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PCIMX258CJM4A bảng dữ liệu(PDF) 26 Page - Freescale Semiconductor, Inc

tên linh kiện PCIMX258CJM4A
Giải thích chi tiết về linh kiện  i.MX25 Applications Processor for Consumer and Industrial Products
PDF  144 Pages
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nhà sản xuất  FREESCALE [Freescale Semiconductor, Inc]
Trang chủ  http://www.freescale.com
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PCIMX258CJM4A bảng dữ liệu(HTML) 26 Page - Freescale Semiconductor, Inc

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i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 3
26
Freescale Semiconductor
3.6.1
Slow I/O AC Parameters
Table 19 shows the slow I/O AC parameters.
Table 19. Slow I/O AC Parameters
Parameter
Symbol Test Voltage
Test
Capacitance
Min.
Rise/Fall
Typ.
Rise/Fall
Max.
Rise/Fall
Units Notes
Duty cycle
Fduty
—
—
40
—
60
%
—
Output pad transition times
(max. drive)
tpr
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
0.95/0.84
1.58/1.37
2.70/2.50
3.40/3.20
1.36/1.11
2.19/1.77
1.80/1.40
2.80/2.14
2.06/1.60
3.20/2.47
3.01/2.37
4.63/3.38
ns
1
Output pad transition times
(high drive)
tpr
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
1.60/1.39
2.94/2.51
1.85/1.48
2.93/2.37
2.23/1.79
4.05/3.17
2.90/2.17
4.56/3.40
3.26/2.50
5.72/4.27
4.75/3.43
7.33/5.26
Output pad transition times
(standard drive)
tpr
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
3.07/2.62
5.82/4.95
3.04/2.47
5.37/4.40
4.22/3.30
7.94/6.19
4.73/3.50
7.70/8.10
6.03/4.48
11.28/8.28
3.01/2.36
4.63/3.38
Output pad propagation
delay (max. drive),
50%–50%
tpo
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
1.92/2.1
2.44/2.53
2.05/2.27
2.71/2.84
2.96/2.96
3.7/3.64
3.32/3.67
4.39/4.51
4.47/4.38
5.54/5.31
5.27/5.85
7.00/7.15
ns
1
Output pad propagation
delay (high drive),
50%–50%
tpo
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
2.35/2.49
3.31/3.43
2.58/2.69
3.62/3.60
3.58/3.61
4.9/4.786
4.17/4.27
5.86/5.61
5.35/5.24
7.19/6.8
6.64/6.74
9.34/8.76
Output pad propagation
delay (standard drive),
50%–50%
tpo
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
3.39/3.51
5.28/5.35
3.71/3.68
5.52/5.32
5.03/4.89
7.6/7.14
6.03/5.75
8.80/7.96
7.39/6.95
10.97/9.45
9.64/8.97
13.9/11.3
Output pad propagation
delay (max. drive),
40%–60%
tpo
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
1.942/2.04
2.378/2.48
2.03/2.28
2.59/2.73
2.923/2.95
3.541/3.53
3.19/3.59
4.10/4.33
4.33/4.3
5.29/5.09
4.97/5.64
6.43/6.77
ns
1
Output pad propagation
delay (high drive),
40%–60%
tpo
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
2.29/2.44
3.05/3.20
2.45/2.62
3.36/3.39
3.42/3.49
4.46/4.45
3.86/4.07
5.34/5.22
5.05/5.02
6.53/6.3
6.02/6.35
8.40/8.08
Output pad propagation
delay (standard drive),
40%–60%
tpo
3.0–3.6 V
3.0–3.6 V
1.65–1.95 V
1.65–1.95 V
25 pF
50 pF
25 pF
50 pF
3.12/3.26
4.60/4.73
3.43/3.46
4.89/4.79
4.58/4.53
6.61/6.32
5.48/5.34
7.75/7.16
6.69/6.42
9.5/8.32
8.65/8.26
12.2/9.97



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