AT45DB041D-SU

Name: AT45DB041D-SU
Brand: Quantum Integration
Rating: 4.5 (10 reviews)
Author: Lisleapex

The AT45DB041D-SU is a flash memory IC that supports up to 4 megabits of data storage

5,059 Effective Inventory

AT45DB041D-SU

Effective Inventory5,059

The AT45DB041D-SU is a flash memory IC that supports up to 4 megabits of data storage

Manufacturer Part # : AT45DB041D-SU
Package/Case: SOIC-8
Part Status : Discontinued
Brand: Quantum Integration
Product Categories : Memory
Series : AT45DB041

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AT45DB041D-SU DataSheet

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AT45DB041D-SU Details

The AT45DB041D-SU is a high-performance, low-power flash memory device from Atmel, designed for reliable data storage and transfer in various applications. This device features a 4-megabit capacity, making it suitable for embedded systems, firmware storage, and data logging.

Pinout

VCC (1): Positive Power Supply
GND (2): Ground
DQ (3-15): Data Input/Output
WP (16): Write Protect
HOLD (17): Hold Pin

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

High-Speed Data Transfer: Supports high-speed data transfer up to 33 MHz.
Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
Reliable Data Storage: Features reliable data storage and retrieval capabilities.
Wide Operating Temperature Range: Operates over a wide temperature range from -40°C to +85°C.

Applications

Embedded Systems: Great for embedded systems requiring reliable data storage and transfer.
Firmware Storage: Ideal for firmware storage in various applications.
Data Logging: Excellent for data logging applications where high-speed data transfer is required.

Where to Use

The AT45DB041D-SU is suitable for various applications that require reliable data storage and transfer, including embedded systems, firmware storage, and data logging. It is ideal for use in devices where low power consumption and high-speed data transfer are critical.

How to Use

To use the AT45DB041D-SU, connect the VCC pin to a positive power supply, the GND pin to ground, and the DQ pins to your system's data bus. Apply a write protect signal to the WP pin to prevent accidental writes. For detailed usage instructions, refer to the datasheet.

Application Circuit

The following is an example application circuit for the AT45DB041D-SU:

VCC -> 3V or 5V power supply
GND -> Ground
DQ pins -> System data bus (e.g., SPI, I2C)
WP pin -> Write protect signal (active low)

(Note: This is just an example circuit and may need to be modified based on your specific application requirements.)

Equivalents

The AT45DB041D-SU can be compared to other flash memory devices with similar features and specifications, such as the M25P40 or the MX29LV320.

Complementary

The AT45DB041D-SU can be complemented by other Atmel products, such as the ATmega128 microcontroller or the AT32UC3A microcontroller, to create a complete system solution.

Frequently Asked Questions

Q: What is the maximum data transfer rate of the AT45DB041D-SU?

A: The maximum data transfer rate of the AT45DB041D-SU is 33 MHz.

Q: Can the AT45DB041D-SU be used in automotive applications?

A: Yes, the AT45DB041D-SU can be used in automotive applications where high-speed data transfer and low power consumption are required.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	NOR Flash	RoHS	Details
Mounting Style	SMD/SMT	Package / Case	SOIC-8
Series	AT45DB041D	Memory Size !	4 Mbit
Supply Voltage - Min	2.7 V	Supply Voltage - Max	3.6 V
Active Read Current - Max	15 mA	Interface Type	SPI
Maximum Clock Frequency	66 MHz	Organization	512 k x 8
Data Bus Width	8 bit	Timing Type	Synchronous
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature !	+ 85 C
Architecture	Chip Erase	Brand	Renesas / Dialog
Memory Type !	NOR	Product Type !	NOR Flash
Speed	66 MHz	Standard	Not Supported
Factory Pack Quantity	90	Subcategory	Memory & Data Storage
Unit Weight	0.019048 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification AT45DB041D-SU PDF Download

FAQs

What is AT45DB041D-SU?

The AT45DB041D-SU is a 4-megabit (4M-bit) serial interface flash memory chip manufactured by Adesto Technologies (formerly Atmel). It is designed for data storage and retrieval in a wide range of electronic applications, including consumer electronics, industrial control systems, and automotive devices.

How Does AT45DB041D-SU Work?

The AT45DB041D-SU operates by storing data in non-volatile flash memory cells, enabling the retention of information even when power is removed. The chip communicates with a microcontroller or other host device through a serial interface, allowing for easy integration and fast data transfer.

How Many Pins does AT45DB041D-SU have and What are the Functions of the Pinout Configuration?

The AT45DB041D-SU is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

CS: Chip select pin for serial interface communication.
SI: Serial data input for commands and data.
SO: Serial data output for read data.
SCK: Serial clock input for synchronous communication.
VCC: Power supply pin.
GND: Ground pin.

What are the Pros and Cons of AT45DB041D-SU?

Pros:

High Storage Capacity: Offers 4 megabits of non-volatile flash memory for data storage.
Serial Interface: Allows for simple and efficient communication with microcontrollers and other devices.
Low Power Consumption: Operates with low power, suitable for battery-powered applications.
Fast Read and Write Speeds: Provides fast data transfer rates for efficient operation.

Cons:

Relatively Small Storage Capacity: May not be suitable for applications requiring larger data storage capabilities.
Endurance Limitations: Flash memory cells have a limited number of erase/write cycles.

Are There Any Equivalents/Alternatives to AT45DB041D-SU for Recommendation?

The M25P40 from Micron Technology is a similar 4-megabit serial flash memory chip.
Alternatives to the AT45DB041D-SU include the S25FL164K from Cypress Semiconductor and the W25Q40EW from Winbond.