MCIMX35_10 Datasheet, PDF (27/148 Pages) Freescale Semiconductor, Inc – i.MX35 Applications Processors for Industrial and Consumer Products

Table 18. AC Electrical Characteristics, GPIO Pins in Fast Slew Rate Mode
[NVCC = 1.65 V–1.95 V] (continued)
Parameter
Output pin slew rate (standard drive)
Output pin di/dt (max. drive)
Output pin di/dt (high drive)
Output pin di/dt (standard
drive)
Symbol Test Condition
tps
25 pF
50 pF
tdit
25 pF
50 pF
tdit
25 pF
50 pF
tdit
25 pF
50 pF
Min.
Rise/Fall
0.23/0.32
0.13/0.20
7
7
11
12
9
10
Typ.
0.40/0.55
0.23/0.34
43
46
31
33
27
28
Max.
Rise/Fall
0.66/0.87
0.38/0.52
112
118
81
85
71
74
Units
V/ns
mA/ns
mA/ns
mA/ns
Table 19. AC Electrical Characteristics of GPIO Pins in Slow Slew Rate Mode
[NVCC = 2.25 V–2.75 V]
Parameter
Duty cycle
Output pin slew rate (max. drive)
Output pin slew rate (high drive)
Output pin slew rate (standard drive)
Output pin di/dt (max. drive)
Output pin di/dt (high drive)
Output pin di/dt (standard
drive)
Symbol Test Condition
Fduty
tps
tps
tps
tdit
tdit
tdit
—
25 pF
40 pF
50 pF
25 pF
40 pF
50 pF
25 pF
40 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
Min.
Rise/Fall
40
0.63/0.85
0.52/0.67
0.41/0.59
0.40/0.58
0.33/0.43
0.25/0.37
0.24/0.36
0.19/0.25
0.13/0.21
22
23
15
16
7
8
Typ.
—
1.10/1.40
0.90/1.10
0.73/0.99
0.71/0.98
0.56/0.70
0.43/0.60
0.41/0.59
0.32/0.35
0.23/0.33
62
65
42
44
21
22
Max.
Rise/Fall
60
1.86/2.20
1.53/1.73
1.20/1.50
1.16/1.40
0.93/1.07
0.68/0.90
0.66/0.87
0.51/0.59
0.36/0.48
148
151
102
107
52
54
Units
%
V/ns
V/ns
V/ns
mA/ns
mA/ns
mA/ns
Duty cycle
Table 20. AC Electrical Characteristics of GPIO Pins in Fast Slew Rate Mode
[NVCC = 2.25 V–2.75 V]
Parameter
Symbol
Test
Condition
Min.
Rise/Fall
Fduty
—
40
Typ.
—
Max.
Rise/Fall
Units
Notes
60
%
—
i.MX35 Applications Processors for Automotive Products, Rev. 8
Freescale Semiconductor
27