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TRSF3238

3-V TO 5.5-V MULTICHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER

SLLS859 – AUGUST 2007

ORDERING INFORMATION

ORDERABLE PART NUMBER

TOP-SIDE MARKING

Tube of 50

TRSF3238CDW

SOIC – DW

TRS3238EC

Reel of 2000

TRSF3238CDWR

Tube of 50

TRSF3238CDB

0

°C to 70°C

SSOP – DB

TRS3238EC

Reel of 2000

TRSF3238CDBR

Tube of 50

TRSF3238CPW

TSSOP – PW

RT38C

Reel of 2000

TRSF3238CPWR

Tube of 50

TRSF3238IDW

SOIC – DW

TRS3238EI

Reel of 2000

TRSF3238IDWR

Tube of 50

TRSF3238IDB

–40

°C to 85°C

SSOP – DB

TRS3238EI

Reel of 2000

TRSF3238IDBR

Tube of 50

TRSF3238IPW

TSSOP – PW

RT38I

Reel of 2000

TRSF3238IPWR

(1)

Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.

(2)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

website at www.ti.com.

FUNCTION TABLES

abc

INPUTS

OUTPUT

DRIVER STATUS

TIME ELAPSED SINCE LAST

DOUT

DIN

FORCEON

FORCEOFF

RIN OR DIN TRANSITION

X

X

L

X

Z

Powered off

L

H

H

X

H

Normal operation with

auto-powerdown plus disabled

H

H

H

X

L

L

L

H

<30 s

H

Normal operation with

auto-powerdown plus enabled

H

L

H

<30 s

L

L

L

H

>30 s

Z

Powered off by

auto-powerdown plus feature

H

L

H

>30 s

Z

(1)

H = high level, L = low level, X = irrelevant, Z = high impedance

INPUTS

OUTPUTS

RECEIVER STATUS

RIN1,

TIME ELAPSED SINCE LAST

RIN2

FORCEOFF

ROUT1B

ROUT

RIN3–RIN5

RIN OR DIN TRANSITION

L

X

L

X

L

Z

Powered off while

ROUT1B is active

H

X

L

X

H

Z

L

L

H

<30 s

L

H

L

H

H

<30 s

L

L

Normal operation with

H

L

H

<30 s

H

H

auto-powerdown plus

disabled/enabled

H

H

H

<30 s

H

L

Open

Open

H

>30 s

L

H

(1)

H = high level, L = low level, X = irrelevant, Z = high impedance (off), Open = input disconnected or connected driver off

2

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