Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Obsolete |
| MemoryType | Non-Volatile |
| MemoryFormat | FLASH |
| Technology | FLASH |
| MemorySize | 16Mb (528 Bytes x 4096 pages) |
| MemoryInterface | SPI |
| ClockFrequency | 66 MHz |
| WriteCycleTime-WordPage | 6ms |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C (TC) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.209, 5.30mm Width) |
Overview
Description
The AT45DB161D-SU is a high-performance 16-megabit (2 megabytes) serial flash memory chip manufactured by Adesto Technologies (formerly Atmel). It is part of the DataFlash family and is designed for advanced digital applications, offering efficient storage solutions. The device features a standard serial peripheral interface (SPI) and operates at a voltage range of 2.5V to 3.6V, making it suitable for a variety of embedded systems.
Key features include fast read and write operations, low power consumption, and a flexible page size of 528 bytes, which allows for efficient data management. The chip supports various read and write modes, including continuous read and page program, enabling versatile data handling capabilities. It also includes built-in security features, such as 128-bit protection registers, for safeguarding sensitive information.
The AT45DB161D-SU is commonly used in consumer electronics, industrial applications, and any systems requiring reliable, high-density flash memory. Its compact 8-pin SOIC package makes it easy to integrate into space-constrained designs.
Key features include fast read and write operations, low power consumption, and a flexible page size of 528 bytes, which allows for efficient data management. The chip supports various read and write modes, including continuous read and page program, enabling versatile data handling capabilities. It also includes built-in security features, such as 128-bit protection registers, for safeguarding sensitive information.
The AT45DB161D-SU is commonly used in consumer electronics, industrial applications, and any systems requiring reliable, high-density flash memory. Its compact 8-pin SOIC package makes it easy to integrate into space-constrained designs.
Equivalent
The AT45DB161D-SU is a 16 Mbit DataFlash memory chip by Adesto (formerly Atmel). Equivalent products may include other manufacturers' serial flash memory chips with similar specifications, like the Winbond W25Q16JV or the Macronix MX25V1635F. Ensure compatibility by checking voltage, interface, and package type. Always consult the latest datasheets from the manufacturers to confirm equivalent functionality and compliance with your specific application requirements.
Features
The AT45DB161D-SU is a 16-megabit (2 megabytes) DataFlash memory designed by Adesto Technologies (formerly Atmel). Key features include:
1. Interface: It uses an SPI (Serial Peripheral Interface) for communication, making it suitable for embedded systems.
2. Architecture: It features a page-erase architecture, which allows for 512 bytes per page and enables efficient write and erase operations.
3. Dual-Buffer: Includes two SRAM data buffers for fast reading and writing operations, minimizing latency.
4. Performance: Offers a maximum clock frequency of 66 MHz to support rapid data transfer.
5. Operation Voltage: Operates within 2.7V to 3.6V, making it compatible with a variety of low-power systems.
6. Unique ID: Comes with a unique ID for device identification and security purposes.
7. Endurance and Retention: Provides 100,000 write/erase cycles per sector and data retention of 20 years.
8. Additional Features: Supports sector and block protection, supports hardware and software data protection, and includes a deep power-down mode to save power.
These features make the AT45DB161D-SU ideal for applications requiring reliable, high-speed data storage and retrieval.
1. Interface: It uses an SPI (Serial Peripheral Interface) for communication, making it suitable for embedded systems.
2. Architecture: It features a page-erase architecture, which allows for 512 bytes per page and enables efficient write and erase operations.
3. Dual-Buffer: Includes two SRAM data buffers for fast reading and writing operations, minimizing latency.
4. Performance: Offers a maximum clock frequency of 66 MHz to support rapid data transfer.
5. Operation Voltage: Operates within 2.7V to 3.6V, making it compatible with a variety of low-power systems.
6. Unique ID: Comes with a unique ID for device identification and security purposes.
7. Endurance and Retention: Provides 100,000 write/erase cycles per sector and data retention of 20 years.
8. Additional Features: Supports sector and block protection, supports hardware and software data protection, and includes a deep power-down mode to save power.
These features make the AT45DB161D-SU ideal for applications requiring reliable, high-speed data storage and retrieval.
Pinout
The AT45DB161D-SU is a 16-megabit (2 megabytes) serial flash memory device from Microchip (formerly Atmel). It is commonly used for data storage in embedded systems. The device is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin configuration and functions:
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the clock for data transfer.
3. SI (Serial Input): Serial data input; used for sending data and commands to the device.
4. SO (Serial Output): Serial data output; used for reading data from the device.
5. WP (Write Protect): When low, it protects certain portions of the memory array from being altered.
6. GND (Ground): The common ground pin.
7. RESET (Reset): Resets the device when low.
8. VCC (Power Supply): The power supply pin for the device, typically 2.7V to 3.6V.
These pins facilitate communication and control for various operations like reading, writing, and erasing data stored in the flash memory.
1. CS (Chip Select): Activates the device when low.
2. SCK (Serial Clock): Provides the clock for data transfer.
3. SI (Serial Input): Serial data input; used for sending data and commands to the device.
4. SO (Serial Output): Serial data output; used for reading data from the device.
5. WP (Write Protect): When low, it protects certain portions of the memory array from being altered.
6. GND (Ground): The common ground pin.
7. RESET (Reset): Resets the device when low.
8. VCC (Power Supply): The power supply pin for the device, typically 2.7V to 3.6V.
These pins facilitate communication and control for various operations like reading, writing, and erasing data stored in the flash memory.
Manufacturer
The AT45DB161D-SU is manufactured by Adesto Technologies, which is a provider of application-specific semiconductors and embedded systems for the Industrial Internet of Things (IIoT). Adesto Technologies focuses on non-volatile memory, application-specific standard products (ASSPs), and embedded systems, catering to a variety of markets including industrial, consumer, medical, and communications. In 2020, Adesto Technologies was acquired by Dialog Semiconductor, which itself was later acquired by Renesas Electronics, a major player in the semiconductor industry. Renesas Electronics is known for its microcontrollers, analog and power devices, and SoCs (System-on-Chips), and it serves a diverse range of applications such as automotive, industrial, home electronics, and information communication technology.
Application
The AT45DB161D-SU is a 16-megabit DataFlash memory chip commonly used in applications requiring non-volatile storage. Key application areas include:
1. Embedded Systems: Used for data logging, firmware storage, and configuration data.
2. Consumer Electronics: Employed in devices such as digital cameras, MP3 players, and gaming consoles for reliable data retention.
3. Automotive: Utilized in infotainment systems and other vehicle electronics for robust storage needs.
4. Industrial Automation: Used for storing parameters and logs in PLCs and control systems.
5. Networking Equipment: Stores configuration files and firmware in routers and switches.
Its features like high-speed operation, low power consumption, and SPI interface make it suitable for these diverse applications.
1. Embedded Systems: Used for data logging, firmware storage, and configuration data.
2. Consumer Electronics: Employed in devices such as digital cameras, MP3 players, and gaming consoles for reliable data retention.
3. Automotive: Utilized in infotainment systems and other vehicle electronics for robust storage needs.
4. Industrial Automation: Used for storing parameters and logs in PLCs and control systems.
5. Networking Equipment: Stores configuration files and firmware in routers and switches.
Its features like high-speed operation, low power consumption, and SPI interface make it suitable for these diverse applications.
Package
The AT45DB161D-SU is a type of flash memory IC with a package type known as SOIC-28 (Small Outline Integrated Circuit with 28 pins). This package is designed for surface mounting on printed circuit boards (PCBs).
