Overview
The M95020-WMN6P is a 2-Kbit serial SPI bus EEPROM produced by STMicroelectronics. This device is part of the M950x0 family, which includes electrically erasable programmable memories (EEPROMs) organized as 256 x 8 bits, accessed through the SPI bus. The M95020-WMN6P operates within a supply voltage range of 2.5 V to 5.5 V and is designed for industrial applications, offering a wide operating temperature range from -40°C to 85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Min | 2.5 V |
| Supply Voltage Max | 5.5 V |
| Operating Temperature Min | -40.0°C |
| Operating Temperature Max | 85.0°C |
| Memory Size | 2 Kbit (256 x 8 bits) |
| Page Size | 16 bytes |
| Interface | SPI bus |
| High-Speed Clock Frequency | Up to 20 MHz (VCC ≥ 4.5 V), 10 MHz (VCC ≥ 2.5 V), 5 MHz (VCC ≥ 1.7 V) |
| 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, 400 k Write cycles at 145°C |
| Data Retention | 50 years at 125°C, 100 years at 25°C |
| ESD Protection | 4000 V (Human Body Model) |
| Package | SO8 (MN) |
| RoHS Compliance | Ecopack2 |
Key Features
- Compatible with the Serial Peripheral Interface (SPI) bus.
- Memory array of 2 Kbit (256 x 8 bits) with a page size of 16 bytes.
- Write protection by block: 1/4, 1/2 or whole memory.
- Additional Write lockable Identification Page (16 bytes) for device identification and application-specific data.
- Extended temperature and voltage ranges: up to 125°C (VCC from 1.7 V to 5.5 V) and up to 145°C (VCC from 2.5 V to 5.5 V).
- High-speed clock frequency: up to 20 MHz for VCC ≥ 4.5 V, 10 MHz for VCC ≥ 2.5 V, and 5 MHz for VCC ≥ 1.7 V.
- Schmitt trigger inputs for noise filtering.
- Short Write cycle time: Byte Write within 4 ms and Page Write within 4 ms.
- High write cycle endurance: 4 million Write cycles at 25°C, 1.2 million Write cycles at 85°C, etc.
- Long data retention: 50 years at 125°C and 100 years at 25°C.
- ESD Protection: 4000 V (Human Body Model).
- RoHS-compliant and halogen-free package (Ecopack2).
Applications
The M95020-WMN6P is suitable for a variety of applications requiring non-volatile memory, including:
- Automotive systems: Due to its compliance with Automotive standard AEC-Q100 grade 0, it is ideal for use in automotive environments.
- Industrial control systems: The device's wide operating temperature range and robust specifications make it suitable for industrial control and automation.
- Consumer electronics: It can be used in various consumer electronic devices that require reliable and high-speed non-volatile memory.
- Medical devices: Its reliability and data retention capabilities make it a good choice for medical devices that require stable memory performance.
Q & A
- What is the memory size of the M95020-WMN6P?
The M95020-WMN6P has a memory size of 2 Kbit, organized as 256 x 8 bits.
- What is the operating voltage range of the M95020-WMN6P?
The device operates within a supply voltage range of 2.5 V to 5.5 V.
- What is the maximum operating temperature of the M95020-WMN6P?
The maximum operating temperature is 85°C, but it can operate up to 125°C or 145°C in specific configurations.
- What interface does the M95020-WMN6P use?
The device is compatible with the Serial Peripheral Interface (SPI) bus.
- What is the write cycle endurance of the M95020-WMN6P?
The device has a write cycle endurance of 4 million Write cycles at 25°C, 1.2 million Write cycles at 85°C, 600 k Write cycles at 125°C, and 400 k Write cycles at 145°C.
- How long does the data retention last?
The data retention is 50 years at 125°C and 100 years at 25°C.
- Is the M95020-WMN6P RoHS compliant?
Yes, the device is RoHS-compliant and halogen-free (Ecopack2).
- What is the package type of the M95020-WMN6P?
The package type is SO8 (MN).
- Does the M95020-WMN6P have ESD protection?
Yes, it has ESD protection of 4000 V (Human Body Model).
- Can the M95020-WMN6P be used in automotive applications?
Yes, it is compliant with the Automotive standard AEC-Q100 grade 0.
