74VCX16374
AC CHARACTERISTICS (Note 4; tR = tF = 2.0 ns; CL = 30 pF; RL = 500 W)
TA = −40°C to +85°C
VCC = 3.0 V to 3.6 V VCC = 2.3 V to 2.7 V VCC = 1.65 V to 1.95 V
Symbol
Parameter
Waveform Min
Max
Min
Max
Min
Max
fmax
Clock Pulse Frequency
1
250
200
100
tPLH
Propagation Delay
tPHL
CP−to−On
1
0.8
3.0
1.0
3.9
1.5
7.8
0.8
3.0
1.0
3.9
1.5
7.8
tPZH
Output Enable Time to
tPZL
High and Low Level
2
0.8
3.5
1.0
4.6
1.5
9.2
0.8
3.5
1.0
4.6
1.5
9.2
tPHZ
Output Disable Time From
tPLZ
High and Low Level
2
0.8
3.5
1.0
3.8
1.5
6.8
0.8
3.5
1.0
3.8
1.5
6.8
ts
Setup Time, High or Low
3
1.5
1.5
2.5
Dn−to−CP
Unit
MHz
ns
ns
ns
ns
th
Hold Time, High or Low
3
1.0
1.0
1.0
ns
Dn−to−CP
tw
CP Pulse Width, High
3
1.5
1.5
4.0
ns
tOSHL
tOSLH
Output−to−Output Skew
(Note 5)
0.5
0.5
0.5
0.5
0.75
ns
0.75
4. For CL = 50 pF, add approximately 300 ps to the AC maximum specification.
5. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device.
The specification applies to any outputs switching in the same direction, either HIGH−to−LOW (tOSHL) or LOW−to−HIGH (tOSLH); parameter
guaranteed by design.
AC CHARACTERISTICS (tR = tF = 2.0 ns; CL = 50 pF; RL = 500 W)
TA = −40°C to +85°C
VCC = 3.0 V to 3.6 V
VCC = 2.7 V
Symbol
Parameter
Waveform
Min
Max
Min
Max
Unit
fmax
Clock Pulse Frequency
4
150
150
MHz
tPLH
Propagation Delay
4
1.0
4.2
tPHL
CP−to−On
1.0
4.2
4.9
ns
4.9
tPZH
Output Enable Time to
5
1.0
4.8
tPZL
High and Low Level
1.0
4.8
5.9
ns
5.9
tPHZ
Output Disable Time From
5
1.0
4.3
tPLZ
High and Low Level
1.0
4.3
4.7
ns
4.7
tOSHL
tOSLH
Output−to−Output Skew
(Note 6)
0.5
0.5
ns
0.5
0.5
6. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device.
The specification applies to any outputs switching in the same direction, either HIGH−to−LOW (tOSHL) or LOW−to−HIGH (tOSLH); parameter
guaranteed by design.
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5