AT45DB021B

T45CS1282 | AT45D011 | AT45D021A | AT45D081A | AT45DB021B | AT45DB041 | AT45DB041B | AT45DB081A | AT45DB161B
AT45DB021B
AT45DB021B

2-megabit
2.7-volt Only
DataFlash®

Datasheet : AT45DB021B.pdf
Features

  • Single 2.7V – 3.6V Supply
  • Serial Peripheral Interface (SPI) Compatible
  • 20 MHz Max Clock Frequency
  • Page Program Operation
    • Single Cycle Reprogram (Erase and Program)
    • 1024 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
    • Ideal for Code Shadowing Applications
  • Low Power Dissipation
    • 4 mA Active Read Current Typical
    • 2 µA CMOS Standby Current Typical
  • Hardware Data Protection Feature
  • 100% Compatible to AT45DB021 and AT45DB021A
  • 5.0V-tolerant Inputs: SI, SCK, CS, RESET and WP Pins
  • Commercial and Industrial Temperature Ranges
  • Green (Pb/Halide-free/RoHS Compliant) Packaging Options