MPC8555CPXAPF datasheet(53/88 Pages) FREESCALE

53 / 88 page

MPC8555E PowerQUICC™ III Integrated Communications Processor Hardware Specifications, Rev. 4

Freescale Semiconductor

PCI

Figure 15 provides the AC test load for the I2C.

Figure 36. I2C AC Test Load

Figure 37 shows the AC timing diagram for the I2C bus.

Figure 37. I2C Bus AC Timing Diagram

13 PCI

This section describes the DC and AC electrical specifications for the PCI bus of the MPC8555E.

13.1

PCI DC Electrical Characteristics

Table 41 provides the DC electrical characteristics for the PCI interface of the MPC8555E.

Table 41. PCI DC Electrical Characteristics 1

Parameter

Symbol

Test Condition

Min

Max

Unit

High-level input voltage

VIH

VOUT ≥ VOH (min) or

OVDD + 0.3

Low-level input voltage

VIL

VOUT ≤ VOL (max)

–0.3

0.8

Input current

IIN

VIN

2 = 0 V or V

IN = VDD

—±5

μA

High-level output voltage

VOH

OVDD = min,

IOH = –100 μA

OVDD – 0.2

—

Low-level output voltage

VOL

OVDD = min,

IOL = 100 μA

—0.2

Notes:

1. Ranges listed do not meet the full range of the DC specifications of the PCI 2.2 Local Bus Specifications.

2. Note that the symbol VIN, in this case, represents the OVIN symbol referenced in Table 1 and Table 2.

Output

Z0 = 50 Ω

OVDD/2

RL = 50 Ω

SDA

SCL

tI2CF

tI2SXKL

tI2CL

tI2CH

tI2DXKL

tI2DVKH

tI2SXKL

tI2SVKH

tI2KHKL

tI2PVKH

tI2CR

tI2CF

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