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PCIMX258CJM4A Datasheet(PDF) 29 Page - Freescale Semiconductor, Inc

Part # PCIMX258CJM4A
Description  i.MX25 Applications Processor for Consumer and Industrial Products
PDF  144 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

PCIMX258CJM4A Datasheet(HTML) 29 Page - Freescale Semiconductor, Inc

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i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 3
Freescale Semiconductor
29
3.6.2
Fast I/O AC Parameters
Table 20 shows the fast I/O AC parameters for OVDD = 1.65–1.95 V.
Table 20. Fast I/O AC Parameters for OVDD = 1.65–1.95 V
Parameter
Symbol
Test
Condition
Min.
Rise/Fall
Typ.
Max.
Rise/Fall
Units
Notes
Duty cycle
Fduty
—
40
—
60
%
—
Output pad transition times (max. drive)
tpr
25 pF
50 pF
0.88/0.77
1.45/1.24
1.36/1.10
2.20/1.80
2.10/1.70
3.50/2.70
ns
1
Output pad transition times (high drive)
tpr
25 pF
50 pF
1.10/0.92
1.84/1.54
1.65/1.33
2.80/2.20
2.64/2.10
4.40/3.30
ns
Output pad transition times (standard
drive)
tpr
25 pF
50 pF
1.60/1.35
2.74/2.26
2.47/1.95
4.20/3.20
3.99/3.10
6.56/4.86
ns
Output pad propagation delay (max.
drive), 50%–50%
tpo
25 pF
50 pF
1.64/1.53
2.15/2.01
2.68/2.41
3.47/3.08
4.25/3.74
5.50/4.77
ns
1
Output pad propagation delay (high drive),
50%–50%
tpo
25 pF
50 pF
1.82/1.71
2.46/2.29
2.98/2.66
3.96/3.49
4.74/4.13
6.27/5.37
ns
Output pad propagation delay (standard
drive), 50%–50%
tpo
25 pF
50 pF
2.24/2.06
3.17/2.92
3.63/3.15
5.09/4.41
5.73/4.84
8.06/6.75
ns
Output pad propagation delay (max.
drive), 40%–60%
tpo
25 pF
50 pF
1.67/1.58
2.09/1.98
2.63/2.38
3.30/2.97
4.06/3.63
5.14/4.51
ns
1
Output pad propagation delay (high drive),
40%–60%
tpo
25 pF
50 pF
1.94/1.73
2.34/2.22
2.89/2.61
3.69/3.30
4.49/3.97
5.76/5.01
ns
Output pad propagation delay (standard
drive), 40%–60%
tpo
25 pF
50 pF
2.15/1.99
2.94/2.74
3.39/2.99
4.65/4.07
5.28/4.53
7.28/6.13
ns
Output enable to output valid delay (max.
drive), 50%–50%
tpv
25 pF
50 pF
1.87/1.70
2.36/2.16
3.06/2.71
3.83/3.37
4.97/4.30
6.18/5.30
ns
1
Output enable to output valid delay (high
drive), 50%–50%
tpv
25 pF
50 pF
2.05/1.88
2.68/2.45
3.67/2.98
4.32/3.78
5.46/4.72
6.98/5.92
ns
Output enable to output valid delay
(standard drive), 50%–50%
tpv
25 pF
50 pF
2.49/2.25
3.40/3.08
4.06/3.50
5.50/4.73
6.57/5.49
8.88/7.37
ns
Output enable to output valid delay (max.
drive), 40%–60%
tpv
25 pF
50 pF
1.90/1.74
2.30/2.13
3.00/2.69
3.65/3.24
4.76/4.18
5.79/5.02
ns
1
Output enable to output valid delay (high
drive), 40%–60%
tpv
25 pF
50 pF
2.06/1.90
2.56/2.37
3.28/2.33
4.04/3.59
5.21/4.54
6.43/5.54
ns
Output enable to output valid delay
(standard drive), 40%–60%
tpv
25 pF
50 pF
2.39/2.18
3.16/2.89
3.80/3.18
5.03/4.37
6.05/5.14
8.02/6.72
ns
Output pad slew rate (max. drive)
tps
25 pF
50 pF
0.40/0.57
0.25/0.36
0.72/0.97
0.43/0.61
1.2/1.5
0.72/0.95
V/ns
2
Output pad slew rate (high drive)
tps
25 pF
50 pF
0.38/0.48
0.20/0.30
0.59/0.81
0.34/0.50
0.98/1.27
0.56/0.72
V/ns
Output pad slew rate (standard drive)
tps
25 pF
50 pF
0.23/0.32
0.13/0.20
0.40/0.55
0.23/0.34
0.66/0.87
0.38/0.52
V/ns



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