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24LC256-I/SN
+Lista de MateriaisIC EEPROM 256KBIT I2C 8SOIC
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FabricanteTecnologia Microchip
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Peça do Fabricante #24LC256-I/SN
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Ficha Técnica 24LC256-I/SN DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Active |
| MemoryType | Non-Volatile |
| MemoryFormat | EEPROM |
| Technology | EEPROM |
| MemorySize | 256Kb (32K x 8) |
| MemoryInterface | I²C |
| ClockFrequency | 400 kHz |
| WriteCycleTime-WordPage | 5ms |
| AccessTime | 900 ns |
| Voltage-Supply | 2.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features include:
1. I2C Interface: It supports a two-wire I2C bus for communication, allowing multiple devices to be connected on the same bus.
2. Wide Voltage Range: Operates over a range of 2.5V to 5.5V, making it versatile for different power supply conditions.
3. Low-Power Consumption: Consumes minimal power, making it suitable for battery-operated devices.
4. Page Write Capability: Supports up to 64-byte page writes, enhancing data transfer efficiency.
5. Data Retention and Endurance: Offers over 1 million erase/write cycles and retains data for more than 200 years.
The 24LC256-I/SN is housed in an 8-pin SOIC package, making it compact and easy to integrate into PCB designs.
Equivalent
1. AT24C256C from Microchip
2. CAT24C256 from ON Semiconductor
3. M24C256 from STMicroelectronics
4. FM24C256 from Cypress (Infineon)
5. BR24G256 from ROHM
Always ensure compatibility with specifications like voltage range, temperature range, and package type when selecting an equivalent.
Features
Pinout
1. A0, A1, A2 (Pins 1, 2, 3): These are address pins used for hardware addressing. They allow up to eight devices on the same I2C bus by altering the device address.
2. VSS (Pin 4): This is the ground pin and should be connected to a common ground in the circuit.
3. SDA (Pin 5): Serial Data. This pin is used for data input and output in the I2C communication protocol.
4. SCL (Pin 6): Serial Clock. This pin is used to synchronize data transfer between the microcontroller and the EEPROM.
5. WP (Pin 7): Write-Protect. This pin prevents write operations on the EEPROM when connected to VCC (logical high).
6. VCC (Pin 8): Supply Voltage. This pin should be connected to the positive supply voltage, typically between 2.5V and 5.5V.
The 24LC256-I/SN is used for non-volatile storage in various applications, retaining data even when powered off.
Manufacturer
Application
1. Consumer Electronics: For storing configuration settings and user preferences.
2. Industrial Automation: For data logging and storing calibration data.
3. Medical Devices: For maintaining patient records and device configurations.
4. Automotive: For non-volatile storage of vehicle settings and diagnostic data.
5. Communication Systems: To save network configurations.
6. IoT Devices: For storing firmware updates and sensor data.
7. Home Appliances: To retain user settings and operational parameters.
Its non-volatile memory and low power consumption make it ideal for systems requiring reliable data retention.