Overview
The AT24C02A-10PI-2.7 is a 2Kbit serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. This device 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 essential. The AT24C02A-10PI-2.7 features a 2-wire serial interface and is available in an 8-pin PDIP (Plastic Dual In-Line Package) package, making it suitable for a wide range of applications requiring non-volatile memory.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | AT24C02A-10PI-2.7 |
| Manufacturer | Microchip Technology |
| Package/Case | 8-DIP (0.300", 7.62mm) |
| Memory Type | Non-Volatile EEPROM |
| Memory Size | 2Kbit (256 x 8) |
| Memory Interface | I²C, 2-Wire Serial |
| Voltage - Supply | 2.7V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Write Cycle Time - Word, Page | 5ms |
| Access Time | 900 ns |
| Clock Frequency | 400 kHz |
| Endurance | 1 Million Write Cycles |
| Data Retention | 100 Years |
| ESD Protection | >3000V |
Key Features
- Low Voltage Operation: The device operates within a voltage range of 2.7V to 5.5V, making it suitable for low-power applications.
- 2-Wire Serial Interface: The AT24C02A-10PI-2.7 uses an I²C-compatible 2-wire serial interface for bidirectional data transfer.
- Hardware Data Protection: The device includes a Write Protect pin for hardware data protection, ensuring that the data is secure from unauthorized writes.
- High Reliability: It offers high reliability with 1 million write cycles and 100 years of data retention.
- Noise Suppression: The device features Schmitt trigger, filtered inputs for noise suppression, enhancing signal integrity.
- Partial Page Writes: The device allows partial page writes, which is useful for applications requiring flexible data management.
Applications
The AT24C02A-10PI-2.7 is optimized for use in many industrial and commercial applications where low power and low voltage operation are essential. Some common applications include:
- Industrial control systems
- Consumer electronics
- Automotive systems
- Medical devices
- Any application requiring non-volatile memory with low power consumption
Q & A
- What is the memory size of the AT24C02A-10PI-2.7?
The memory size is 2Kbit, organized as 256 x 8 bits.
- What is the operating voltage range of the AT24C02A-10PI-2.7?
The operating voltage range is 2.7V to 5.5V.
- What type of interface does the AT24C02A-10PI-2.7 use?
The device uses an I²C-compatible 2-wire serial interface.
- What is the maximum write cycle endurance of the AT24C02A-10PI-2.7?
The device can endure up to 1 million write cycles.
- How long does the AT24C02A-10PI-2.7 retain data?
The device retains data for up to 100 years.
- What is the purpose of the Write Protect pin on the AT24C02A-10PI-2.7?
The Write Protect pin provides hardware data protection, preventing unauthorized writes to the memory.
- What is the clock frequency of the AT24C02A-10PI-2.7?
The clock frequency is up to 400 kHz.
- What is the access time of the AT24C02A-10PI-2.7?
The access time is 900 ns.
- Is the AT24C02A-10PI-2.7 compliant with ROHS regulations?
Yes, the device is ROHS compliant.
- What is the operating temperature range of the AT24C02A-10PI-2.7?
The operating temperature range is -40°C to 85°C.
