MAX1702B

MAX1702B Triple Output Power Management IC for Microprocessor-Based Systems General Description The MAX1702B power-management IC supports ARM Powered® devices such as the Intel® PXA210 and PXA250 microprocessors based on the Intel XScale™ micro-architecture. These devices include PDAs, thirdgeneration smart cellular phones, internet appliances, automotive in-dash Telematics systems, and other applications requiring substantial computing and multimedia capability at low power. The MAX1702B integrates three ultra-high-performance power supplies with associated supervisory and management functions. Included is a step-down DC-DC converter to supply 3.3V I/O and peripherals, a step-down DC-DC converter to supply 0.7V to VIN for the microprocessor core, and a step-down DC-DC converter to supply either 1.8V, 2.5V, or 3.3V to power the memory. Management functions include automatic power-up sequencing, power-on-reset and manual reset with timer, and two levels of low-battery detection. T...