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25AA1024-I/SM
+BOMIC EEPROM 1MBIT SPI 20MHZ 8SOIJ
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Nhà sản xuấtCông nghệ Microchip
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Ông. Phần #25AA1024-I/SM
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Bảng dữ liệu 25AA1024-I/SM DataSheet
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Gói SOIJ-8
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Part Status | Active |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 1Mb (128K x 8) |
| Memory Interface | SPI |
| Clock Frequency | 20 MHz |
| Write Cycle Time - Word Page | 6ms |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
The EEPROM communicates via the Serial Peripheral Interface (SPI) protocol, which ensures fast and efficient data transfer with clock rates up to 10 MHz. Key features include low power consumption, write protection, and the capability to perform over one million erase/write cycles. It also retains data for over 200 years, ensuring reliability and longevity.
The 25AA1024-I/SM comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, making it compact and easy to integrate into designs. Its functionality and robustness make it ideal for applications requiring reliable data storage and retrieval.
Equivalent
1. AT25M01 from Microchip Technology
2. 25LC1024 from Microchip Technology
3. M95M01 from STMicroelectronics
4. AT25128/256 from Atmel (now part of Microchip Technology)
These alternatives offer similar non-volatile memory capacities and interfaces suitable for applications requiring serial EEPROM solutions. Always check specific datasheets to ensure full compatibility for your application needs.
Features
1. Capacity: 1024 Kbit (128 KB) organized as 131,072 x 8 bits.
2. Interface: Utilizes the SPI (Serial Peripheral Interface) for communication.
3. Operating Voltage: Supports a wide range of supply voltages from 1.8V to 5.5V.
4. Speed: Capable of operating at clock frequencies up to 20 MHz.
5. Write Cycle: Features a page write capability of up to 256 bytes per page.
6. Endurance: Provides a minimum of 1,000,000 erase/write cycles per page.
7. Data Retention: Offers data retention of more than 200 years.
8. Temperature Range: Supports an industrial temperature range from -40°C to +85°C.
9. Package: Available in an 8-pin SOIC package.
10. Security: Includes write protection features to prevent accidental data corruption.
These features make the 25AA1024-I/SM suitable for applications requiring reliable, non-volatile memory storage with low power consumption and high endurance.
Pinout
Here is a brief overview of the pin functions:
1. CS (Chip Select): This pin enables the device. Communication is enabled when this pin is low.
2. SO (Serial Data Out): The pin used to transfer data out of the chip.
3. WP (Write Protect): This pin is used to protect the content of the EEPROM from being overwritten.
4. VSS: Ground pin for the device.
5. SI (Serial Data In): The pin used to transfer data into the chip.
6. SCK (Serial Clock): This pin is used to provide a clock signal to synchronize data transfers.
7. HOLD: This pin allows the device to pause serial communication without resetting the SPI bus.
8. VCC: Power supply pin for the device.
The 25AA1024 offers 1 Mbit (128K x 8) of storage with low-power consumption and reliable data retention characteristics, suitable for various data storage applications.