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What is CMOS?

Definition

Complementary Metal-Oxide-Semiconductor — a low-power integrated circuit technology used in PLCs, microcontrollers, and memory chips. CMOS circuits consume minimal standby power and are common in battery-backed PLC memory modules.

Related Terms

Microcontroller

A single-chip computer with integrated processor, memory, and I/O peripherals us...

Non-Volatile Memory

Memory that retains stored data even when power is removed, including flash, EEP...

CPU Module

The central processing unit of a PLC system that executes the control program, m...

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