Philips Semiconductors

Product specification

MB2244

16-bit buffer/line driver (3-State)

1998 Jan 16

5

AC CHARACTERISTICS

LIMITS

SYMBOL

PARAMETER

WAVEFORM

UNIT

Min

Typ

Max

Min

Max

Propagation delay

nAx to nYx

1

1.2

1.2

3.2

3.1

4.5

4.5

1.2

1.2

5.1

5.1

ns

Output enable time

to High and Low level

2

1.1

1.8

3.0

4.0

4.4

5.4

1.1

1.8

5.1

6.4

ns

Output disable time

from High and Low level

2

1.6

1.7

4.0

3.4

5.6

5.0

1.6

1.7

6.2

5.6

ns

AC WAVEFORMS

nAx INPUT

VM

VM

nYx OUTPUT

VM

VM

tPLH

tPHL

SB00028

Waveform 1. Input (An) to Output (Yn) Propagation Delays

nOE INPUT

VM

VM

tPZH

tPHZ

nYx OUTPUT

VOH

VM

VM

nYx OUTPUT

VOL

tPZL

tPLZ

3.5V

0V

VOL + 0.3V

VOH – 0.3V

SB00036

Waveform 2. 3-State Output Enable and Disable Times