Product Summary

The AT45DB041B-SU is an SPI compatible serial interface Flash memory ideally suited for a wide variety of digital voice-, image-, program code- and data-storage applications. Its 4,325,376 bits of memory are organized as 2048 pages of 264 bytes each. In addition to the main memory, the AT45DB041B-SU also contains two SRAM data buffers of 264 bytes each. The buffers of the AT45DB041B-SU allow receiving of data while a page in the main memory is being reprogrammed, as well as reading or writing a continuous data stream.

Parametrics

AT45DB041B-SU absolute maximum ratings: (1)Temperature under Bias: -55 to +125℃; (2)Storage Temperature: -65 to +150℃; (3)All Input Voltages (including NC Pins) with Respect to Ground: -0.6V to +6.25V; (4)All Output Voltages with Respect to Ground: -0.6V to VCC + 0.6V.

Features

AT45DB041B-SU features: (1)Single 2.5V - 3.6V or 2.7V - 3.6V Supply; (2)Serial Peripheral Interface (SPI) Compatible; (3)20 MHz Max Clock Frequency; (4)Page Program Operation: Single Cycle Reprogram (Erase and Program); 2048 Pages (264 Bytes/Page) Main Memory; (5)Supports Page and Block Erase Operations; (6)Two 264-byte SRAM Data Buffers – Allows Receiving of Data while Reprogramming the Flash Memory Array; (7)Continuous Read Capability through Entire Array: Ideal for Code Shadowing Applications; (8)Low Power Dissipation: 4 mA Active Read Current Typical; 2 μA CMOS Standby Current Typical; (9)Hardware Data Protection Feature; (10)5.0V-tolerant Inputs: SI, SCK, CS, RESET, and WP Pins; (11)Commercial and Industrial Temperature Ranges; (12)Green (Pb/Halide-free/RoHS Compliant) Package Options.

Diagrams

AT45DB041B-SU block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT45DB041B-SU
AT45DB041B-SU

Atmel

Flash 4MBIT WAFER 7 MIL IND TEMP

Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT452A
AT452A

NKK Switches

Switch Hardware BLACK RECTANGULAR INSERT FOR MB20, SCB

Data Sheet

0-1: $0.43
1-25: $0.42
25-50: $0.42
50-100: $0.40
AT452B
AT452B

NKK Switches

Switch Hardware WHITE RECTANGULAR INSERT FOR MB20, SCB

Data Sheet

0-1: $0.43
1-25: $0.42
25-50: $0.42
50-100: $0.40
AT452C
AT452C

NKK Switches

Switch Hardware RED RECTANGLE INSERT

Data Sheet

0-1: $0.58
1-25: $0.49
25-50: $0.47
50-100: $0.42
AT452F
AT452F

NKK Switches

Switch Hardware GREEN RECTANGULAR INSERT FOR MB20, SCB

Data Sheet

0-1: $0.43
1-25: $0.42
25-50: $0.42
50-100: $0.40
AT452G
AT452G

NKK Switches

Switch Hardware BLUE RECTANGULAR INSERT FOR MB20, SCB

Data Sheet

0-1: $0.43
1-25: $0.42
25-50: $0.42
50-100: $0.40
AT452H
AT452H

NKK Switches

Switch Hardware GRAY RECTANGULAR INSERT FOR MB20, SCB

Data Sheet

0-1: $0.76
1-25: $0.49
25-50: $0.44
50-100: $0.42