Rainbow Electronics AT45DB021E - Manual

8789B–DFLASH–11/2012
Features
 Single 1.65V - 3.6V supply
 Serial Peripheral Interface (SPI) compatible
 Supports SPI modes 0 and 3
 Supports RapidS ™ operation
 Continuous read capability through entire array
 Up to 70MHz
 Low-power read option up to 20MHz
 Clock-to-output time (t
V
) of 6ns maximum
 User configurable page size
 256 bytes per page
 264 bytes per page (default)
 Page size can be factory pre-configured for 256 bytes
 One SRAM data buffer (256/264 bytes)
 Flexible programming options
 Byte/Page Program (1 to 256/264 bytes) directly into main memory
 Buffer Write
 Buffer to Main Memory Page Program
 Flexible erase options
 Page Erase (256/264 bytes)
 Block Erase (2KB)
 Sector Erase (32KB)
 Chip Erase (2-Mbits)
 Advanced hardware and software data protection features
 Individual sector protection
 Individual sector lockdown to make any sector permanently read-only
 128-byte, One-Time Programmable (OTP) Security Register
 64 bytes factory programmed with a unique identifier
 64 bytes user programmable
 Hardware and software controlled reset options
 JEDEC Standard Manufacturer and Device ID Read
 Low-power dissipation
 200nA Ultra-Deep Power-Down current (typical)
 3μA Deep Power-Down current (typical)
 25μA Standby current (typical at 20MHz)
 4.5mA Active Read current (typical)
 Endurance: 100,000 program/erase cycles per page minimum
 Data retention: 20 years
 Complies with full industrial temperature range
 Green (Pb/Halide-free/RoHS compliant) packaging options
 8-lead SOIC (0.150ʺ wide and 0.208" wide)
 8-pad Ultra-thin DFN (5 x 6 x 0.6mm)
 9-ball Ultra-thin UBGA (6 x 6 x 0.6mm)
AT45DB021E
2-Mbit DataFlash (with Extra 64-Kbits), 1.65V Minimum
SPI Serial Flash Memory
PRELIMINARY DATASHEET