Electrical characteristics

ST26C31

6/15

3

Electrical characteristics

Note:

1

Unless otherwise specified, min/max limits apply across the recommended operating

2

See EIA Specification RS422 for exact test conditions.

3

4

This is the current sourced when a high output is shorted to ground. Only one output at time

should be shorted.

Table 5.

Symbol

Parameter

Test Conditions

Value

Unit

Min.

Typ.

Max.

High level input voltage

2

V

Low level input voltage

0.8

V

High level output voltage

2.5

3.4

V

Low level output voltage

0.3

0.5

V

Differential output voltage

3.1

V

Difference in differential

output voltage

V

Common mode output

voltage

3

V

Difference in common

mode output voltage

V

Input current

±1

µA

Quiescent supply current

(Note 2)

200

500

µA

(Note 3)

0.8

2

mA

3-STATE output leakage

current

±0.5

±5

µA

Output short circuit

current

(Note 2, Note 4)

-30

-150

mA

Power off output leakage

current (Note 2)

100

µA

-100

µA