MPC8560CPXAPDB datasheet(37/108 Pages) FREESCALE

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MPC8560 Integrated Processor Hardware Specifications, Rev. 3.1

Freescale Semiconductor

Local Bus

8Local Bus

This section describes the DC and AC electrical specifications for the local bus interface of the MPC8560.

8.1 Local Bus DC Electrical Characteristics

Table 29 provides the DC electrical characteristics for the local bus interface.

8.2 Local Bus AC Electrical Specifications

Table 30 describes the general timing parameters of the local bus interface of the MPC8560 with the DLL enabled.

Table 29. Local Bus DC Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

High-level input voltage

VIH

OVDD + 0.3

Low-level input voltage

VIL

–0.3

0.8

Input current

(VIN

1 = 0 V or V

IN = VDD)

IIN

—

±5

µA

High-level output voltage

(OVDD = min, IOH = –2 mA)

VOH

OVDD - 0.2

—

Low-level output voltage

(OVDD = min, IOL = 2 mA)

VOL

—

0.2

Note:

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

Table 30. Local Bus General Timing Parameters - DLL Enabled

Parameter

POR Configuration

Symbol 1

Min

Max

Unit

Notes

Local bus cycle time

tLBK

6.0

—

LCLK[n] skew to LCLK[m] or

LSYNC_OUT

tLBKSKEW

—

150

Input setup to local bus clock

(except LUPWAIT)

tLBIVKH1

1.8

—

4, 5, 8

LUPWAIT input setup to local bus

clock

tLBIVKH2

1.7

—

4, 5

Input hold from local bus clock

(except LUPWAIT)

tLBIXKH1

0.5

—

4, 5, 8

LUPWAIT input hold from local bus

clock

tLBIXKH2

1.0

—

4, 5

LALE output transition to LAD/LDP

output transition (LATCH hold time)

tLBOTOT

1.5

—

Local bus clock to output valid

(except LAD/LDP and LALE)

TSEC2_TXD[6:5] = 00

tLBKHOV1

—

2.0

TSEC2_TXD[6:5] = 11

(default)

3.5

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