1999 Sep 27

8

Philips Semiconductors

Product specification

Octal D-type transparent latch; 3-state

74AHC573; 74AHCT573

74AHCT family

Over recommended operating conditions; voltages are referenced to GND (ground=0V).

SYMBOL

PARAMETER

TEST CONDITIONS

UNIT

OTHER

25

−40 to +85 −40 to +125

MIN.

TYP.

MAX. MIN. MAX. MIN. MAX.

HIGH-level input

voltage

4.5 to 5.5 2.0

−−

2.0

−

2.0

−

V

LOW-level input

voltage

4.5 to 5.5

−−

0.8

−

0.8

−

0.8

V

HIGH-level output

voltage; all outputs

4.5

4.4

4.5

−

4.4

−

4.4

−

V

HIGH-level output

voltage

4.5

3.94

−−

3.8

−

3.70

−

V

LOW-level output

voltage; all outputs

4.5

−

0

0.1

−

0.1

−

0.1

V

LOW-level output

voltage

4.5

−−

0.36

−

0.44

−

0.55

V

input leakage

current

5.5

−−

0.1

−

1.0

−

2.0

µA

3-state output

OFF current

per input pin;

other inputs at

5.5

−−

±0.25 −±2.5

−±10.0 µA

quiescent supply

current

5.5

−−

4.0

−

40

−

80

µA

∆I

CC

additional

quiescent supply

current per input

pin

other inputs at

4.5 to 5.5

−−

1.35

−

1.5

−

1.5

mA

input capacitance

−−

310

−

10

−

10

pF