参数资料
型号: SPC5643AF0MLU2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PQFP176
封装: 24 X 24 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, LEAD FREE, LQFP-176
文件页数: 136/142页
文件大小: 886K
代理商: SPC5643AF0MLU2
Electrical characteristics
MPC5644A Microcontroller Data Sheet, Rev. 4
Preliminary—Subject to Change Without Notice
Freescale Semiconductor
93
3.9.1
I/O pad VRC33 current specifications
The power consumption of the VRC33 supply is dependent on the usage of the pins on all I/O segments. The power consumption
is the sum of all input and output pin VRC33 currents for all I/O segments. The output pin VRC33 current can be calculated from
Table 22 based on the voltage, frequency, and load on all fast pad pins. The input pin VRC33 current can be calculated from
Table 22 based on the voltage, frequency, and load on all medium-speed pads. Use linear scaling to calculate pin currents for
voltage, frequency, and load parameters that fall outside the values given in Table 22.
Table 22. I/O pad VRC33 average IDDE specifications
1
1 These are typical values that are estimated from simulation and not tested. Currents apply to output pins only.
Pad Type
Symbol
C
Period
(ns)
Load2
(pF)
2 All loads are lumped.
Drive Select
IDD33 Avg
(A)
IDD33 RMS
(A)
Slow
IDRV_SSR_HV
CC
D
100
50
11
0.8
235.7
CC
D
200
50
01
0.04
87.4
CC
D
800
50
00
0.06
47.4
CC
D
800
200
00
0.009
47
Medium
IDRV_MSR_HV
CC
D
40
50
11
TBD
CC
D
100
50
01
0.11
76.5
CC
D
500
50
00
0.02
56.2
CC
D
500
200
00
0.01
56.2
MultiV3 (High
Swing Mode)
3 Average current is for pad configured as output only.
IDRV_MULTV_HV
CC
D
20
50
11
33.4
35.4
CC
D
30
50
01
33.4
34.8
CC
D
117
50
00
33.4
33.8
CC
D
212
200
00
33.4
33.7
MultiV4 (Low
Swing Mode)
4 In low swing mode, multi-voltage pads must operate in highest slew rate setting.
IDRV_MULTV_HV
CC
D
30
11
33.4
34.9
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