Overview
The M24C32-RMN6TP is a 32-Kbit I2C-compatible EEPROM (Electrically Erasable Programmable Memory) produced by STMicroelectronics. This device is organized as 4 K × 8 bits, providing a total of 32 Kbits (4 Kbytes) of EEPROM memory. It is designed to operate over a wide voltage range and temperature spectrum, making it versatile for various applications. The M24C32-RMN6TP supports multiple I2C bus modes, including standard mode (100 kHz), fast mode (400 kHz), and fast mode plus (1 MHz), ensuring compatibility with a range of system requirements.
Key Specifications
| Parameter | Description |
|---|---|
| Memory | 32 Kbit (4 Kbyte) EEPROM |
| Memory Organization | 4 K × 8 bits |
| Interface | I2C |
| I2C Bus Modes | 1 MHz (fast mode plus), 400 kHz (fast mode), 100 kHz (standard mode) |
| Operating Voltage | 1.8 V to 5.5 V (M24C32-R) |
| Operating Temperature | -40 °C to +85 °C |
| Page Size | 32 bytes |
| Write Cycle Time | Byte and page write within 5 ms (3.2 ms typical) |
| Write Cycles | More than 4 million write cycles |
| Data Retention | More than 200 years |
| Package | SO8, TSSOP8, UFDFPN8, UFDFPN5 (ECOPACK2), WLCSP4 4-ball |
Key Features
- I2C Interface: Compatible with standard, fast, and fast mode plus I2C bus modes.
- Memory Protection: Hardware write protection of the whole memory array.
- Advanced Write Capabilities: Page write mode allowing up to 32 bytes to be written in a single cycle.
- Identification Page: An additional 32-byte identification page (for M24C32-D) that can be permanently locked in read-only mode.
- ESD/Latch-up Protection: Enhanced protection against electrostatic discharge and latch-up.
- Read Modes: Supports random and sequential read modes.
- Power-On Reset (POR): Ensures the device does not respond to instructions until the supply voltage reaches the internal reset threshold.
Applications
The M24C32-RMN6TP is suitable for a wide range of applications due to its versatility and robust features. Some common applications include:
- Industrial Automation: For storing configuration data and parameters in industrial control systems.
- Consumer Electronics: In devices such as smart home appliances, audio equipment, and other consumer electronics requiring non-volatile memory.
- Automotive Systems: For storing calibration data, configuration settings, and other critical information in automotive systems.
- Medical Devices: To store patient data, device settings, and calibration parameters in medical equipment.
- IoT Devices: For storing configuration data, firmware updates, and other non-volatile information in Internet of Things (IoT) devices.
Q & A
- What is the memory capacity of the M24C32-RMN6TP?
The M24C32-RMN6TP has a memory capacity of 32 Kbits (4 Kbytes) organized as 4 K × 8 bits.
- What are the supported I2C bus modes for the M24C32-RMN6TP?
The device supports standard mode (100 kHz), fast mode (400 kHz), and fast mode plus (1 MHz).
- What is the operating voltage range for the M24C32-RMN6TP?
The operating voltage range is from 1.8 V to 5.5 V.
- What is the maximum write cycle time for the M24C32-RMN6TP?
The byte and page write cycle time is within 5 ms (3.2 ms typical).
- How many write cycles can the M24C32-RMN6TP endure?
The device can endure more than 4 million write cycles.
- What is the data retention period for the M24C32-RMN6TP?
The data retention period is more than 200 years.
- Does the M24C32-RMN6TP have any special memory protection features?
Yes, it has hardware write protection for the whole memory array and an additional identification page that can be permanently locked in read-only mode (for M24C32-D).
- What types of read modes are supported by the M24C32-RMN6TP?
The device supports random and sequential read modes.
- What is the purpose of the power-on reset (POR) feature in the M24C32-RMN6TP?
The POR feature ensures that the device does not respond to any instructions until the supply voltage reaches the internal reset threshold, preventing inadvertent write operations during power-up.
- What are the available package options for the M24C32-RMN6TP?
The device is available in SO8, TSSOP8, UFDFPN8, UFDFPN5 (ECOPACK2), and WLCSP4 4-ball packages.
