The device is configurable for different applications and battery characteristics through input pins. The following pins must be configured before a power-on reset.

Table 1. In-circuit configurations
Pin Function Reference
VSET BOOST output voltage selection
  • VOUT=3.0 V when the pin is not connected
  • VOUT=1.8 V when the pin is grounded
BOOST
SYSGDEN Boot monitor (timer) control
  • Boot monitor enabled when the pin is not connected
  • Boot monitor disabled when the pin is grounded
 Boot monitor