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MB2652BB

Dual octal transceiver/registers, non-inverting (3-State)

Philips Electronics 

Philips Semiconductors Products

Dual octal transceiver/registers,

non-inverting (3-State)

Product specification

MB2652

The following examples demonstrate the four

fundamental bus-management functions that

can be performed with the MB2652.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

REAL TIME BUS TRANSFER

BUS A TO BUS B

STORAGE FROM

A, B, OR A AND B

A

B

A

B

A

B

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

L

L

X

X

XL

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

H

H

X

X

LX

TRANSFER STORED DATA

TO A OR B

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

X

H

↑

X

XX

L

X

X

↑

XX

L

H

↑

↑

XX

August 23, 1993

A

B

nOEAB nOEBA nCPAB nCPBA nSAB nSBA

H

L H|L H|L H H

4

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