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25LC1024-I/SM
+Lista de MateriaisIC EEPROM 1MBIT SPI 20MHZ 8SOIJ
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FabricanteTecnologia Microchip
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Peça do Fabricante #25LC1024-I/SM
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Ficha Técnica 25LC1024-I/SM 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 | 1Mb (128K x 8) |
| MemoryInterface | SPI |
| ClockFrequency | 20 MHz |
| WriteCycleTime-WordPage | 6ms |
| Voltage-Supply | 2.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.209, 5.30mm Width) |
Visão Geral
Description
Key features include:
- Operating voltage range from 2.5V to 5.5V.
- Low-power CMOS technology.
- High endurance with over 1 million erase/write cycles.
- Data retention of over 200 years.
- Byte-level and page-level write capabilities.
- Clock speeds up to 10 MHz.
The device supports sequential and random reads, and the status register allows for write protection control. It also features a write-in-progress (WIP) bit to indicate the write status. The 25LC1024-I/SM is available in a small 8-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for space-constrained applications. It is commonly used in industrial, automotive, and consumer electronics for tasks like data logging, configuration storage, and firmware updates.
Equivalent
Features
The device features a low-power design, with standby and active current consumption optimized for battery-powered applications. It includes data protection mechanisms like write protection via a write-protect pin and block protection through status register bits. The endurance of the 25LC1024-I/SM is notable, with a write cycle endurance of 1,000,000 cycles and data retention of over 200 years, ensuring reliability over time. It comes in an 8-SOIC package, suitable for space-constrained designs. Overall, this EEPROM is ideal for applications requiring non-volatile data storage with high reliability and ease of use.
Pinout
1. CS (Chip Select): Activates the device when low; used to initiate and terminate a communication session.
2. SO (Serial Data Out): Outputs data to the SPI bus; data is transferred from the EEPROM to the microcontroller.
3. WP (Write Protect): Used to protect the entire memory from write operations when held low.
4. VSS (Ground): Ground reference for the power supply.
5. SI (Serial Data In): Inputs data into the device; used for receiving instructions and data.
6. SCK (Serial Clock): Clock input for synchronizing communication; controls data flow.
7. HOLD: Suspends communication without resetting the serial sequence; used to pause data transmission.
8. VCC (Power Supply): Positive supply voltage for the EEPROM.
This pin configuration enables the 25LC1024 to communicate effectively with a microcontroller via the SPI protocol, allowing for serial data input/output, clock signal handling, and write protection.
Manufacturer
Application
1. Consumer Electronics: Used for storing user settings and configuration data.
2. Industrial Systems: Ideal for data logging and recording system parameters.
3. Automotive: Employed for diagnostics data storage and firmware updates.
4. Medical Devices: Utilized for storing patient data and device calibration settings.
5. Computing Devices: Suitable for BIOS storage and firmware updates.
6. Networking Equipment: Used for storing configuration data and MAC addresses.
Its SPI interface and wide operating temperature range make it versatile for various environments.