DS89C386TMEA ,Twelve Channel CMOS Differential Line Receiverfeatureslowpowerdissipationof240n Receiver OPEN input failsafe featuremW typical.n Guaranteed AC pa ..
DS89C386TMEA ,Twelve Channel CMOS Differential Line ReceiverElectrical Characteristics (Note 3)±V =5V 10% (unless otherwise specified)CCSymbol Parameter Condit ..
DS89C387TMEA ,Twelve Channel CMOS Differential Line DriverElectrical Characteristics” provide conditions for actual device operation.Note2: Unless otherwise ..
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DS89C386TMEA
Twelve Channel CMOS Differential Line Receiver
DS89C386
Twelve Channel CMOS Differential Line Receiver
General DescriptionThe DS89C386isa high speed twelve channel CMOS dif-
ferential receiver that meets the requirementsof TIA/EIA-
422-B.The DS89C386 features low power dissipationof 240 typical.
Each TRI-STATE® enable, EN, allowsthe receiver outputto activeorina Hi-impedanceoff state. Each enableis
commonto only two receiversfor flexibility and multiplexing receiver outputs.
The receiver output (RO)is guaranteedtobe High whenthe
inputs are left open and unterminated. The receiver can
detect signalsas low and including ±200 mV overthe com-
mon mode rangeof ±7V. The receiver outputs (RO) are
compatible with both TTL and CMOS levels.
Features Low power design—240 mW typical Meets TIA/EIA-422-B (RS-422) Receiver OPEN input failsafe feature GuaranteedAC parameters: Maximum receiver skew−4ns Maximum transition time−9ns High Output Drive Capability: ±6mA Availablein SSOP packaging: Requires 30% less PCB space than3 DS34C86TMs
Connection Diagram
48L SSOP
DS89C386Order Number DS89C386TMEA
SeeNS Package Number MS48A
Function Diagram
1/6of package
Truth Table
Enable Inputs Output RI–RI* RO Z ≥200 mVor OPEN† H ≤ −200 mV L +200 mV> and> −200 mV X
†Not terminated.
October 2001
DS89C386
welve
Channel
CMOS
Differential
Line
Receiver