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Document Number: 70787

S11-0975-Rev. F, 16-May-11

Vishay Siliconix

Si9241A

This document is subject to change without notice.

OUTPUT TABLE AND STATE DIAGRAMS

Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation

of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum

rating conditions for extended periods may affect device reliability.

A = 1

A = 0

Over Temp

Over Temp . CS

B = 1

B = 0

Short Circuit

CS

Note: Over Temp is an internal condition, not meant

to be a logic signal.

Power On

Power On

INPUTS

STATE

VARIABLE

OUTPUT

TABLE

CS

TX

A

B

RX

K

FAULT

Comments

00

1

1

0

0

1

01

1

1

1

1

1

XX

0

1

K

HiZ

0

Over Temp

0

X

1

0

K

HiZ

0

Short Circuit

1

X1

1

0

0

1

Receive

Mode

1X

1

1

1

1

1

X = "1" or "0"

HiZ = High Impedance State

ABSOLUTE MAXIMUM RATINGS

Parameter

Limit

Unit

Voltages Referenced to Ground

- 24 to 45

V

Voltage K

55

mA

7V

Continuous

- 40 to 125

°C

Junction and Storage Temperature

- 55 to 150

Thermal Impedance (



125

°C/W

RECOMMENDED OPERATING RANGE

Parameter

Limit

Unit

Voltages Referenced to Ground

4.5 to 5.5

V

6 to 36

K

6 to 36

Digital Inputs