DS2438 Overview
DQ - Data In/Out VAD - General A/D input VSENS+ - Battery current monitor input (+) VSENS.
DS2438 Key Features
- Unique 1-Wire® interface requires only one port pin for munication
- Provides unique 64-bit serial number
- Eliminates thermistors by sensing battery
- On-board A/D converter allows monitoring of battery voltage for end-of-charge and end
- On-board integrated current accumulator facilitates fuel gauging
- Elapsed time meter in binary format
- 40-byte nonvolatile user memory available
- Reverts to low-power sleep mode on battery pack disconnect (feature disabled on
- Operating range -40ºC to +85ºC