AT45DB041B

AT45DB041B - 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash - ATMEL Corporation

 • Single 2.5V - 3.6V or 2.7V - 3.6V Supply

• Serial Peripheral Interface (SPI) Compatible

• 20 MHz Max Clock Frequency

• Page Program Operation

– Single Cycle Reprogram (Erase and Program)

– 2048 Pages (264 Bytes/Page) Main Memory

• Supports Page and Block Erase Operations

• Two 264-byte SRAM Data Buffers – Allows Receiving of Data

while Reprogramming of Nonvolatile Memory

• Continuous Read Capability through Entire Array

• Low Power Dissipation

– 4 mA Active Read Current Typical

– 2 µA CMOS Standby Current Typical

• Hardware Data Protection Feature

• 100% Compatible to AT45DB041 and AT45DB041A

• 5.0V-tolerant Inputs: SI, SCK, CS, RESET, and WP Pins

• Commercial and Industrial Temperature Ranges

**注意 & Noted:

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