Overview
The M24256E-FMN6TP is a 256-Kbit I²C-compatible EEPROM (Electrically Erasable Programmable Read-Only Memory) produced by STMicroelectronics. This device is organized as 32 K x 8 bits and is designed to operate with a supply voltage ranging from 1.65 V to 5.5 V. It supports various I²C bus modes, including Fast-mode Plus (1 MHz), Fast-mode (400 kHz), and Standard-mode (100 kHz). The EEPROM features an additional identification page and a configurable device address register, enhancing its versatility and security in various applications.
Key Specifications
| Specification | Value |
|---|---|
| Memory Size | 256 Kbit (32 Kbytes) |
| Organization | 32 K x 8 bits |
| Interface Type | I²C |
| Maximum Clock Frequency | 1 MHz |
| Supply Voltage | 1.65 V to 5.5 V |
| Operating Temperature Range | -40°C to +85°C |
| Write Cycle Time | Byte write: 5 ms, Page write: 5 ms |
| Read Modes | Random and sequential read modes |
| Write Protection | Whole memory array |
| Device Addressing | Configurable device address (CDA) register |
| ESD Protection | Enhanced ESD / latch-up protection |
| Write Cycles | More than 4 million write cycles |
| Data Retention | More than 200 years |
| Package Options | SO8N, TSSOP8, UFDFPN8, UFDFPN5 |
Key Features
- Identification Page: An additional 64-byte page for storing sensitive application parameters that can be permanently locked in read-only mode.
- Configurable Device Address: A non-volatile 8-bit register allowing users to configure up to eight possibilities of chip enable addresses.
- Write Protection: Write protection of the whole memory array, with the option to lock the configurable device address register.
- Enhanced ESD Protection: Improved ESD and latch-up protection for robust operation.
- High Write Cycle Endurance: More than 4 million write cycles and over 200 years of data retention.
- Multiple Package Options: Available in SO8N, TSSOP8, UFDFPN8, and UFDFPN5 packages, all of which are RoHS-compliant and halogen-free (ECOPACK2).
Applications
The M24256E-FMN6TP is suitable for a wide range of applications requiring non-volatile memory, such as:
- Industrial Automation: For storing configuration data and parameters in industrial control systems.
- Consumer Electronics: In devices like set-top boxes, gaming consoles, and other consumer electronics requiring secure and reliable data storage.
- Automotive Systems: For storing calibration data, configuration settings, and other critical information in automotive systems.
- Medical Devices: In medical equipment where data integrity and long-term retention are crucial.
- IoT Devices: For storing device configurations, firmware updates, and other data in Internet of Things (IoT) applications.
Q & A
- What is the memory size of the M24256E-FMN6TP?
The M24256E-FMN6TP has a memory size of 256 Kbit, organized as 32 K x 8 bits. - What are the supported I²C bus modes?
The device supports Fast-mode Plus (1 MHz), Fast-mode (400 kHz), and Standard-mode (100 kHz). - What is the supply voltage range for this EEPROM?
The supply voltage range is from 1.65 V to 5.5 V. - How many write cycles can the M24256E-FMN6TP endure?
The device can endure more than 4 million write cycles. - What is the data retention period of the M24256E-FMN6TP?
The data retention period is more than 200 years. - Does the M24256E-FMN6TP have any additional memory pages?
Yes, it has an additional 64-byte identification page that can be permanently locked in read-only mode. - How is the device address configured?
The device address can be configured using a non-volatile 8-bit configurable device address (CDA) register. - What types of packages are available for the M24256E-FMN6TP?
The device is available in SO8N, TSSOP8, UFDFPN8, and UFDFPN5 packages. - Is the M24256E-FMN6TP RoHS-compliant and halogen-free?
Yes, all packages are RoHS-compliant and halogen-free (ECOPACK2). - What is the operating temperature range of the M24256E-FMN6TP?
The operating temperature range is from -40°C to +85°C.
