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AT45DB081D-SSU

Name: AT45DB081D-SSU
Rating: 4.7 (12 reviews)

IC FLASH 8MBIT SPI 66MHZ 8SOIC

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Mfr。パート #AT45DB081D-SSU
パッケージ SOIC-8
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仕様

Package	Tube
ProductStatus	Obsolete
MemoryType	Non-Volatile
MemoryFormat	FLASH
Technology	FLASH
MemorySize	8Mb (264 Bytes x 4096 pages)
MemoryInterface	SPI
ClockFrequency	66 MHz
WriteCycleTime-WordPage	4ms
Voltage-Supply	2.7V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C (TC)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概要

Description

The AT45DB081D-SSU is a serial NOR flash memory chip manufactured by Microchip Technology. It features an 8-megabit (1 MB) storage capacity, which is organized as 1024 pages of 256 bytes each, allowing for efficient data storage and retrieval. This memory device utilizes a SPI (Serial Peripheral Interface) bus for communication, enabling high-speed data transfer rates up to 66 MHz.
One of its key features is the ability to execute code directly from the flash memory, making it suitable for embedded applications. The AT45DB081D also supports sector and page erase functions, enhancing flexibility in memory management. Its low power consumption makes it ideal for battery-operated devices. The device comes in a compact SOIC-8 package, suitable for space-constrained applications.
Overall, the AT45DB081D-SSU is widely used in consumer electronics, automotive systems, and industrial applications, providing a reliable solution for non-volatile data storage needs.

Features

The AT45DB081D-SSU is a serial data flash memory chip from Microchip Technology. Key features include:
1. Storage Capacity: 8 Megabits (1 Megabyte) of memory.
2. Interface: SPI (Serial Peripheral Interface) for easy integration with microcontrollers.
3. Sector Architecture: 256 sectors of 4KB each, allowing efficient data management and erase operations.
4. Read Speed: Can achieve fast read speeds up to 66 MHz.
5. Write/Erase: Supports page programming and sector erase with a typical page size of 256 bytes.
6. Data Retention: Offers a minimum data retention period of 20 years.
7. Power Consumption: Low power operation, with active current as low as 10 mA and standby current in the microamp range, enhancing battery life in portable applications.
8. Temperature Range: Operates across a wide temperature range from -40°C to +85°C.
This versatile flash memory is suitable for a variety of applications, including consumer electronics, industrial systems, and automotive devices.

Package

The AT45DB081D-SSU is packaged in a SOIC-8 (Small Outline Integrated Circuit) form factor. This package type features eight pins and is commonly used for surface mount applications, providing a compact solution for integrating the memory chip into electronic devices.

Pinout

The AT45DB081D-SSU is a serial NOR flash memory chip from Microchip Technology, specifically part of the AT45DB series. It features an 8 Mbit (1 MB) storage capacity. The device has a total of 8 pins.
Pin Count: 8
Pin Functions:
1. CS (Chip Select): Activates the chip.
2. SO (Serial Output): Data output pin for sending data from the memory to the microcontroller.
3. SI (Serial Input): Data input pin for sending data from the microcontroller to the memory.
4. SCK (Serial Clock): Clock input for synchronizing data transfers.
5. WP (Write Protect): Allows for write protection when enabled.
6. RST (Reset): Used to reset the device.
7. GND (Ground): Provides a ground reference for the power supply.
8. VCC (Power Supply): Connects to the power supply (typically 2.7V to 3.6V).
This device supports various memory operations and is commonly used for data storage in embedded applications.

Manufacturer

The manufacturer of the AT45DB081D-SSU is Adesto Technologies. Adesto is a semiconductor company that specializes in developing non-volatile memory solutions, particularly for applications in the Internet of Things (IoT), industrial, and consumer electronics. Their products include flash memory, including data storage and retrieval solutions that are energy-efficient and designed for high-performance applications. Adesto focuses on providing innovative memory solutions that help enable connected devices and smart technologies.

Application

The AT45DB081D-SSU is a serial flash memory chip commonly used in a variety of applications, including consumer electronics, automotive systems, industrial automation, and telecommunications. It is ideal for data storage in applications such as firmware storage, program code execution, and data logging. Its low power consumption and high-speed access make it suitable for IoT devices, smart appliances, and embedded systems where reliable and efficient memory solutions are required.

Equivalent

The AT45DB081D-SSU is a serial flash memory chip. Equivalent products include the Winbond W25X80 series, Microchip SST25VF080B, and Macronix MX25L0805. Ensure compatibility with specific application requirements, such as voltage, speed, and pin configuration, when selecting alternatives.