Overview
The Microchip Technology 24AA02E48T-I/OT is a 2 Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) device. It is part of the 24AA02 series and features a 2-wire serial interface compatible with the I2C protocol. This EEPROM is organized as two blocks of 128 x 8-bit memory, making it suitable for applications requiring non-volatile data storage. The device is available in a 5-lead SOT-23-5 package and is designed for low-power operation, with a supply voltage range of 1.7 V to 5.5 V.
Key Specifications
| Attribute | Value |
|---|---|
| Memory Density | 2 Kbit (256 x 8) |
| Supply Voltage | 1.7 V to 5.5 V |
| Clock Frequency | Up to 400 kHz |
| Write Cycle Time | 5 ms (max) |
| Data Retention | >200 years |
| Interface Type | I2C |
| Access Time | 900 ns (max) |
| Operating Temperature Range | -40°C to +85°C |
| Number of Terminals | 5 |
| Package Style | SOT-23-5 (SOT-25) |
| Mounting Method | Surface Mount |
| Max Number of Cycles | 1 million |
Key Features
- Pre-programmed Globally Unique, 48-bit Node Address compatible with EUI-48™ and EUI-64™
- Single supply with operation down to 1.7 V
- Low-power CMOS technology: read current 1 mA (max), standby current 1 μA (max)
- 2-wire serial interface, I2C™ compatible
- Schmitt Trigger inputs for noise suppression
- Output slope control to eliminate ground bounce
- 100 kHz and 400 kHz clock compatibility
- Page write time 3 ms (typical)
- Self-timed erase/write cycle
- 8-byte page write buffer
- ESD protection >4,000 V
- More than 1 million erase/write cycles
- Data retention >200 years
- Factory programming available
- Pb-free and RoHS compliant
Applications
The Microchip 24AA02E48T-I/OT is suitable for a variety of applications that require non-volatile data storage, including:
- Industrial automation and control systems
- Automotive systems requiring unique node addresses
- Consumer electronics needing low-power memory solutions
- Medical devices requiring reliable data storage
- IoT devices that need unique identifiers and low-power operation
Q & A
- What is the memory density of the 24AA02E48T-I/OT?
The memory density is 2 Kbit, organized as 256 x 8 bits.
- What is the operating voltage range of the 24AA02E48T-I/OT?
The operating voltage range is from 1.7 V to 5.5 V.
- What is the maximum clock frequency for the I2C interface?
The maximum clock frequency is 400 kHz.
- How many erase/write cycles can the 24AA02E48T-I/OT endure?
The device can endure more than 1 million erase/write cycles.
- What is the data retention period for the 24AA02E48T-I/OT?
The data retention period is more than 200 years.
- Is the 24AA02E48T-I/OT RoHS compliant?
- What package styles are available for the 24AA02E48T-I/OT?
The device is available in 5-lead SOT-23-5 and 8-lead SOIC packages.
- Does the 24AA02E48T-I/OT have built-in ESD protection?
- Can the 24AA02E48T-I/OT be used in industrial temperature ranges?
- Is factory programming available for the 24AA02E48T-I/OT?
