AT45DB021E
AT45DB021E is SPI Serial Flash Memory manufactured by Adesto.
Features
- Single 1.65V
- 3.6V supply
- Serial Peripheral Interface (SPI) patible
- Supports SPI modes 0 and 3
- Supports Rapid S™ operation
- Continuous read capability through entire array
- Up to 85MHz
- Low-power read option up to 15MHz
- 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
- 200n A Ultra-Deep Power-Down current (typical)
- 3μA Deep Power-Down current (typical)
- 25μA Standby current (typical at 20MHz)
- 4.5m A Active Read current (typical)
- Endurance: 100,000 program/erase cycles per page minimum
- Data retention: 20 years
- plies with full industrial temperature...
