DS2030W - 3.3V Single-Piece 256k Nonvolatile SRAM
The DS2030W is a 256kb reflowable nonvolatile (NV) SRAM, which consists of a static RAM (SRAM), an NV controller, and an internal rechargeable manganese lithium (ML) battery.
These components are encased in a surface-mount module with a 256-ball BGA footprint.
Whenever VCC is applied to the module,
DS2030W Features
* Single-Piece, Reflowable, PBGA Package Footprint
* Internal ML Battery and Charger
* Unconditionally Write-Protects SRAM when VCC is Out-of-Tolerance
* Automatically Switches to Battery Supply when VCC Power Failures Occur
* Internal Power-Supply Monitor Det