| Allicdata Part #: | 25AA640A-I/ST-ND |
| Manufacturer Part#: |
25AA640A-I/ST |
| Price: | $ 0.43 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Microchip Technology |
| Short Description: | IC EEPROM 64K SPI 10MHZ 8TSSOP |
| More Detail: | EEPROM Memory IC 64Kb (8K x 8) SPI 10MHz 8-TSSOP |
| DataSheet: |  25AA640A-I/ST Datasheet/PDF |
| Quantity: | 1266 |
| 1 +: | $ 0.39060 |
| 25 +: | $ 0.37649 |
Specifications
| Series: | -- |
| Packaging: | Tube |
| Part Status: | Active |
| Memory Type: | Non-Volatile |
| Memory Format: | EEPROM |
| Technology: | EEPROM |
| Memory Size: | 64Kb (8K x 8) |
| Clock Frequency: | 10MHz |
| Write Cycle Time - Word, Page: | 5ms |
| Memory Interface: | SPI |
| Voltage - Supply: | 1.8 V ~ 5.5 V |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 8-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package: | 8-TSSOP |
| Base Part Number: | 25AA640A |
Description
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The 25AA640A-I/ST is a non-volatile memory device that can be found across a variety of electronic products. It is characterised by its small physical size, low power consumption and high reliability, making it an ideal choice for use in embedded systems and other applications where small form factors and low power consumption are necessary. It is also widely used in a range of industrial and consumer applications, including automotive, gaming, audio/visual equipment, medical devices, industrial control systems, and various others. The 25AA640A-I/ST is capable of providing a wide range of memory functions depending on the programmed application.The 25AA640A-I/ST is a Flash memory device, based on the Serial Peripheral Interface (SPI) protocol. SPI is a serial communication protocol that is used to communicate with memory devices and other components. It allows for fast data transfer rates and is often used in embedded systems and other applications where high speed data processing is a requirement. As a non-volatile memory, the 25AA640A-I/ST is able to store data even when the power is turned off. This is important for systems that need to remember certain settings and parameters even when the power is switched off and on again.The 25AA640A-I/ST is a 3-wire device with a pinout that is compatible with SPI bus systems. The device provides a range of features including data protection, sector programming, and block protection, making it suitable for a variety of advanced memory applications. It is based on a 64K bit memory array, which can be configured to store up to 8K bytes of data. The device also includes an internal write protection and a unique ID that prevents unauthorised access to the memory.The 25AA640A-I/ST has a number of applications in various industrial and consumer products. It can be used in embedded systems to store configuration parameters, program codes, and other data. It can also be used to store diagnostic data in automotive products, to provide audio or visual data storage in audio/video equipment, and in gaming systems to store game codes and data.The 25AA640A-I/ST is a highly reliable device, with an end of life cycle lasting up to 20 years. This makes it an ideal choice for applications where the memory needs to remain functional for an extended period of time. The device is also designed to minimise the risk of data corruption due to power fluctuations, as its non-volatile design means it will retain data even when the power is disconnected.The working principle of the 25AA640A-I/ST is based on the Serial Peripheral Interface (SPI) protocol. This protocol involves the transfer of data packets between the device and the attached microcontroller. The transfer process begins when the microcontroller initiates the transaction by sending a command via the SPI bus. The device will then interpret the command and execute the necessary action, i.e. sending data, receiving data, or performing an erase or write operation.The 25AA640A-I/ST is a reliable, low power and small form factor memory device and is an ideal choice for use in embedded systems and other applications where small form factors and low power consumption are necessary. It is widely used in automotive, gaming, audio/visual equipment, medical devices, industrial control systems and a range of other applications. Its SPI protocol is a fast and reliable method for data transfer and the device is designed to be highly reliable and to minimise the risk of data corruption.
The specific data is subject to PDF, and the above content is for reference
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