25AA040A/W16K Allicdata Electronics
Allicdata Part #:

25AA040A/W16K-ND

Manufacturer Part#:

25AA040A/W16K

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: Microchip Technology
Short Description: IC EEPROM 4K SPI 10MHZ WAFER
More Detail: EEPROM Memory IC 4Kb (512 x 8) SPI 10MHz Die
DataSheet: 25AA040A/W16K datasheet25AA040A/W16K Datasheet/PDF
Quantity: 1000
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
Specifications
Series: --
Packaging: Tray 
Part Status: Active
Memory Type: Non-Volatile
Memory Format: EEPROM
Technology: EEPROM
Memory Size: 4Kb (512 x 8)
Clock Frequency: 10MHz
Write Cycle Time - Word, Page: 5ms
Memory Interface: SPI
Voltage - Supply: 1.8 V ~ 5.5 V
Operating Temperature: 0°C ~ 70°C (TA)
Mounting Type: Surface Mount
Package / Case: Die
Supplier Device Package: Die
Description

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Memory: 25AA040A/W16K Application Field and Working Principle

The 25AA040A/W16K is an EEPROM memory device that is part of the Microchip family of products. It is a small, non-volatile memory device that can be used as either a serial memory or random access memory (RAM). This particular device has a 4kbit of standard non-volatile memory.

The 25AA040A/W16K is an ideal choice for applications that require the storage and retrieval of data, whether it is for a simple archival application or for a more specific application such as a data logging system. This device’s serial operation enables a broad range of applications and gives designers the flexibility of working with a wide array of circuits and configurations, from simple single-master, to complex multi-master, asynchronous systems.

Application Field

The 25AA040A/W16K is a popular choice for non-volatile memory applications. It can be used as part of an in-circuit serial programming system, for remote control of systems, in data logging applications and for archival storage of configuration data. It is also used for reliable backup storage due to its low power consumption, making it an ideal choice for systems operating under low voltage or energy constraint.

The 25AA040A/W16K can also be used for real-time clock and calendar applications, data storage and retrieval from remote or out of range systems, such as satellite data transmission and remote control systems, and for environmental monitoring applications such as temperature or motion sensors.

Working Principle

The 25AA040A/W16K utilizes a serial bus protocol, which allows multiple devices to be connected together on a single data line. This protocol is known as the Serial Peripheral Interface (SPI) and is supported by virtually all microprocessors. The SPI bus supports bidirectional data transfer between devices and the master device, which is usually the microprocessor.

The 25AA040A is divided into pages, each containing 256 bytes of data. Pages can be erased and reprogrammed in-circuit using the SPI commands. The memory device has a built-in write-protection mechanism to prevent accidental changes to programmed data. It can be utilized in a master-slave or a broadcast network and can be used to transmit data to up to 256 individual devices. The maximum data rate of the device is 200kHz.

Conclusion

The 25AA040A/W16K is a versatile, non-volatile memory device that is an ideal choice for applications where data storage and retrieval is needed. Its low-power operation makes it an attractive choice for energy constrained systems. It offers the user a variety of setups and configurations, as well as a high rate of data transfer and its power loss write-protection feature can provide reliable data backup.

The specific data is subject to PDF, and the above content is for reference

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