SN74CBT3244C

8BIT FET BUS SWITCH

5V BUS SWITCH WITH 2V UNDERSHOOT PROTECTION

SCDS130A − SEPTEMBER 2003 − REVISED OCTOBER 2003

2

POST OFFICE BOX 655303

description/ordering information (continued)

damaging current will not backflow through the device when it is powered down. The device has isolation during

power off.

resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.

ORDERING INFORMATION

TA

PACKAGE†

ORDERABLE

PART NUMBER

TOP-SIDE

MARKING

QFN − RGY

Tape and reel

SN74CBT3244CRGYR

CU244C

SOIC − DW

Tube

SN74CBT3244CDW

CBT3244C

SOIC − DW

Tape and reel

SN74CBT3244CDWR

CBT3244C

SSOP − DB

Tube

SN74CBT3244CDB

CU244C

−40

°C to 85°C

SSOP − DB

Tape and reel

SN74CBT3244CDBR

CU244C

−40 C to 85 C

SSOP (QSOP) − DBQ

Tape and reel

SN74CBT3244CDBQR

CBT3244C

TSSOP − PW

Tube

SN74CBT3244CPW

CU244C

TSSOP − PW

Tape and reel

SN74CBT3244CPWR

CU244C

TVSOP − DGV

Tape and reel

SN74CBT3244CDGVR

CU244C

† Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines

are available at www.ti.com/sc/package.

FUNCTION TABLE

(each 4-bit bus switch)

INPUT

INPUT/OUTPUT

FUNCTION

INPUT

OE

INPUT/OUTPUT

A

FUNCTION

L

B

A port = B port

H

Z

Disconnect