6.8 Electrical Characteristics: Driver

All typical specs are at VCC1=3.3V, VCC2=5V, TA=27°C, (Min/Max specs are over recommended operating conditions unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

|VOD|

Driver differential-output voltage

magnitude

IO = 0 mA, no load

3

4.3

VCC2

V

RL = 54 Ω, See Figure 11

1.5

2.3

V

RL = 100 Ω (RS-422), See Figure 11

2

2.3

V

Vtest from –7 V to +12 V, See Figure 12

1.5

V

Δ|VOD|

Change in differential output voltage

between two states

See Figure 11 and Figure 12

–200

200

mV

VOC

Common-mode output voltage

See Figure 13

1

2.6

3

V

ΔVOC(SS)

change in steady-state common-mode

output voltage between two states

See Figure 13

–100

100

mV

VOC(PP)

Peak-to-peak common-mode output

voltage

See Figure 13

0.5

V

II

Input current

D, DE, VI at 0 V or VCC1

–10

10

µA

IOZ

High-impedance state output current

ISO3082, ISO3088

See the

receiver

bias input

current

parameter

ISO3080, ISO3086; VY or VZ = 12 V, VCC = 0 V or 5

V, DE = 0 V, Other input at 0 V

1

µA

ISO3080, ISO3086; VY or VZ = -7 V, VCC = 0 V or 5

V, DE = 0 V, Other input at 0 V

-1

µA

IOS

Short-circuit output current

VA or VB at –7 V, Other input at 0 V

–200

200

mA

VA or VB at 12 V, Other input at 0 V

–200

200

mA

CMTI

Common-mode transient immunity

VI = VCC or 0 V, See Figure 14 and Figure 15

25

50

kV/µs

6.9 Electrical Characteristics: Receiver

All typical specs are at VCC1=3.3V, VCC2=5V, TA=27°C, (Min/Max specs are over recommended operating conditions unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIT+

Positive-going input threshold voltage

IO = –8 mA

-85

–10

mV

VIT–

Negative-going input threshold

voltage

IO = 8 mA

–200

-115

mV

Vhys

Input hysteresis (VIT+ – VIT–)

30

mV

VOH

High-level output voltage

VID = 200 mV, IO = -8 mA, 3.3 V VCC1

VCC1 – 0.4

3.1

V

High-level output voltage

VID = 200 mV, IO = -8 mA, 5 V VCC1

4

4.8

V

VOL

Low-level output voltage

VID = –200 mV, IO = 8 mA, 3.3 V VCC1

0.15

0.4

V

Low-level output voltage

VID = –200 mV, IO = 8 mA, 5 V VCC1

0.15

0.4

V

IO(Z)

Output high-impedance current on

the R pin

VI = –7 to 12 V, Other input = 0 V

–1

1

µA

ISO3080, ISO3082, ISO3086, ISO3088

SLOS581J – MAY 2008 – REVISED AUGUST 2023

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Product Folder Links: ISO3080 ISO3082 ISO3086 ISO3088