General Description
The MAX1586/MAX1587 power-management ICs are optimized for devices using Intel X-Scale™ microprocessors, including third-generation smart cell phones, PDAs, internet appliances, and other portable devices requiring substantial computing and multimedia capability at low power.

FEATUREs
♦ Six Regulators in One Package:
    Step-Down DC-DC for I/O at 1.3A
    Step-Down DC-DC for Memory at 0.9A
    Step-Down Serial-Programmed DC-DC for CORE
    Three LDO Outputs for SRAM, PLL, and USIM
    Always-On Output for VCC_BATT
♦ Low Operating Current
    60µA in Sleep Mode (Sleep LDOs On)
    130µA with DC-DCs On (Core Off)
    200µA All Regulators On, No Load
    5µA Shutdown Current
♦ Optimized for X-Scale Processors
♦ Backup-Battery Input
♦ Separate ON Controls for Any Desired Power Sequencing
♦ 1MHz PWM Switching Allows Small External Components
♦ Tiny 6mm x 6mm, 40-Pin and 7mm x 7mm, 48-Pin Thin QFN Packages