Adjustable UV and OV Monitor
Data Sheet
Low Power, Adjustable UV and OV Monitor with 400 mV, ±0.275% Reference ADCMP671
FEATURES
Window monitoring ...
Description
Data Sheet
Low Power, Adjustable UV and OV Monitor with 400 mV, ±0.275% Reference ADCMP671
FEATURES
Window monitoring with minimum processor I/O Individually monitoring N rails with only N + 1 processor I/O 400 mV, ± 0.275% threshold at VDD = 3.3 V, 25°C Supply range: 1.7 V to 5.5 V Low quiescent current: 17 μA maximum at 125°C Input range includes ground Internal hysteresis: 9.2 mV typical Low input bias current: 2.5 nA maximum Open-drain outputs Power good indication output Designated over voltage indication output Low profile (1 mm), 6-lead TSOT package
FUNCTIONAL BLOCK DIAGRAM
VDD
INH UV
ADCMP671
PWRGD
400mV OV INL
OV
GND
Figure 1.
10160-001
APPLICATIONS
Supply voltage monitoring Li-Ion monitoring Portable applications Handheld instruments
GENERAL DESCRIPTION
The ADCMP671 voltage monitor consists of two low power, high accuracy comparators and reference circuits. It operates on a supply voltage from 1.7 V to 5.5 V and draws 17 μA maximum, making it suitable for lo...
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