Datasheet Details
| Part number | FM25040B |
|---|---|
| Manufacturer | Ramtron |
| File Size | 375.77 KB |
| Description | 4Kb Serial 5V F-RAM Memory |
| Datasheet |
 FM25040B Datasheet
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General Description
The FM25040B is a 4-kilobit nonvolatile memory employing an advanced ferroelectric process.
A ferroelectric random access memory or F-RAM is nonvolatile but operates in other respects as a RAM.
Key Features
- 4K bit Ferroelectric Nonvolatile RAM.
- Organized as 512 x 8 bits.
- High Endurance 1 Trillion (1012) Read/Writes.
- 38 year Data Retention.
- NoDelay™ Writes.
- Advanced High-Reliability Ferroelectric Process Very Fast Serial Peripheral Interface - SPI.
- Up to 20 MHz maximum Bus Frequency.
- Direct hardware replacement for EEPROM.
- SPI Mode 0 & 3 (CPOL, CPHA=0,0 & 1,1) Sophisticated Write Protection Scheme.
- Hardware Protection.