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ADG438F Datasheet High Performance 4/8 Channel Fault-Protected Analog Multiplexers

Manufacturer: Analog Devices

General Description

PRODUCT HIGHLIGHTS The ADG438F/ADG439F are CMOS analog multiplexers, the ADG438F comprising 8 single channels and the ADG439F comprising four differential channels.

These multiplexers provide fault protection.

Using a series n-channel, p-channel, nchannel MOSFET structure, both device and signal source protection is provided in the event of an overvoltage or power loss.

Overview

a High Performance 4/8 Channel Fault-Protected Analog Multiplexers ADG438F/ADG439F* FUNCTIONAL BLOCK DIAGRAMS ADG438F S1 S1A DA S4A D S1B DB S8 1 OF 8 DECODER S4B 1 OF 4.

Key Features

  • Fast Switching Times tON 250 ns max tOFF 150 ns max Fault and Overvoltage Protection (.
  • 40 V, +55 V) All Switches OFF with Power Supply OFF Analog Output of ON Channel Clamped Within Power Supplies If an Overvoltage Occurs Latch-Up Proof Construction Break Before Make Construction TTL and CMOS Compatible Inputs.