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FM24W256-G
+BOMIC FRAM 256KBIT I2C 1MHZ 8SOIC
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Nhà sản xuấtCông ty bán dẫn Cypress
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Ông. Phần #FM24W256-G
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Bảng dữ liệu FM24W256-G DataSheet
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Gói SOIC-8
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Có sẵn6503
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Bulk,Tube |
| Series | F-RAM™ |
| Part Status | Active |
| Memory Type | Non-Volatile |
| Memory Format | FRAM |
| Technology | FRAM (Ferroelectric RAM) |
| Memory Size | 256Kb (32K x 8) |
| Memory Interface | I²C |
| Clock Frequency | 1 MHz |
| Access Time | 550 ns |
| Voltage - Supply | 2.7V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
The FM24W256-G operates over a wide voltage range from 2.7V to 3.6V and is compatible with the I2C interface, making it suitable for a variety of applications, including industrial control, medical devices, and consumer electronics. It supports up to 1 million write/read cycles, which is significantly higher than typical EEPROMs, and retains data for over 10 years at +85°C. The device is housed in an 8-pin SOIC package, facilitating easy integration into existing designs. Its robust data retention and fast access times make it ideal for applications requiring reliable and efficient data storage.
Equivalent
1. Cypress CY15B256Q: 256-Kbit F-RAM with I2C interface.
2. Rohm BR24T256-W: 256-Kbit I2C EEPROM with similar characteristics.
3. Adesto Technologies AT24C256B: 256-Kbit I2C EEPROM, while not F-RAM, can be an alternative for certain applications.
Ensure compatibility in terms of electrical specifications and interface for your specific application needs.
Features
1. Non-Volatility: Retains data without power, combining the speed of RAM with the non-volatility of flash memory.
2. High Endurance: Capable of over 10 trillion read/write cycles, offering superior longevity compared to traditional EEPROM and flash.
3. Fast Writes: Supports write speeds comparable to RAM, eliminating the delays typically associated with EEPROM.
4. Low Power Consumption: Operates at low power, suitable for battery-operated devices.
5. I2C Interface: Supports standard I2C interface, allowing easy integration with various microcontrollers.
6. Wide Voltage Range: Operates between 2.7V and 3.6V, providing flexibility for different applications.
7. Data Retention: Offers data retention for over 151 years, ensuring long-term reliability.
8. RoHS Compliant: Meets environmental standards for lead-free and safe manufacturing.
These features make the FM24W256-G ideal for applications requiring reliable, high-speed, non-volatile memory.
Pinout
1. A0 - A14: Address pins used to select a memory location.
2. DQ0 - DQ7: Data bus for input/output.
3. /WP (Write Protect): Write protection input.
4. /CE (Chip Enable): Activates the device when low.
5. /WE (Write Enable): Enables write operations when low.
6. /OE (Output Enable): Enables output operations when low.
7. VDD: Power supply voltage.
8. VSS (Ground): Ground.
Please refer to the specific datasheet for detailed pin configurations and descriptions, as they can vary slightly depending on the package type and manufacturer.
Manufacturer
Application
1. Industrial Systems: Used in control systems for data logging and ensuring data integrity during power failures.
2. Automotive: Employed in infotainment systems and advanced driver-assistance systems (ADAS) for quick data access and storage.
3. Medical Devices: Utilized for patient data storage and device configuration settings in portable and implantable devices.
4. Consumer Electronics: Integrated into smart appliances and IoT devices for efficient data handling.
5. Telecommunications: Supports network routers and switches in managing large data transfers efficiently.
These applications benefit from the chip’s durability and low power consumption.