MPC8569E datasheet(110/127 Pages) FREESCALE

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MPC8569E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 1

Timers

Freescale Semiconductor

110

The following figure provides the eSDHC clock input timing diagram.

Figure 61. eSDHC Clock Input Timing Diagram

The following figure provides the data and command input/output timing diagram.

Figure 62. eSDHC Data and Command Input/Output Timing Diagram Referenced to Clock

2.17

Timers

This section describes the DC and AC electrical specifications for the timers of the MPC8569E.

2.17.1

Timers DC Electrical Characteristics

The following table provides the timers DC electrical characteristics.

Table 70. Timers DC Electrical Characteristics

For recommended operating conditions, see Table 3

Parameter

Symbol

Min

Max

Unit

Notes

Input high voltage

VIH

2—

Input low voltage

VIL

—0.8

Input current (OVIN = 0 V or OVIN = OVDD)

IIN

—±40

μA2

Output high voltage (OVDD = min, IOH = –2 mA)

VOH

2.4

—

Output low voltage (OVDD = min, IOL = 2 mA)

VOL

—0.4

—

Note:

1. The min VILand max VIH values are based on the respective min and max OVIN values found in Table 3.

2. The symbol OVIN represents the input voltage of the supply. It is referenced in Table 3.

eSDCH

tSHSCKR

External Clock

tSHSCK

tSHSCKF

VM = Midpoint Voltage (OVDD/2)

Operational Mode

tSHSCKL

tSHSCKH

VM = Midpoint Voltage (OVDD/2)

SD_CK

External Clock

SD_DAT/CMD

Inputs

SD_DAT/CMD

Outputs

tSHSIVKH

tSHSIXKH

tSHSKHOV

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