IMX27L datasheet(83/122 Pages) FREESCALE

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Signal Descriptions

i.MX27/i.MX27L Data Sheet, Advance Information, Rev. 1

Freescale Semiconductor

Preliminary—Subject to Change Without Notice

SD13

Supply Voltage (low voltage)

1.65

1.95

1.95 ~2.7 V is not supported.

SD14

Supply Voltage (high voltage)

2.7

3.6

SD15

Power Up Time

—

250

—

SD16

Supply Current

100

—

Bus Signal Line Load

SD17

Pull-up Resistance

100

Internal PU

SD18

Open Drain Resistance

For MMC cards only

Open Drain Signal Level

SD19

Output High Voltage

VDD – 0.2

—

IOH=-100 mA

SD20

Output Low Voltage

—

0.3

IOL= 2 mA

Push-Pull Signal Levels (High Voltage)

SD21

Output HIGH Voltage

0.75 x VDD

VIOH=-100 mA @VDD min

SD22

Output LOW Voltage

—

0.125 x VDD

VIOL=100 mA @VDD min

SD23

Input HIGH Voltage

0.625 x VDD

VDD + 0.3

—

SD24

Input LOW Voltage

VSS – 0.3

0.25 x VDD

V—

Push-Pull Signal Levels (Low Voltage)

SD25

Output HIGH Voltage

VDD – 0.2

—

IOH=-100 mA @VDD min

SD26

Output LOW Voltage

—

0.2

IOL=100 mA @VDD min

SD27

Input HIGH Voltage

0.7 x VDD

VDD + 0.3

—

SD28

Input LOW Voltage

VSS – 0.3

0.3 x VDD

V—

Table 42. SDHC Electrical DC Characteristics

Parameter

Min

Max

Unit

Comments

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