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AT45DB04B-SU AT45DB04B-SU is a 4-Mbit non-volatile flash memory with SPI interface from Atmel. It operates from 2.5V to 3.6V with a maximum clock frequency of 66 MHz and comes in an 8-pin SOP package.
Mfr Part #:

AT45DB04B-SU

Available from 1 distributors
Mfr Name: Atmel
Atmel
AT45DB04B-SU is a 4-Mbit non-volatile flash memory with SPI interface from Atmel. It operates from 2.5V to 3.6V with a maximum clock frequency of 66 MHz and comes in an 8-pin SOP package.
✓ Total Stock: 100 pcs
$ Price Range: $1.28

AT45DB04B-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
Risen Electronics ✓
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100 pcs
On Request
100 pcs On Request 1 On Request On Request On Request On Request On Request
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AT45DB04B-SU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Industrial Grade
Interface
Lead Spacing
Lead Style
Number of Pins
SVHC Present
Storage Temperature
Tape & Reel
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AT45DB04B-SU Description

Short technical summary and product information.

The AT45DB04B-SU is a 4-megabit DataFlash memory device from Atmel (now Microchip Technology). It features a serial SPI interface that simplifies integration with microcontrollers and digital systems. The memory operates over a supply voltage range of 2.5V to 3.6V and supports a maximum clock frequency of 66 MHz, enabling fast data read and write operations.

 

The device is designed for low-power consumption and includes sector and block erase capabilities as well as built-in write protection functions. It is housed in a compact 8-pin Small Outline Package (SOP) suitable for space-constrained applications. The part is typically supplied in tape and reel packaging for automated assembly.

 

Typical applications include embedded systems, digital voice recorders, portable electronic devices, and industrial control systems. The SPI interface allows easy connection to a wide range of microcontrollers and digital circuits.

AT45DB04B-SU Quick Information

Product Type: Serial Flash Memory
Series: DataFlash
Canonical Name: AT45DB04B-SU — 4-Mbit SPI DataFlash Memory, 8-pin SOP
Subcategory: Flash Memory

AT45DB04B-SU Compliance

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

AT45DB04B-SU Estimated Pricing

Qty Low High
1+ $1.28 $1.28

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

AT45DB04B-SU Features

  • 4-Mbit serial flash memory capacity.
  • SPI interface for easy microcontroller integration.
  • Operates from 2.5V to 3.6V supply.
  • Maximum clock frequency of 66 MHz.
  • 8-pin SOP package for compact designs.

AT45DB04B-SU Applications

  • Embedded system firmware storage.
  • Digital voice recorders and audio players.
  • Portable consumer electronics.
  • Industrial control system parameter storage.

AT45DB04B-SU FAQs

5 frequently asked questions generated from this part’s specifications.
What is the memory capacity of the AT45DB04B-SU?

The AT45DB04B-SU has a storage capacity of 4 megabits (4 Mbit).

What is the supply voltage range for the AT45DB04B-SU?

The device operates from 2.5V to 3.6V.

What interface does the AT45DB04B-SU use?

It uses a Serial Peripheral Interface (SPI).

What is the maximum clock frequency of the AT45DB04B-SU?

The maximum clock frequency is 66 MHz.

What package is the AT45DB04B-SU available in?

It is available in an 8-pin Small Outline Package (SOP).

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