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MAX769

Part Number	MAX769
Manufacturer	Maxim
Description	2 or 3-Cell / Step-Up/Down / Two-Way Pager System
Published	May 2, 2005
Detailed Description	19-4771; Rev 1; 10/98 ANUAL N KIT M EET IO T A U EVAL TA SH WS DA FOLLO 2 or 3-Cell, Step-Up/Down, Two-Way Pager Syste...
Datasheet	MAX769 PDF File

Overview

19-4771; Rev 1; 10/98 ANUAL N KIT M EET IO T A U EVAL TA SH WS DA FOLLO 2 or 3-Cell, Step-Up/Down, Two-Way Pager System IC ____________________________Features o Regulated Step-Up/Step-Down Operation o 80mA Output from 3 Cells o 85% Efficiency o 13µA Idle Mode™ (coast) Current o Selectable Low-Noise PWM or Low-Current PFM Operation o PWM Operating Frequency Synchronized to Seven Times an External Clock Source o Operates at 270kHz with No External Clock o Automatic Backup-Battery Switchover ________________General Description The MAX769 is a complete buck/boost power supply and monitoring system for two-way pagers or other lowpower digital communications devices.
Few external components ar...

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