Device Architecture
2- 176
Pr el iminar y v1 .7
Timing Characteristics
Table 2-101 3.3 V LVTTL / 3.3 V LVCMOS Low Slew
Commercial-Case Conditions: TJ = 70°C, Worst-Case VCC = 1.425 V, Worst-Case VCCI = 3.0 V
Applicable to Pro I/Os
Drive
Strength
Speed
Grade tDOUT
tDP
tDIN
tPY
tPYS tEOUT
tZL
tZH
tLZ
tHZ
tZLS
tZHS Units
4 mA
Std.
0.66
11.01
0.04
1.20
1.57
0.43
11.21
9.05
2.69
2.44
13.45 11.29
ns
–1
0.56
9.36
0.04
1.02
1.33
0.36
9.54
7.70
2.29
2.08
11.44
9.60
ns
–2
0.49
8.22
0.03
0.90
1.17
0.32
8.37
6.76
2.01
1.82
10.04
8.43
ns
8 mA
Std.
0.66
7.86
0.04
1.20
1.57
0.43
8.01
6.44
3.04
3.06
10.24
8.68
ns
–1
0.56
6.69
0.04
1.02
1.33
0.36
6.81
5.48
2.58
2.61
8.71
7.38
ns
–2
0.49
5.87
0.03
0.90
1.17
0.32
5.98
4.81
2.27
2.29
7.65
6.48
ns
12 mA
Std.
0.66
6.03
0.04
1.20
1.57
0.43
6.14
5.02
3.28
3.47
8.37
7.26
ns
–1
0.56
5.13
0.04
1.02
1.33
0.36
5.22
4.27
2.79
2.95
7.12
6.17
ns
–2
0.49
4.50
0.03
0.90
1.17
0.32
4.58
3.75
2.45
2.59
6.25
5.42
ns
16 mA
Std.
0.66
5.62
0.04
1.20
1.57
0.43
5.72
4.72
3.32
3.58
7.96
6.96
ns
–1
0.56
4.78
0.04
1.02
1.33
0.36
4.87
4.02
2.83
3.04
6.77
5.92
ns
–2
0.49
4.20
0.03
0.90
1.17
0.32
4.27
3.53
2.48
2.67
5.94
5.20
ns
24 mA
Std.
0.66
5.24
0.04
1.20
1.57
0.43
5.34
4.69
3.39
3.96
7.58
6.93
ns
–1
0.56
4.46
0.04
1.02
1.33
0.36
4.54
3.99
2.88
3.37
6.44
5.89
ns
–2
0.49
3.92
0.03
0.90
1.17
0.32
3.99
3.50
2.53
2.96
5.66
5.17
ns
Note: For the derating values at specific junction temperature and voltage supply levels, refer to Table 3-7 on Table 2-102 3.3 V LVTTL / 3.3 V LVCMOS High Slew
Commercial-Case Conditions: TJ = 70°C, Worst-Case VCC = 1.425 V, Worst-Case VCCI = 3.0 V
Applicable to Pro I/Os
Drive
Strength
Speed
Grade tDOUT
tDP
tDIN
tPY
tPYS tEOUT
tZL
tZH
tLZ
tHZ
tZLS
tZHS Units
4 mA
Std.
0.66
7.88
0.04
1.20
1.57
0.43
8.03
6.70
2.69
2.59
10.26
8.94
ns
–1
0.56
6.71
0.04
1.02
1.33
0.36
6.83
5.70
2.29
2.20
8.73
7.60
ns
–2
0.49
5.89
0.03
0.90
1.17
0.32
6.00
5.01
2.01
1.93
7.67
6.67
ns
8 mA
Std.
0.66
5.08
0.04
1.20
1.57
0.43
5.17
4.14
3.05
3.21
7.41
6.38
ns
–1
0.56
4.32
0.04
1.02
1.33
0.36
4.40
3.52
2.59
2.73
6.30
5.43
ns
–2
0.49
3.79
0.03
0.90
1.17
0.32
3.86
3.09
2.28
2.40
5.53
4.76
ns
12 mA
Std.
0.66
3.67
0.04
1.20
1.57
0.43
3.74
2.87
3.28
3.61
5.97
5.11
ns
–1
0.56
3.12
0.04
1.02
1.33
0.36
3.18
2.44
2.79
3.07
5.08
4.34
ns
–2
0.49
2.74
0.03
0.90
1.17
0.32
2.79
2.14
2.45
2.70
4.46
3.81
ns
16 mA
Std.
0.66
3.46
0.04
1.20
1.57
0.43
3.53
2.61
3.33
3.72
5.76
4.84
ns
–1
0.56
2.95
0.04
1.02
1.33
0.36
3.00
2.22
2.83
3.17
4.90
4.12
ns
–2
0.49
2.59
0.03
0.90
1.17
0.32
2.63
1.95
2.49
2.78
4.30
3.62
ns
24 mA
Std.
0.66
3.21
0.04
1.20
1.57
0.43
3.27
2.16
3.39
4.13
5.50
4.39
ns
–1
0.56
2.73
0.04
1.02
1.33
0.36
2.78
1.83
2.88
3.51
4.68
3.74
ns
–2
0.49
2.39
0.03
0.90
1.17
0.32
2.44
1.61
2.53
3.08
4.11
3.28
ns
Note: For the derating values at specific junction temperature and voltage supply levels, refer to Table 3-7 on