Datasheet

 
  
 
SCLS401G − APRIL 1998 − REVISED APRIL 2005
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
T
A
= 25°C SN54LV174A SN74LV174A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
f
max
C
L
= 15 pF 95* 170* 80* 80
MHz
f
max
C
L
= 50 pF 55 130 50 50
MHz
t
pd
CLR
Q
C
L
= 15 pF
4.5* 11.4* 1* 13.5* 1 13.5
ns
t
pd
CLK
Q
C
L
= 15 pF
5.8* 11* 1* 13* 1 13
ns
t
pd
CLR
Q
6 14.9 1 17 1 17
t
pd
CLK
Q
C
L
= 50 pF
7.5 14.5 1 16.5 1 16.5
ns
t
sk(o)
C
L
= 50 pF
1.5 1.5
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
T
A
= 25°C SN54LV174A SN74LV174A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
f
max
C
L
= 15 pF 130* 240* 110* 110
MHz
f
max
C
L
= 50 pF 90 180 80 80
MHz
t
pd
CLR
Q
C
L
= 15 pF
3* 7.6* 1* 9* 1 9
ns
t
pd
CLK
Q
C
L
= 15 pF
4.1* 7.2* 1* 8.5* 1 8.5
ns
t
pd
CLR
Q
4.2 9.6 1 11 1 11
t
pd
CLK
Q
C
L
= 50 pF
5.5 9.2 1 10.5 1 10.5
ns
t
sk(o)
C
L
= 50 pF
1 1
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
noise characteristics, V
CC
= 3.3 V, C
L
= 50 pF, T
A
= 25°C (see Note 5)
PARAMETER
SN74LV174A
UNIT
PARAMETER
MIN TYP MAX
UNIT
V
OL(P)
Quiet output, maximum dynamic V
OL
0.34 0.8 V
V
OL(V)
Quiet output, minimum dynamic V
OL
−0.3 −0.8 V
V
OH(V)
Quiet output, minimum dynamic V
OH
3.02 V
V
IH(D)
High-level dynamic input voltage 2.31 V
V
IL(D)
Low-level dynamic input voltage 0.99 V
NOTE 5: Characteristics are for surface-mount packages only.
operating characteristics, T
A
= 25°C
PARAMETER TEST CONDITIONS V
CC
TYP UNIT
C
pd
Power dissipation capacitance
C
L
= 50 pF,
f = 10 MHz
3.3 V 14
pF
C
pd
Power dissipation capacitance
C
L
= 50 pF,
f = 10 MHz
5 V 15.1
pF
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