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HT7022A Datasheet PDF

Holtek Semiconductor HT7022A

The HT7022A is a three-terminal low power voltage detector implemented in CMOS technology. It detects a particular fixed voltage 2.2V. The voltage detector consists of a high-precision and low power consumption standard voltage source, a comparator, hysteresis circuit, and an output driver.
Part No. HT7022A
Datasheet HT7022A Download
Manufacturer
Holtek Semiconductor
Description 2.2V Voltage Detector
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HT7022A datasheet page 1 preview

FEATURES

● Low detectable voltage 2.2V
● Low power consumption
● Low temperature coefficient
● Built-in high-stability reference source
● Built-in hysteresis characteristic
● TO-92 and SOT-89 package

APPLICATIONS

● Battery checkers
● Power failure detectors
● Microcomputer reset
● Battery memory backup
● Non-volatile RAM signal storage protectors

GENERAL DESCRIPTION

It detects a particular fixed voltage 2.2V. CMOS technology ensures low power consumption. Although designed primarily as fixed voltage detectors, these devices can be used with external components to detect user specified threshold voltages (NMOS open drain type only). Output Type Selection Table Type VOUT VDD A VDD>VDET(+) Hi-
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