TPS3617 TPS3618 www.
ti.
com SLVS339D – DECEMBER 2000 – REVISED DECEMBER 2006 BATTERY-BACKUP SUPERVISOR FOR RAM RETENTION FEATURES • Supply Current of 40 µA (Max) • Battery Supply Current of 100 nA (Max) • Precision 5-V Supply Voltage Monitor, Other Voltage Options on Request • Backup-Battery Voltage Can Exceed VDD • Watchdog Timer With 800-ms Time-Out • Power-On Reset Generator With Fixed 100-ms Reset Delay Time • Voltage Monitor for Power-Fail or Low-Battery Monitoring • Battery Freshness Seal (TPS3617 Only) • 8-Pin MSOP Package • Temperature Range: –40° to +85°C APPLICATIONS • Fax Machines • Set-Top Boxes • Advanced Voice Mail Systems • Portable Battery Powered Equipment • Computer Equi...

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