AT45DB041B-SU The AT45DB041B-SU is a 4Mbit SPI compatible serial interface Flash memory from Microchip Technology. It operates with a supply voltage of 2.7V to 3.6V and a maximum clock frequency of 20 MHz.
Mfr Part #:

AT45DB041B-SU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The AT45DB041B-SU is a 4Mbit SPI compatible serial interface Flash memory from Microchip Technology. It operates with a supply voltage of 2.7V to 3.6V and a maximum clock frequency of 20 MHz.
✓ Total Stock: 10 pcs
$ Price Range: $1.28

AT45DB041B-SU Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
10 pcs
10 pcs On Request 1 On Request On Request 0617 On Request On Request

AT45DB041B-SU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Lead Style
Memory Format
Memory Interface
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
Supplier Device Package
Supplier Package
Supply Voltage
Technology
Voltage
Write Cycle Time

AT45DB041B-SU Description

Short technical summary and product information.

The AT45DB041B-SU is a 4-megabit SPI serial interface Flash memory from Microchip Technology, suitable for various digital storage applications. Its memory is organized into 2048 pages, each containing 264 bytes, for a total of 4,325,376 bits. This device features two 264-byte SRAM data buffers that allow data reception while the main memory array is being reprogrammed.

 

Designed for commercial and industrial applications, the AT45DB041B-SU operates from a single 2.5V to 3.6V or 2.7V to 3.6V power supply. It supports SPI modes 0 and 3 and can achieve clock frequencies up to 20 MHz. The device exhibits low power consumption, with a typical active read current of 4 mA and a typical CMOS standby current of 2 µA. It also includes a hardware data protection feature and 5.0V-tolerant inputs.

 

The AT45DB041B-SU is available in an 8-SOIC package, suitable for surface mount applications. Its simple serial interface simplifies hardware layout, enhances system reliability, minimizes switching noise, and reduces pin count. This memory is ideal for applications requiring high density, low voltage, and low power consumption.

AT45DB041B-SU Quick Information

Product Type: SPI Flash Memory
Canonical Name: AT45DB041B-SU SPI Flash Memory
Subcategory: SPI Flash

AT45DB041B-SU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT45DB041B-SU Estimated Pricing

Qty Low High
1+ $1.28 $1.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT45DB041B-SU Features

  • 4Mbit SPI serial interface Flash memory.
  • Operates from 2.7V to 3.6V supply.
  • 20 MHz maximum clock frequency.
  • 2048 pages of 264 bytes each.
  • 8-SOIC package for surface mounting.

AT45DB041B-SU Applications

  • Ideal for code shadowing applications.
  • Suitable for digital voice storage.
  • Used for image data storage.
  • Program code storage applications.
  • General data storage needs.

AT45DB041B-SU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the AT45DB041B-SU?

2.5V to 3.6V.

What package does the AT45DB041B-SU come in?

8-SOIC (0.209", 5.30mm width) surface mount package.

What is the operating temperature range?

-40°C to 85°C.

What is the maximum clock frequency?

20 MHz.

What is the memory size?

4Mbit.

What memory interface does it use?

SPI.

What is the write cycle time?

14 ms.

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