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74AHC573

Octal D-type transparent latch; 3-state

Philips Electronics 

Philips Semiconductors

Octal D-type transparent latch; 3-state

Product specification

74AHC573; 74AHCT573

74AHCT573

GND = 0 V; tr = tf ≤ 3.0 ns.

SYMBOL PARAMETER

TEST CONDITIONS

WAVEFORMS

CL

Tamb (°C)

25

−40 to +85 −40 to +125 UNIT

MIN. TYP. MAX. MIN. MAX. MIN. MAX.

VCC = 4.5 to 5.5 V; note 1

tPHL/tPLH propagation delay see Figs 6 and 9

Dn to Qn

15 pF −

3.5 5.5 1

6.5 1

7.0 ns

propagation delay see Figs 7 and 9

− 3.9 6.0 1 7.0 1

7.5 ns

LE to Qn

tPZH/tPZL propagation delay see Figs 8 and 9

OE to Qn

− 4.1 6.5 1 7.5 1

8.5 ns

tPHZ/tPLZ propagation delay

OE to Qn

− 4.5 6.5 1 7.5 1

8.5 ns

tPHL/tPLH propagation delay see Figs 6 and 9

Dn to Qn

50 pF −

4.9 7.5 1

8.5 1

9.5 ns

propagation delay see Figs 7 and 9

− 5.5 8.5 1 9.5 1

11.0 ns

LE to Qn

tPZH/tPZL propagation delay see Figs 8 and 9

OE to Qn

− 5.9 8.5 1 10.0 1

11.0 ns

tPHZ/tPLZ propagation delay

OE to Qn

− 6.4 9.0 1 10.0 1

11.5 ns

tW

enable pulse width see Figs 7 and 9

HIGH

5.0 −

−

5.0 −

5.0 −

ns

tsu

set-up time

see Fig.9

Dn to LE

th

hold time

Dn to LE

3.5 −

−

3.5 −

3.5 −

ns

1.5 −

−

1.5 −

1.5 −

ns

Note

1. Typical values at VCC = 5.0 V.

1999 Sep 27

11

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