MCIMX255AJM4A Freescale, MCIMX255AJM4A Datasheet - Page 33

• Manufacturer Part Number: MCIMX255AJM4A
• Manufacturer: Freescale

Specifications of MCIMX255AJM4A

• Lead Free Status / RoHS Status: Compliant

Note:
1. Maximum condition for tpr, tpo, tpi, and tpv: wcs model, 1.1 V, I/O 1.65 V, and 105 °C. Minimum condition for tpr, tpo, and tpv:
2. Minimum condition for tps: wcs model, 1.1 V, I/O 1.65 V, and 105 °C. tps is measured between VIL to VIH for rising edge and
3. Maximum condition for tdit: bcs model, 1.3 V, I/O 1.95 V, and –40 °C.
4. Maximum condition for tpi and trfi: wcs model, 1.1 V, I/O 1.65 V and 105 °C. Minimum condition for tpi and trfi: bcs model, 1.3 V,
Table 23
Freescale Semiconductor
Output pad slew rate (max. drive)
Output pad slew rate (high drive)
Output pad slew rate (standard drive)
Output pad dI/dt (max. drive)
Output pad dI/dt (high drive)
Output pad di/dt (standard drive)
Input pad transition times
Input pad propagation delay, 50%–50%
Input pad propagation delay, 40%–60%
Duty cycle
Clock frequency
Output pad transition times (max. drive)
Output pad transition times (high drive)
Output pad transition times (standard drive)
bcs model, 1.3 V, I/O 1.95 V and –40 °C. Input transition time from core is 1 ns (20%–80%).
between VIH to VIL for falling edge.
I/O 1.95 V and –40 °C. Input transition time from pad is 5 ns (20%–80%).
shows the AC parameters for mobile DDR pbijtov18_33_ddr_clk I/O.
Parameter
Parameter
Table 23. AC Parameters for Mobile DDR pbijtov18_33_ddr_clk I/O
i.MX25 Applications Processor for Automotive Products, Rev. 4
Table 22. AC Parameters for Mobile DDR I/O (continued)
Symbol
Symbol
Fduty
tps
tps
tps
tdit
tdit
tdit
tpr
tpr
tpr
trfi
tpi
tpi
f
Condition
Condition
1.0 pF
1.0 pF
1.0 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
25 pF
50 pF
Load
Load
—
—
0.52/0.51
0.98/0.96
1.13/1.10
2.15/2.10
2.26/2.19
4.30/4.18
Rise/Fall
0.80/0.92
0.43/0.50
0.37/0.43
0.19/0.23
0.18/0.22
0.10/0.12
0.07/0.08
0.77/1.00
1.59/1.82
Rise/Fall
Min.
Min.
64
69
37
39
18
20
40
—
0.79/0.72
1.49/1.34
1.74/1.55
3.28/2.92
3.46/3.07
6.59/5.79
1.35/1.50
0.72/0.81
0.62/0.70
0.33/0.37
0.31/0.35
0.16/0.18
0.11/0.13
1.22/1.45
2.04/2.27
Typ.
Typ.
171
183
100
106
50
52
50
—
10.13/8.55
1.25/1.09
2.31/1.98
2.71/2.30
5.11/4.31
5.39/4.56
Rise/Fall
2.23/2.27
1.66/1.68
1.03/1.05
0.75/0.77
0.51/0.53
0.38/0.39
0.16/0.20
1.89/2.21
2.69/3.01
Rise/Fall
Max.
Max.
407
432
232
246
116
123
133
60
mA/ns
mA/ns
mA/ns
Units
Units
MHz
V/ns
V/ns
V/ns
ns
ns
ns
ns
ns
ns
%
Notes
Notes
—
2
3
4
1
1
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