DS3045W Datasheet (Maxim Integrated Products) - Single-Piece 1Mb Nonvolatile SRAM

DS3045W, Single-Piece 1Mb Nonvolatile SRAM

The DS3045W consists of a static RAM, a nonvolatile (NV) controller, a year 2000-compliant real-time clock (RTC), 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,

DS3045W Features

* Single-Piece, Reflowable, 27mm x 27mm BGA Package Footprint

* Internal Manganese Lithium Battery and Charger

* Integrated Real-Time Clock

* Unconditionally Write-Protects the Clock and SRAM when VCC is Out-of-Tolerance

* Automatically Switches to Battery Sup