Description
SGM814/SGM815/SGM816 Ultra-Low Power Voltage Detectors with Optional Watchdog GENERAL .
The SGM814, SGM815 and SGM816 are a family of complete microprocessor supervisory devices which combine ultra-low power, supervisory circuits and time.
Features
* High Accuracy Fixed Detection Options: 1.2V, 1.5V, 1.6V, 2V and 3.3V
* High Trigger Accuracy: 1% (TYP)
* Low Quiescent Current: 1.6μA (TYP)
* Low nRESET Defined Input Voltage: 0.5V
* Delay Time for the Power-on Reset Generator:
140ms
* Reset Output Options:
Open-Drain: SG
Applications
* Microprocessor Systems Controllers Battery-Powered Systems Portable Equipment Instruments and Apparatus Communications-Equipment
TYPICAL APPLICATION
3.3V 1.6V
R1
R2
VDD R3
SGM815-3.3
nMR
nRSTVDD
SENSE
nRSTSENSE
GND
VCORE
VIO
DSP
nRESET
GND
AVAILABLE OPTIONS
Device nRESET Output
SGM81