ICS9250-19 datasheet(12/15 Pages) ICST

12 / 15 page

ICS9250-19

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Electrical Characteristics - SDRAM

A = 0 - 70 º C; VDD = 3.3 V +/-5 % , VDDL = 2.5 V +/-5 % ; C L =30 pF

PA RA M ETER

SYM BOL

CONDITIONS

MIN

TYP

MA X UNITS

Output High Voltage

VOH1

IOH = -28 mA

2.4

2.8

Output Low Voltage

VOL1

IOL = 19 mA

0.34

0.4

Output High Current

IOH1

VOH = 2.0 V

-72

-42

Output Low Current

IOL1

VOL = 0.8 V

Rise Time

tr1

VOL = 0.4 V, VOH = 2.4 V

0.5

Fall Time

tf1

VOH = 2.4 V, VOL = 04 V

0.5

2.4

Duty Cycle

dt1

VT = 1.5 V

455055

Skew(Group1: F,0:4, 8:11)

tsk1

VT = 1.5 V

130

250

Skew(Group2: 5, 7, 12:15)

tsk1

VT = 1.5 V

180

250

Skew(Group3: 0, 13)

tsk1

VT = 1.5 V

490

Skew(Group4: 6, 13)

tsk1

VT = 1.5 V

910

Skew(Buferin-Output)

tsk1

VT = 1.5 V

3.5

4.4

Jitter, One Sigma

tj1σ1

VT = 1.5 V

150

Jitter, A bs olute

tjabs1

VT = 1.5 V

-250

130

250

1Guaranteed by design, not 100% tested in production.

Electrical Characteristics - PCICLK

TA = 0 - 70º C; VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5%; CL = 60 pF for PCI0 & PCI1, CL = 30 pF for other PCIs

PA RA METER

SYM BOL

CONDITIONS

M IN

TYP

M A X UNITS

Output High Voltage

VOH1

IOH = -18 mA

2.4

2.9

Output Low Voltage

VOL1

IOL = 9.4 mA

0.2

0.4

Output High Current

IOH1

VOH = 2.0 V

-58

-22

Output Low Current

IOL1

VOL = 0.8 V

Rise Time

tr1

VOL = 0.8 V, VOH = 2.4 V

1.5

2.5

Fall Time

tf1

VOH = 2.4 V, VOL = 0.4 V

1.4

2.5

Duty Cycle

dt1

VT = 1.5 V

Skew

tsk1

VT = 1.5 V

270

500

Jitter, One Sigma

tj1σ1

VT = 1.5 V

150

Jitter, A bsolute

tjabs1

VT = 1.5 V

200

500

1Guaranteed by design, not 100% tested in production.

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