Overview
The M95512-DWDW4TP/K is a 512-Kbit serial EEPROM device produced by STMicroelectronics, designed for automotive applications. It operates up to 145°C and is compliant with the Automotive standard AEC-Q100 grade 0, ensuring a high level of reliability. The device is accessed through a simple serial SPI (Serial Peripheral Interface) compatible interface, running up to 16 MHz. It features advanced true EEPROM technology with an embedded Error Correction Code logic to enhance data integrity.
Key Specifications
| Specification | Value |
|---|---|
| Memory Density | 512 Kbit (64 Kbyte) |
| Interface | SPI (Serial Peripheral Interface) |
| Page Size | 128 bytes |
| Write Protection | Quarter array, half array, whole memory array |
| Write 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, 600k cycles at 125°C, 400k cycles at 145°C |
| Data Retention | 50 years at 125°C, 100 years at 25°C |
| Supply Voltage | 1.7 V to 5.5 V |
| Operating Temperature | -40°C to 145°C |
| Package | TSSOP-8L, RoHS-compliant and halogen-free (ECOPACK2) |
| ESD Protection | 4000 V (Human Body Model) |
Key Features
- Compatible with the Serial Peripheral Interface (SPI) bus
- Memory array: 512 Kbit (64 Kbyte) of EEPROM
- Additional write lockable Identification page (128 bytes)
- High-speed clock frequency: up to 16 MHz
- Schmitt trigger inputs for noise filtering
- Short Write cycle time: Byte Write and Page Write within 4 ms
- Enhanced ESD protection: 4000 V (Human Body Model)
- RoHS-compliant and halogen-free packages (ECOPACK2)
Applications
The M95512-DWDW4TP/K is designed for use in automotive applications where high reliability and extended temperature ranges are critical. It is suitable for various automotive systems, including engine control units, transmission control units, and other automotive electronics that require durable and reliable memory solutions.
Q & A
- What is the memory density of the M95512-DWDW4TP/K? The memory density is 512 Kbit (64 Kbyte).
- What interface does the M95512-DWDW4TP/K use? It uses the Serial Peripheral Interface (SPI) bus.
- What is the page size of the M95512-DWDW4TP/K? The page size is 128 bytes.
- What are the write protection options for the M95512-DWDW4TP/K? The device offers write protection by quarter array, half array, or whole memory array.
- How long does a write cycle take for the M95512-DWDW4TP/K? A byte write or page write takes within 4 ms.
- What is the write cycle endurance of the M95512-DWDW4TP/K? It has 4 million write cycles at 25°C, 1.2 million cycles at 85°C, 600k cycles at 125°C, and 400k cycles at 145°C.
- How long does the data retain in the M95512-DWDW4TP/K? Data retention is 50 years at 125°C and 100 years at 25°C.
- What is the operating temperature range of the M95512-DWDW4TP/K? The operating temperature range is from -40°C to 145°C.
- What type of packages are available for the M95512-DWDW4TP/K? The device is available in TSSOP-8L packages, which are RoHS-compliant and halogen-free (ECOPACK2).
- What is the ESD protection level of the M95512-DWDW4TP/K? The device has an ESD protection level of 4000 V (Human Body Model).
