74LVC16244ADGG datasheet(10/18 Pages) PHILIPS

10 / 18 page

2003 Dec 08

Philips Semiconductors

Product speciﬁcation

16-bit buffer/line driver; 5 V input/output

tolerant; 3-state

74LVC16244A;

74LVCH16244A

AC CHARACTERISTICS

GND = 0 V; tr =tf ≤ 2.5 ns; CL = 50 pF; RL = 500 Ω.

Notes

1. All typical values are measured at Tamb =25 °C.

2. These typical values are measured at VCC = 3.3 V and Tamb =25 °C.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

WAVEFORMS

VCC (V)

Tamb = −40 to +85 °C; note1

tPHL/tPLH

propagation delay nAn to nYn

see Figs 6 and 8

1.2

−

11.0

−

2.7

1.0

−

4.7

3.0 to 3.6

1.1

3.0(2)

4.1

tPZH/tPZL

3-state output enable time nOE to nYn

see Figs 7 and 8

1.2

−

15.0

−

2.7

1.0

−

5.8

3.0 to 3.6

1.0

3.5(2)

4.6

tPHZ/tPLZ

3-state output disable time nOE to nYn see Figs 7 and 8

1.2

−

10.0

−

2.7

1.0

−

6.2

3.0 to 3.6

1.8

3.7(2)

5.2

Tamb = −40 to +125 °C

tPHL/tPLH

propagation delay nAn to nYn

see Figs 6 and 8

1.2

−−−

2.7

1.0

−

6.0

3.0 to 3.6

1.1

−

5.5

tPZH/tPZL

3-state output enable time nOE to nYn

see Figs 7 and 8

1.2

−−−

2.7

1.0

−

7.5

3.0 to 3.6

1.0

−

6.0

tPHZ/tPLZ

3-state output disable time nOE to nYn see Figs 7 and 8

1.2

−−−

2.7

1.0

−

8.0

3.0 to 3.6

1.8

−

6.5

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