Datasheet

9397 750 13816 © Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data sheet Rev. 03 — 12 November 2004 11 of 20
Philips Semiconductors
74HC75
Quad bistable transparant latch
[1] C
PD
is used to determine the dynamic power dissipation (P
D
in µW).
P
D
=C
PD
× V
CC
2
× f
i
× N+∑(C
L
× V
CC
2
× f
o
) where:
f
i
= input frequency in MHz;
f
o
= output frequency in MHz;
C
L
= output load capacitance in pF;
V
CC
= supply voltage in V;
N = number of inputs switching;
∑(C
L
× V
CC
2
× f
o
) = sum of outputs.
T
amb
= −40 °C to +125 °C
t
PHL
, t
PLH
propagation delay
nD to nQ
see Figure 6
V
CC
= 2.0 V - - 165 ns
V
CC
= 4.5 V - - 33 ns
V
CC
= 6.0 V - - 28 ns
propagation delay
nD to n
Q
see
Figure 7
V
CC
= 2.0 V - - 180 ns
V
CC
= 4.5 V - - 36 ns
V
CC
= 6.0 V - - 31 ns
propagation delay
LEnn to nQ
see
Figure 9
V
CC
= 2.0 V - - 180 ns
V
CC
= 4.5 V - - 36 ns
V
CC
= 6.0 V - - 31 ns
propagation delay
LEnn to n
Q
see
Figure 9
V
CC
= 2.0 V - - 190 ns
V
CC
= 4.5 V - - 38 ns
V
CC
= 6.0 V - - 32 ns
t
THL
, t
TLH
output transition time see Figure 6 and 7
V
CC
= 2.0 V - - 110 ns
V
CC
= 4.5 V - - 22 ns
V
CC
= 6.0 V - - 19 ns
t
W
enable pulse width
HIGH
see Figure 9
V
CC
= 2.0 V 120 - - ns
V
CC
= 4.5 V 24 - - ns
V
CC
= 6.0 V 20 - - ns
t
su
set-up time nD to
LEnn
see Figure 8
V
CC
= 2.0 V 90 - - ns
V
CC
= 4.5 V 18 - - ns
V
CC
= 6.0 V 15 - - ns
t
h
hold time nD to LEnn see Figure 8
V
CC
= 2.0 V 3 - - ns
V
CC
= 4.5 V 3 - - ns
V
CC
= 6.0 V 3 - - ns
Table 8: Dynamic characteristics
…continued
GND = 0 V; t
r
=t
f
= 6 ns; C
L
= 50 pF; unless otherwise specified, see Figure 10.
Symbol Parameter Conditions Min Typ Max Unit