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Description
The AT45DB021D is a 2.7V, serial-interface Flash memory ideally suited for a wide variety of digital voice-, image-, program code- and data-storage applications. The AT45DB021D supports RapidS serial interface for applications requiring very high speed operations. Its 2,162,688 bits of memory are organized as 1,024 pages of 256/264 bytes each. In addition to the main memory, the AT45DB021D also contains one SRAM buffer of 256/264 bytes.
Specifications and features
• Single 2.7V to 3.6V Supply
• RapidS® Serial Interface: 66 MHz Maximum Clock Frequency
– SPI Compatible Modes 0 and 3
• User Configurable Page Size
– 256 Bytes per Page
– 264 Bytes per Page
• Page Program Operation
– Intelligent Programming Operation
– 1,024 Pages (256/264 Bytes/Page) Main Memory
• Flexible Erase Options
– Page Erase (256 Bytes)
– Block Erase (2 Kbytes)
– Sector Erase (32 Kbytes)
– Chip Erase (2 Mbits)
• One SRAM Data Buffer (256/264 Bytes)
• Continuous Read Capability through Entire Array
– Ideal for Code Shadowing Applications
• Low-power Dissipation
– 7 mA Active Read Current Typical
– 25 µA Standby Current Typical
– 5 µA Deep Power-down Typical
• Hardware and Software Data Protection Features
– Individual Sector
• Sector Lockdown for Secure Code and Data Storage
– Individual Sector
• Security: 128-byte Security Register
– 64-byte User Programmable Space
– Unique 64-byte Device Identifier
• JEDEC Standard Manufacturer and Device ID Read
• 100,000 Program/Erase Cycles Per Page Minimum
• Data Retention – 20 Years
• Industrial Temperature Range
• Green (Pb/Halide-free/RoHS Compliant) Packaging OptionsApplication Scenarios
The AT45DB021D can be used in various applications, including digital voice recording devices, image storage devices, program code storage devices, and data storage devices.
Comparison
Advantages- Supports RapidS serial interface for high-speed operations
- Large memory capacity organized into pages
- Contains SRAM buffer for efficient data management
- Flexible erase options for different memory regions
- Low power consumption
- Hardware and software data protection features
- Green packaging options
Disadvantages- Requires a 2.7V to 3.6V power supply
- Limited to a maximum clock frequency of 66 MHz
- Page size is user-configurable
- Limited to 20 years of data retention
- Industrial temperature range
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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Popular parts of the same kind
- Datasheet: Download AT45DB021D-SU
- Chipdatas Part: CD94-AT45DB021D-SU
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 16:09 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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