max889MAX889RESA+T Analog Devices Maxim Integrated Switching Voltage Regulators Hh-Frequency, Regulated, 200mA, Invert datasheet, inventory, & pricing.MAX889: 301Kb 8P: Hh-Frequency, Regulated, 200mA, Inverting Charge Pump: MAX8890: 233Kb 12P: Integrated Cellular RF-Section Power-Management IC: MAX8891: 325Kb