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SN54LV174A, SN74LV174A
HEX DTYPE FLIPFLOPS
WITH CLEAR
SCLS401G APRIL 1998 REVISED APRIL 2005
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching
characteristics
over
recommended
operating
free-air
temperature
range,
VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54LV174A
SN74LV174A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
fmax
CL = 15 pF
95*
170*
80*
80
MHz
fmax
CL = 50 pF
55
130
50
MHz
tpd
CLR
Q
CL = 15 pF
4.5*
11.4*
1*
13.5*
1
13.5
ns
tpd
CLK
Q
CL = 15 pF
5.8*
11*
1*
13*
1
13
ns
tpd
CLR
Q
6
14.9
1
17
1
17
tpd
CLK
Q
CL = 50 pF
7.5
14.5
1
16.5
1
16.5
ns
tsk(o)
CL = 50 pF
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,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54LV174A
SN74LV174A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
fmax
CL = 15 pF
130*
240*
110*
110
MHz
fmax
CL = 50 pF
90
180
80
MHz
tpd
CLR
Q
CL = 15 pF
3*
7.6*
1*
9*
1
9
ns
tpd
CLK
Q
CL = 15 pF
4.1*
7.2*
1*
8.5*
1
8.5
ns
tpd
CLR
Q
4.2
9.6
1
11
1
11
tpd
CLK
Q
CL = 50 pF
5.5
9.2
1
10.5
1
10.5
ns
tsk(o)
CL = 50 pF
1
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
noise characteristics, VCC = 3.3 V, CL = 50 pF, TA = 25°C (see Note 5)
PARAMETER
SN74LV174A
UNIT
PARAMETER
MIN
TYP
MAX
UNIT
VOL(P)
Quiet output, maximum dynamic VOL
0.34
0.8
V
VOL(V)
Quiet output, minimum dynamic VOL
0.3
0.8
V
VOH(V)
Quiet output, minimum dynamic VOH
3.02
V
VIH(D)
High-level dynamic input voltage
2.31
V
VIL(D)
Low-level dynamic input voltage
0.99
V
NOTE 5: Characteristics are for surface-mount packages only.
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
VCC
TYP
UNIT
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 10 MHz
3.3 V
14
pF
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 10 MHz
5 V
15.1
pF
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design phase of development. Characteristic data and other
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change or discontinue these products without notice.