MPC8378E datasheet(12/128 Pages) FREESCALE

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MPC8378E PowerQUICC II Pro Processor Hardware Specifications, Rev. 8

Freescale Semiconductor

This table shows the estimated typical I/O power dissipation for the device.

Table 6. Typical I/O Power Dissipation

Interface

Parameter

GVDD

(1.8 V)

GVDD/LBVDD

(2.5 V)

OVDD

(3.3 V)

LVDD

(3.3 V)

LVDD

(2.5 V)

L[1,2]_

nVDD

(1.0 V)

Unit

Comments

DDR I/O

65%

utilization

2 pair of

clocks

200 MHz data

rate, 32-bit

0.28

0.35

—

200 MHz data

rate, 64-bit

0.41

0.49

—

266 MHz data

rate, 32-bit

0.31

0.4

—

266 MHz data

rate, 64-bit

0.46

0.56

—

300 MHz data

rate, 32-bit

0.33

0.43

—

300 MHz data

rate, 64-bit

0.48

0.6

—

333 MHz data

rate, 32-bit

0.35

0.45

—

333 MHz data

rate, 64-bit

0.51

0.64

—

400 MHz

data rate,

32-bit

0.38

—

400 MHz

data rate,

64-bit

0.56

—

PCI I/O

Load =

30 pf

33 MHz,

32-bit

—

0.04

—

66 MHz,

32-bit

—

0.07

—

Local Bus

I/O

Load =

25 pf

167 MHz,

32-bit

0.09

0.17

0.29

—

133 MHz,

32-bit

0.07

0.14

0.24

—

83 MHz,

32-bit

0.05

0.09

0.15

—

66 MHz,

32-bit

0.04

0.07

0.13

—

50 MHz,

32-bit

0.03

0.06

0.1

—

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