MCIMX257DJM4(2009) Ver la hoja de datos (PDF) - Freescale Semiconductor

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MCIMX257DJM4
(Rev.:2009)

i.MX25 Applications Processor for Consumer and Industrial Products

Freescale Semiconductor 

Table 16. GPIO DC Electrical Characteristics (continued)

DC Electrical Characteristics

Low-level output current for slow

mode

Low-level output current for fast

mode

High-level DC input voltage

Low-level DC input voltage

Input hysteresis

Schmitt trigger VT+

Schmitt trigger VT–

Pull-up resistor (22 kΩ PU)

Pull-up resistor (47 kΩ PU)

Pull-up resistor (100 kΩ PU)

Pull-down resistor (100 kΩ PD)

Input current (no pull-up/down)

Input current (22 kΩ PU)

Symbol Test Conditions

Min.

I

Voh=0.2 × OVDD

Standard Drive

2.0

Iol

High Drive

4.0

Max. Drive

8.0

I

Voh=0.2 × OVDD

Standard Drive

4.0

Iol

High Drive

6.0

Max. Drive

8.0

VIH

—

0.7 × OVDD

VIL

—

–0.3 V

VHYS

OVDD = 3.3 V

370

OVDD = 1.8V

290

VT+

—

0.5 × OVDD

VT–

—

—

Rpu

Vi=0

18.5

Rpu

Vi=0

41

Rpu

Vi=0

85

Rpd

VI = OVDD

85

IIN VI = 0, OVDD = 3.3 V

—

VI = OVDD = 3.3 V

VI = 0, OVDD = 1.8 V

VI = OVDD = 1.8 V

IIN VI = 0, OVDD = 3.3 V

117

VI = OVDD = 3.3 V

0.0001

VI = 0, OVDD = 1.8 V

64

VI = OVDD = 1.8 V

0.0001

Typ.

—

—

—

—

—

—

—

22

47

100

100

—

—

Max.

—

Units Notes

mA —

—

mA —

OVDD

V

—

0.3 × OVDD V

420

mV —

320

—

V

2

0.5 × OVDD V

25.6

KΩ

3

55

KΩ

120

KΩ

120

KΩ

100

nA

4

60

77

50

184

μA

0.0001

104

0.0001

i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 2

Freescale Semiconductor

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