Product Summary
The AT45DB321D-MU 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-MU 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-MU also contains two SRAM buffers of 512/528 bytes each.
Parametrics
AT45DB321D-MU 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
AT45DB321D-MU features: (1)Single 2.7V - 3.6V Supply; (2)RapidS Serial Interface: 66 MHz Maximum Clock Frequency: SPI Compatible Modes 0 and 3; (3)User Configurable Page Size: 512 Bytes per Page, 528 Bytes per Page; (4)Page Program Operation: Intelligent Programming Operation, 8,192 Pages (512/528 Bytes/Page) Main Memory; (5)Flexible Erase Options: Page Erase (512 Bytes), Block Erase (4 Kbytes), Sector Erase (64 Kbytes), Chip Erase (32 Mbits); (6)Two SRAM Data Buffers (512/528 Bytes): Allows Receiving of Data while Reprogramming the Flash Array.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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AT45DB321D-MU |
Atmel |
Flash 32M 8 I/O Pins SPI RapidS 528B 2.7V |
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AT452A |
NKK Switches |
Switch Hardware BLACK RECTANGULAR INSERT FOR MB20, SCB |
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AT452B |
NKK Switches |
Switch Hardware WHITE RECTANGULAR INSERT FOR MB20, SCB |
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AT452C |
NKK Switches |
Switch Hardware RED RECTANGLE INSERT |
Data Sheet |
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AT452F |
NKK Switches |
Switch Hardware GREEN RECTANGULAR INSERT FOR MB20, SCB |
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AT452G |
NKK Switches |
Switch Hardware BLUE RECTANGULAR INSERT FOR MB20, SCB |
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AT452H |
NKK Switches |
Switch Hardware GRAY RECTANGULAR INSERT FOR MB20, SCB |
Data Sheet |
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