Philips Semiconductors

Product specification

74ALVT16652

2.5V/3.3V 16-bit bus transceiver/register

(3-State)

1998 Feb 13

5

The following examples demonstrate the four fundamental

bus-management functions that can be performed with the

74ALVT16652. The select pins determine whether data is stored or

transferred through the device in real time. The output enable pins

determine the direction of the data flow.

REAL TIME BUS TRANSFER

BUS B TO BUS A

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

LL

X

X

X

L

REAL TIME BUS TRANSFER

BUS A TO BUS B

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

HH

X

X

L

X

STORAGE FROM

A, B, OR A AND B

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

XH

↑

XX

X

LX

X

↑

XX

LH

↑↑

XX

TRANSFER STORED DATA

TO A OR B

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

H

L

H | L

H | L

H

H

AB

AB

AB

AB

SH00066