74LVXC4245TTR Ver la hoja de datos (PDF) - STMicroelectronics
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74LVXC4245TTR Datasheet PDF : 11 Pages
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74LVXC4245
AC ELECTRICAL CHARACTERISTICS (CL = 50pF, Input tr = tf = 3ns)
Test Condition
Value (3)
Symbol
Parameter
VCCB
(V)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
tPLH Propagation Delay 2.7 to
Time (An to Bn)
3.6
1.0 5.5 7.5 1.0 8.0 1.0 8.5
5.0(*)
tPHL Propagation Delay 2.7 to
Time (An to Bn)
3.6
1.0 4.9 6.5 1.0 7.0 1.0 7.5
ns
1.0 5.0 7.0 1.0 7.5 1.0 7.5
5.0(*)
1.0 4.0 5.5 1.0 6.0 1.0 6.5
tPZL Output Enable
Time (G to Bn)
2.7 to
3.6
1.0 6.7 9.0 1.0 10.0 1.0 10.5
tPZH Output Enable
Time (G to Bn)
5.0(*)
2.7 to
3.6
1.0 5.6 7.5 1.0 8.0 1.0 8.5
ns
1.0 6.9 9.5 1.0 10.0 1.0 10.5
5.0(*)
1.0 5.7 7.5 1.0 8.0 1.0 8.5
tPLZ Output Disable
Time (G to Bn)
2.7 to
3.6
1.0 6.0 9.0 1.0 9.5 1.0 9.5
tPHZ Output Disable
Time (G to Bn)
5.0(*)
2.7 to
3.6
1.0 4.8 7.0 1.0 7.5 1.0 7.5
ns
1.0 4.2 6.5 1.0 7.0 1.0 7.5
5.0(*)
1.0 3.8 5.5 1.0 6.0 1.0 6.5
tPLH Propagation Delay 2.7 to
Time (Bn to An)
3.6
1.0 5.6 7.5 1.0 8.0 1.0 8.5
5.0(*)
tPHL Propagation Delay 2.7 to
Time (Bn to An)
3.6
1.0 4.7 6.5 1.0 7.0 1.0 7.5
ns
1.0 4.3 6.0 1.0 6.5 1.0 7.0
5.0(*)
1.0 3.9 5.0 1.0 5.5 1.0 5.5
tPZL Output Enable
Time (G to An)
2.7 to
3.6
1.0 8.0 10.0 1.0 11.0 1.0 11.5
tPZH Output Enable
Time (G to An)
5.0(*)
2.7 to
3.6
1.0 7.4 9.0 1.0 10.0 1.0 10.5
ns
1.0 6.3 8.0 1.0 8.5 1.0 8.5
5.0(*)
1.0 6.1 7.5 1.0 8.5 1.0 8.5
tPLZ Output Disable
Time (G to An)
2.7 to
3.6
1.0 3.4 5.5 1.0 6.0 1.0 6.5
tPHZ Output Disable
Time (G to An)
5.0(*)
2.7 to
3.6
1.0 3.4 5.5 1.0 6.0 1.0 6.5
ns
1.0 2.9 5.0 1.0 5.5 1.0 6.0
5.0(*)
1.0 2.9 4.5 1.0 5.0 1.0 5.5
tOSLH
tOSHL
Output To Output
Skew Time (note1,
2)
2.7 to
3.6
5.0(*)
0.5 1.0
1.5
1.5
ns
0.5 1.0
1.5
1.5
1) Skew is defined as the absolute value of the difference between the actual propagation delay for any two outputs of the same device switch-
ing in the same direction, either HIGH or LOW (tOSLH = | tPLHm - tPLHn|, tOSHL = | tPHLm - tPHLn|
2) Parameter guaranteed by design
3) Typical values referred
(*) Voltage Range is 5.0V
at
±
VCCA
0.5
=
5.0V,
VCCB
=
5.0V
or
VCCA
=
5.0V,
VCCB
=
3.3V
6/11
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