SLEEP_MODE_CIRCUIT

Published:2009/6/18 22:08:00 Author:May | From:SeekIC

The HA7210 oscillator IC combines with an ICL7642 quad CMOS op amp to produce a sleep-mode control circuit. The circuit is put into the sleep mode with a logic high applied to the Reset input or with an RC timer for automatic reset. The system is awakened by a signal from the microphone/sensor.



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