MAX889RESA Analog Devices Maxim Integrated

max889MAX889: 301Kb 8P: Hh-Frequency, Regulated, 200mA, Inverting Charge Pump: MAX8890: 233Kb 12P: Integrated Cellular RF-Section Power-Management IC: MAX8891: 325KbThe MAX889 IC is an inverting charge pump that deliv-ers a regulated negative output voltage at loads up to 200mA. The device operates from an input of +2.7V to +5.5V to produce a user