8.3 Feature Description

Table 8-1 provides an overview of the device features.

Table 8-1. Device Features

DEVICE

RATED ISOLATION(1)

TYPE

DATA RATE

ISO3080

4000 VPK / 2500 VRMS

Full-duplex

200 kbps

ISO3086

4000 VPK / 2500 VRMS

Full-duplex

20 Mbps

ISO3082

4000 VPK / 2500 VRMS

Half-duplex

200 kbps

ISO3088

4000 VPK / 2500 VRMS

Half-duplex

20 Mbps

(1)

See Safety-Related Certifications table for detailed isolation ratings.

8.4 Device Functional Modes

Table 8-2 lists the driver functional modes and Table 8-3 lists the receiver functional modes.

Table 8-2. Driver Function Table(1)

VCC1

VCC2

INPUT

(D)

ENABLE INPUT

(DE)

OUTPUTS(1)

Y / A

Z / B

PU

PU

H

H

H

L

PU

PU

L

H

L

H

PU

PU

X

L

Hi-Z

Hi-Z

PU

PU

X

OPEN

Hi-Z

Hi-Z

PU

PU

OPEN

H

H

L

PD

PU

X

X

Hi-Z

Hi-Z

PU

PD

X

X

Hi-Z

Hi-Z

PD

PD

X

X

Hi-Z

Hi-Z

(1)

Driver output pins are Y and Z for full-duplex devices and A and B for half-duplex devices.

Table 8-3. Receiver Function Table(1)

VCC1

VCC2

DIFFERENTIAL INPUT

VID = (VA – VB)

ENABLE

( RE)

OUTPUT

(R)

PU

PU

–0.01 V ≤ VID

L

H

PU

PU

–0.2 V < VID < –0.01 V

L

?

PU

PU

VID ≤ –0.2 V

L

L

PU

PU

X

H

Hi-Z

PU

PU

X

OPEN

Hi-Z

PU

PU

Open circuit

L

H

PU

PU

Short circuit

L

H

PU

PU

Idle (terminated) bus

L

H

PD

PU

X

X

Hi-Z

PU

PD

X

L

H

(1)

PU = Powered Up; PD = Powered Down; H = Logic High; L= Logic Low; X = Irrelevant, Hi-Z = High Impedance (off), ? = Indeterminate

ISO3080, ISO3082, ISO3086, ISO3088

SLOS581J – MAY 2008 – REVISED AUGUST 2023

www.ti.com

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Product Folder Links: ISO3080 ISO3082 ISO3086 ISO3088