MC34972 - Multiple Switch Detection Interface

NXP

Datasheet Details

Part number	MC34972
Manufacturer	NXP ↗
File Size	1.75 MB
Description	Multiple Switch Detection Interface
Datasheet	MC34972-NXP.pdf

of each pin can be found in the Functional Pin Description section beginning on page 9.

a 22-to-1 analog multiplexer for reading inputs as analog. The analog input signal is buffered and provided on the AMUX output pin for the MCU to read. The 34972 device has two modes of operation, Normal and Sleep. Normal mode allows programming of the device and supplies switch contacts with pull-up or pull-down current as it monitors switch change of state. The Sleep mode provides low quiescent current, which makes the 34972 ideal for industrial products requiring low sleep-state currents. Thi.

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Published: Jul 14, 2020 |