PCIMX258CJM4A datasheet(20/144 Pages) FREESCALE

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i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 3

Freescale Semiconductor

3.5.1.1

DDR_TYPE = 00 Standard Setting DDR I/O DC Parameters

Table 15 shows the I/O parameters for mobile DDR. These settings are suitable for mDDR and DDR2

1.8V (

± 5%) applications.

Note:

1. Simulation circuit for parameters Voh and Vol for I/O cells is below

2. Minimum condition: BCS model, 1.95 V, and –40 °C. Typical condition: typical model, 1.8 V, and 25 °C. Maximum condition:

wcs model, 1.65 V, and 105 °C.

3. Typical condition: typical model, 1.8 V, and 25 °C. Maximum condition: BCS model, 1.95 V, and 105 °C.

Table 15. Mobile DDR I/O DC Electrical Characteristics

DC Electrical Characteristics

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Notes

High-level output voltage

Voh

IOH = –1mA

IOH = Specified

Drive

OVDD – 0.08

0.8

× OVDD

——

Low-level output voltage

Vol

IOL = 1mA

IOL = Specified

Drive

—

0.08

0.2

× OVDD

High-level output current

Ioh

Voh = 0.8

OVDDV

Standard Drive

High Drive

Max. Drive

–3.6

–7.2

–10.8

——

—

Low-level output current

Iol

Vol = 0.2

× OVDDV

Standard Drive

High Drive

Max. Drive

3.6

7.2

10.8

——

—

High-level DC CMOS input voltage

VIH

—

0.7

× OVDD

OVDD

OVDD+0.3

—

Low-level DC CMOS input voltage

VIL

—

–0.3

0.3

× OVDD

Differential receiver VTH+

VTH+

—

100

Differential receiver VTH-

VTH-

–100

—

Input current (no pull-up/down)

IIN

VI = 0

VI = OVDD

—

110

2, 3

High-impedance I/O supply current

Icc-ovdd

VI = OVDD or 0

—

990

2, 3

High-impedance core supply current

Icc-vddi

VI = VDD or 0

—

1220

PCIMX258CJM4A Datasheet(PDF) 20 Page - Freescale Semiconductor, Inc

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