Overview
The AT24C02A-10PI is a 2Kbit serial electrically erasable and programmable read-only memory (EEPROM) device manufactured by Microchip Technology. This component is part of the AT24C02A series and is optimized for use in various industrial and commercial applications where low power and low voltage operation are crucial. The device features a 2-wire serial interface and is available in an 8-pin PDIP package, making it suitable for a wide range of applications requiring non-volatile memory storage.
Key Specifications
| Parameter | Value |
|---|---|
| Memory Format | EEPROM |
| Memory Size | 2Kbit (256 x 8) |
| Memory Interface | I²C |
| Clock Frequency | 400 kHz (5V), 100 kHz (1.8V, 2.5V, 2.7V) |
| Write Cycle Time - Word, Page | 5 ms |
| Access Time | 900 ns |
| Voltage - Supply | 2.7V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP |
| Base Part Number | AT24C02 |
Key Features
- Write Protect Pin for Hardware Data Protection: Utilizes different array protection compared to the AT24C02/04/08 series.
- Low Voltage and Standard Voltage Operation: Supports operation at 1.8V, 2.5V, 2.7V, and 5.0V (4.5V to 5.5V) supply voltages.
- Internally Organized Memory: 256 x 8 bits (2Kbit) organization.
- 2-Wire Serial Interface: Bidirectional data transfer protocol with Schmitt trigger, filtered inputs for noise suppression.
- High Reliability: Endurance of 1 million write cycles, data retention of 100 years, and ESD protection >3000V.
- Partial Page Writes Allowed: Supports 8-byte page writes for the 2Kbit version.
- Self-Timed Write Cycle: Maximum write cycle time of 10 ms.
- Automotive Grade and Extended Temperature Devices Available: Suitable for industrial and commercial applications requiring robust temperature performance.
Applications
The AT24C02A-10PI is designed for use in various industrial and commercial applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Any application requiring non-volatile memory storage with low power and low voltage operation.
Q & A
- What is the memory size of the AT24C02A-10PI?
The AT24C02A-10PI has a memory size of 2Kbit, organized as 256 x 8 bits.
- What is the memory interface of the AT24C02A-10PI?
The device uses a 2-wire serial interface (I²C).
- What are the supported supply voltages for the AT24C02A-10PI?
The device supports supply voltages from 2.7V to 5.5V.
- What is the maximum write cycle time for the AT24C02A-10PI?
The maximum write cycle time is 5 ms.
- Does the AT24C02A-10PI have hardware data protection?
Yes, it features a Write Protect pin for hardware data protection.
- What is the operating temperature range of the AT24C02A-10PI?
The operating temperature range is -40°C to 85°C.
- What package types are available for the AT24C02A series?
The AT24C02A series is available in 8-pin PDIP, 8-pin and 14-pin JEDEC SOIC, and 8-pin TSSOP packages.
- What is the endurance of the AT24C02A-10PI?
The device has an endurance of 1 million write cycles.
- How long does the AT24C02A-10PI retain data?
The device retains data for 100 years.
- Is the AT24C02A-10PI suitable for automotive applications?
Yes, it is available in automotive grade and extended temperature versions.
