Description
TPS3619-33, TPS3619-50 TPS3620-33, TPS3620-50 www.ti.com SLVS387H * APRIL 2001 * REVISED DECEMBER 2007 BACKUP-BATTERY SUPERVISORS F.
The TPS3619 and TPS3620 families of supervisory circuits monitor and control processor activity by providing backup-battery switchover for data retent.
Features
* 1
* 2 Supply Current of 40 µA (Max)
* Battery-Supply Current of 100 nA (Max)
* Precision Supply Voltage Monitor 3.3 V, 5 V,
Other Options on Request
* Backup-Battery Voltage Can Exceed VDD
* Power On Reset Generator With Fixed 100-ms
Reset Delay Time
Applications
* Fax Machines
* Set-Top Boxes
* Advanced Voice Mail Systems
* Portable Battery-Powered Equipment
* Computer Equipment
* Advanced Modems
* Automotive Systems
* Portable Long-Time Monitoring Equipment
* Point-of-Sale Equipment
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