Features
• Single 2.7V - 3.6V Supply

• RapidS™ Serial Interface: 66 MHz Maximum Clock Frequency

– SPI Compatible Modes 0 and 3

• User Configurable Page Size

– 512 Bytes per Page

– 528 Bytes per Page

• Page Program Operation

– Intelligent Programming Operation

– 8,192 Pages (512/528 Bytes/Page) Main Memory

• Flexible Erase Options

– Page Erase (512 Bytes)

– Block Erase (4 Kbytes)

– Sector Erase (64 Kbytes)

– Chip Erase (32 Mbits)

Description

The AT45DB321D is a 2.7-volt, serial-interface sequential access Flash memory ideally suited for a wide variety of digital voice-, image-, program code- and data-storage applications. The AT45DB321D supports RapidS serial interface for applications requiring very high speed operations. RapidS serial interface is SPI compatible for frequencies up to 66 MHz. Its 34,603,008 bits of memory are organized as 8,192 pages of 512 bytes or 528 bytes each. In addition to the main memory, the AT45DB321D also contains two SRAM buffers of 512/528 bytes each.

Block Diagram

STOCK LIST

CHONGMING GROUP (HK) INT'L CO., LTD. located in Hong Kong and Shenzhen. We are an independent Distributor of Electronic Components,established in 2008. AS a growing fast company, CM GROUP is renowned for its world-class efficiency, excellent services, and extraordinary ability to supply electronic components that are hard to find and even obsolete. We have taken pride in our innovation, reliability and service, especially in the semiconductor marketplace.
Our distribution brands include XILINX，ALTERA，ATMEL, INFINEON, ST,SAMSUNG，TEXAS INSTRUMENTS，ON，TOSHIBA，，MICROCHIP，CYPRESS，FREESCALE，etc. We distributes over 200,000 products ranging from semiconductors to resistors, capacitors, diodes, inductors, connectors, transistors, sensors and so on.
Our mission is to meet and exceed all the expecations of what we supply to customers.