SN54LVTH16646, SN74LVTH16646

3.3V ABT 16BIT BUS TRANSCEIVERS AND REGISTERS

WITH 3STATE OUTPUTS

SCBS698G − JULY 1997 − REVISED MAY 2004

1

POST OFFICE BOX 655303

Widebus

 Family

Technology (ABT) Design for 3.3-V

Operation and Low Static-Power

Dissipation

(5-V Input and Output Voltages With

Down to 2.7 V

Insertion

Need for External Pullup/Pulldown

Resistors

Minimizes High-Speed Switching Noise

Layout

JESD 17

− 2000-V Human-Body Model (A114-A)

− 200-V Machine Model (A115-A)

description/ordering information

The

’LVTH16646

devices

are

16-bit

bus

transceivers

and

registers

designed

for

capability to provide a TTL interface to a 5-V

system environment.

ORDERING INFORMATION

TA

PACKAGE†

ORDERABLE

PART NUMBER

TOP-SIDE

MARKING

SSOP − DL

Tube

SN74LVTH16646DL

LVTH16646

−40

°C to 85°C

SSOP − DL

Tape and reel

SN74LVTH16646DLR

LVTH16646

−40 C to 85 C

TSSOP − DGG

Tape and reel

SN74LVTH16646DGGR

LVTH16646

−55

°C to 125°C

CFP − WD

Tube

SNJ54LVTH16646WD

SNJ54LVTH16646WD

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

at www.ti.com/sc/package.

Copyright

 2004, Texas Instruments Incorporated

UNLESS OTHERWISE NOTED this document contains PRODUCTION

DATA information current as of publication date. Products conform to

specifications per the terms of Texas Instruments standard warranty.

Production processing does not necessarily include testing of all

parameters.

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

Widebus is a trademark of Texas Instruments.

SN54LVTH16646 . . . WD PACKAGE

SN74LVTH16646 ... DGG OR DL PACKAGE

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1DIR

1CLKAB

1SAB

GND

1A1

1A2

1A3

1A4

1A5

GND

1A6

1A7

1A8

2A1

2A2

2A3

GND

2A4

2A5

2A6

2A7

2A8

GND

2SAB

2CLKAB

2DIR

1OE

1CLKBA

1SBA

GND

1B1

1B2

1B3

1B4

1B5

GND

1B6

1B7

1B8

2B1

2B2

2B3

GND

2B4

2B5

2B6

2B7

2B8

GND

2SBA

2CLKBA

2OE