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24LC02BT-E/OT
+BOMIC EEPROM 2KBIT I2C SOT23-5
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Nhà sản xuấtCông nghệ Microchip
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Ông. Phần #24LC02BT-E/OT
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Bảng dữ liệu 24LC02BT-E/OT DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| PartStatus | Active |
| DigiKeyProgrammable | Verified |
| MemoryType | Non-Volatile |
| MemoryFormat | EEPROM |
| Technology | EEPROM |
| MemorySize | 2Kbit |
| MemoryOrganization | 256 x 8 |
| MemoryInterface | I2C |
| WriteCycleTime-Word,Page | 5ms |
| Voltage-Supply | 2.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
| SupplierDevicePackage | SOT-23-5 |
| BaseProductNumber | 24LC02 |
| ClockFrequency | 400 kHz |
| AccessTime | 900 ns |
Tổng quan
Description
Key features include an I2C-compatible two-wire interface, allowing easy integration with microcontrollers. It supports a bus speed of up to 400kHz and features byte-level and page-level write capabilities. The EEPROM is organized as 256 x 8-bit memory, ensuring flexibility in data storage.
This model offers a hardware write-protect feature, enhancing data integrity by preventing accidental overwrites. Its low power consumption and wide voltage range make it ideal for battery-operated devices. The 24LC02BT-E/OT is available in standard and small-outline packages, ensuring design versatility for compact applications.
Equivalent
1. AT24C02 by Atmel/Microchip
2. CAT24C02 by ON Semiconductor
3. M24C02 by STMicroelectronics
4. BR24C02 by Rohm
5. S-24C02 by Seiko Instruments
These alternatives typically offer similar features like I2C interface and 2Kb memory capacity but may vary in operating voltage and temperature ranges. Always verify compatibility with your specific application requirements.
Features
1. I2C Interface: It supports a two-wire I2C protocol for easy communication.
2. Low Voltage Operation: Operates in a wide voltage range of 1.7V to 5.5V.
3. Low Power Consumption: Features a standby current of 1µA maximum and active current of 1mA maximum.
4. Data Retention and Endurance: Offers data retention of over 200 years and a write endurance of 1 million cycles per byte.
5. Page Write Capability: Supports up to 16-byte page write functionality.
6. Wide Temperature Range: Suitable for industrial temperature range of -40°C to +85°C.
7. Security: Includes a hardware write-protect pin for secure data handling.
These features make it suitable for various applications requiring reliable, low-power EEPROM storage, such as consumer electronics, medical devices, and industrial controllers.
Pinout
1. A0, A1, A2: These are address pins used for device addressing, allowing multiple devices on the same bus.
2. VSS: Ground reference for the chip.
3. SDA (Serial Data): Used for bidirectional data transfer between the microcontroller and the EEPROM.
4. SCL (Serial Clock): Clock line for synchronizing data transfer.
5. WP (Write-Protect): Disables write operations if tied to a high voltage.
6. VCC: Supply voltage for the chip.
The 24LC02BT-E/OT is primarily used for storing small amounts of non-volatile data that need to be retained across power cycles, such as calibration settings or device configurations. It utilizes I2C communication protocol for data transfer, making it suitable for various applications that require persistent memory storage.
Manufacturer
Application
1. Consumer Electronics: Storing configuration settings and user preferences.
2. Industrial Automation: Retaining calibration data and system logs.
3. Medical Devices: Recording patient data and device settings.
4. Telecommunications: Holding network configurations and firmware updates.
5. Automotive Systems: Keeping non-volatile data such as service records and settings.
6. Office Equipment: Maintaining printer settings and user profiles.
These applications benefit from the EEPROM's low power consumption, small size, and reliable data retention.