MCIMX253CJM4A Freescale, MCIMX253CJM4A Datasheet - Page 36

• Manufacturer Part Number: MCIMX253CJM4A
• Manufacturer: Freescale

Specifications of MCIMX253CJM4A

• 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 24
36
Output enable to output valid delay (max.
drive), 40%–60%
Output enable to output valid delay (high
drive), 40%–60%
Output enable to output valid delay
(standard drive), 40%–60%
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%
AC input logic high
AC input logic low
AC differential input voltage
AC differential cross point voltage for input
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 requirements for mobile DDR I/O.
Parameter
Table 23. AC Parameters for Mobile DDR pbijtov18_33_ddr_clk I/O (continued)
Parameter
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 6
Table 24. AC Requirements for Mobile DDR I/O
Symbol
tpv
tpv
tpv
tps
tps
tps
tdit
tdit
tdit
trfi
tpi
tpi
Symbol
VIH(ac)
VIL(ac)
Vid(ac)
Vix(ac)
Condition
1.0 pF
1.0 pF
1.0 pF
15 pF
35 pF
15 pF
35 pF
15 pF
35 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
0.8
0.6
0.4
Rise/Fall
1.28/1.24
1.49/1.47
1.45/1.44
1.92/1.95
1.85/1.88
2.78/2.88
0.37/0.45
0.30/0.36
0.30/0.37
0.21/0.25
0.22/0.26
0.13/0.16
0.07/0.08
0.84/0.84
1.66/1.66
Min.
–0.3
Min.
OVDD
OVDD
OVDD
65
70
31
33
16
17
2.00/1.90
2.32/2.21
2.28/2.19
2.99/2.87
2.92/2.79
4.34/4.16
0.64/0.79
0.52/0.61
0.51/0.63
0.36/0.42
0.37/0.44
0.23/0.26
0.11/0.13
1.40/1.34
2.22/2.16
Typ.
171
183
82
87
43
46
0.2
OVDD+0.3
OVDD+0.6
OVDD+0.6
4.5894.25
3.14/2.93
3.64/3.41
3.60/3.36
4.69/4.36
6.79/6.24
1.14/1.36
0.90/1.02
0.63/0.67
0.65/0.72
0.39/0.40
0.16/0.20
2.25/2.16
3.06/2.97
Rise/Fall
091/1.06
Max.
Max.
426
450
233
245
115
120
OVDD
Freescale Semiconductor
mA/ns
mA/ns
mA/ns
Units
V/ns
V/ns
V/ns
ns
ns
ns
ns
ns
ns
Units
Notes
V
V
V
V
1
2
3
4