Overview
The AT24C02A-10TI-1.8 is a 2Kbit (256 x 8) serial Electrically Erasable and Programmable Read-Only Memory (EEPROM) manufactured by Microchip Technology. This device is part of the AT24C02A series and is designed for use in various industrial and commercial applications where low power and low voltage operation are essential. The EEPROM features a 2-wire serial interface and is available in an 8-pin Thin Shrink Small Outline Package (TSSOP), making it suitable for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Technology |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 2Kb (256 x 8) |
| Memory Interface | I²C |
| Clock Frequency | 400kHz |
| Write Cycle Time - Word, Page | 5ms |
| Access Time | 900ns |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) |
Key Features
- 2-Wire Serial Interface: Supports bidirectional data transfer protocol with Schmitt Trigger, filtered inputs for noise suppression.
- Low Voltage Operation: Compatible with supply voltages from 1.8V to 5.5V.
- High Reliability: Endurance of 1 million write cycles, data retention of 100 years, and ESD protection greater than 3000V.
- Write Protect Pin: Provides hardware data protection with different array protection schemes.
- Partial Page Writes: Allows for flexible data writing in 8-byte pages.
- Self-Timed Write Cycle: Maximum write cycle time of 10ms.
Applications
The AT24C02A-10TI-1.8 is suitable for a wide range of applications, including:
- Industrial control systems where low power and low voltage operation are critical.
- Consumer electronics requiring non-volatile memory for configuration and data storage.
- Automotive systems that need reliable and durable memory solutions.
- Medical devices and equipment that require secure and stable data storage.
- IoT devices and smart home applications where space and power efficiency are important.
Q & A
- What is the memory size of the AT24C02A-10TI-1.8? The memory size is 2Kb, organized as 256 x 8 bits.
- What is the memory interface used by this EEPROM? The memory interface is I²C.
- What is the maximum clock frequency for this device? The maximum clock frequency is 400kHz.
- What is the write cycle time for this EEPROM? The write cycle time is 5ms.
- What is the operating temperature range for this device? The operating temperature range is -40°C to 85°C.
- What package type is used for the AT24C02A-10TI-1.8? The package type is 8-TSSOP (0.173", 4.40mm Width).
- Does this device support low voltage operation? Yes, it supports supply voltages from 1.8V to 5.5V.
- What is the endurance of this EEPROM? The endurance is 1 million write cycles.
- How long does the data retention last? The data retention lasts for 100 years.
- Is there any hardware data protection feature? Yes, it includes a write protect pin for hardware data protection.
