Electrical Characteristics
frequency, and load on all pad_sh and pad_sh pins. Use linear scaling to calculate pin currents for voltage,
frequency, and load parameters that fall outside the values given in Table 11.
Table 11. VDD33 Pad Average DC Current1
Num
Pad Type
Symbol
Frequency
(MHz)
Load2
(pF)
VDD33 (V) VDDE (V)
Drive
Select
Current (mA)
Inputs
1
Slow
I33_SH
66
2
Medium
I33_MH
66
0.5
3.6
5.5
NA
0.5
3.6
5.5
NA
Outputs
0.003
0.003
3
Fast
I33_FC
66
4
66
10
3.6
3.6
00
20
3.6
3.6
01
0.35
0.53
5
66
30
3.6
3.6
10
0.62
6
66
50
3.6
3.6
11
0.79
7
66
10
3.6
1.98
00
0.35
8
66
20
3.6
1.98
01
0.44
9
66
30
3.6
1.98
10
0.53
10
66
50
3.6
1.98
11
0.7
11
56
10
3.6
3.6
00
0.30
12
56
20
3.6
3.6
01
0.45
13
56
30
3.6
3.6
10
0.52
14
56
50
3.6
3.6
11
0.67
15
56
10
3.6
1.98
00
0.30
16
56
20
3.6
1.98
01
0.37
17
56
30
3.6
1.98
10
0.45
18
56
50
3.6
1.98
11
0.60
19
40
10
3.6
3.6
00
0.21
20
40
20
3.6
3.6
01
0.31
21
40
30
3.6
3.6
10
0.37
22
40
50
3.6
3.6
11
0.48
23
40
10
3.6
1.98
00
0.21
24
40
20
3.6
1.98
01
0.27
25
40
30
3.6
1.98
10
0.32
26
40
50
3.6
1.98
11
0.42
1 These values are estimated from simulation and not tested. Currents apply to output pins only for the fast pads and to input
pins only for the slow and medium pads.
2 All loads are lumped.
MPC5553 Microcontroller Data Sheet, Rev. 0
18
Preliminary—Subject to Change Without Notice
Freescale Semiconductor