°C |
| Supply Voltage | 1.7 V to 5.5 V |
| ESD Protection | 4000 V (Human Body Model) |
| Packages | SO8, TSSOP-8L (RoHS-compliant and halogen-free, ECOPACK2) |
Key Features
- Compatible with the Serial Peripheral Interface (SPI) bus
- Advanced true EEPROM technology with embedded Error Correction Code logic
- Additional Write lockable Identification Page for device identification and sensitive parameters
- Extended temperature and voltage range
- High speed clock frequency up to 20 MHz
- Schmitt trigger inputs for noise filtering
- Short Write cycle time: Byte Write and Page Write within 4 ms
- High write cycle endurance
- Long data retention: more than 50 years at 105°C
- ESD Protection: 4000 V (Human Body Model)
- RoHS-compliant and halogen-free packages (ECOPACK2)
Applications
The M95320-DRMN8TP/K is designed for high-reliability applications, particularly in the automotive sector due to its compliance with AEC-Q100 grade 2 standards. It is also suitable for industrial, consumer, and other applications requiring robust and reliable non-volatile memory. The device's extended temperature range and high write cycle endurance make it ideal for use in harsh environments.
Q & A
- What is the memory size of the M95320-DRMN8TP/K? The memory size is 32 Kbit (4 Kbytes).
- What interface does the M95320-DRMN8TP/K use? It uses the Serial Peripheral Interface (SPI) bus.
- What is the maximum clock frequency of the M95320-DRMN8TP/K? The maximum clock frequency is up to 20 MHz for VCC ≥ 4.5 V.
- How many write cycles can the M95320-DRMN8TP/K endure? It can endure 4 million write cycles at 25°C, 1.2 million cycles at 85°C, and 900k cycles at 105°C.
- What is the data retention period of the M95320-DRMN8TP/K? The data retention period is more than 50 years at 105°C and 200 years at 55°C.
- What are the operating temperature and voltage ranges of the M95320-DRMN8TP/K? The operating temperature range is -40°C to 105°C, and the supply voltage range is 1.7 V to 5.5 V.
- Does the M95320-DRMN8TP/K have ESD protection? Yes, it has ESD protection of 4000 V (Human Body Model).
- What types of packages are available for the M95320-DRMN8TP/K? The device is available in SO8 and TSSOP-8L packages, which are RoHS-compliant and halogen-free (ECOPACK2).
- Is the M95320-DRMN8TP/K suitable for automotive applications? Yes, it is compliant with AEC-Q100 grade 2 standards, making it suitable for automotive and other high-reliability applications.
- Can the Identification Page be locked in read-only mode? Yes, the Identification Page can be used to store sensitive application parameters and can be permanently locked in read-only mode.
