ST491A

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ABSOLUTE MAXIMUM RATINGS

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is

not implied.

ELECTRICAL CHARACTERISTICS

TRANSMITTER ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Value

Unit

Supply Voltage

7V

Driver Input Voltage

-0.5 to 7

V

Driver Output Voltage

-7.5 to 12.5

V

Receiver Input Voltage

-7.5 to 12.5

V

Receiver Output Voltage

V

ESD

Human Body Model

3.5

KV

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

2

5

mA

Input Capacitance

1.8

pF

Driver Output Capacitance

1.2

pF

Output Capacitance

2.3

pF

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Differential Drive Output

(No load)

V

Differential Drive Output

(With Load)

1.5

2.6

5

V

Differential Drive Output

(With Load)

2

3

V

∆V

OD

Change in magnitude of

Driver Differential Output

Voltage for Complementary

Output States (Note1)

0

0.2

V

Driver Common Mode

Output Voltage

1

3

V

∆V

OC

Change in magnitude of

Driver Common Mode

Output Voltage (Note1)

0

0.2

V

Power Off Output Current

± 100

µA

Driver Short Circuit Output

Current

± 35

± 250

mA

Input Logic Threshold Low

0.8

V

Input Logic Threshold High

2

V