ICS950908 datasheet(14/23 Pages) RENESAS

14 / 23 page

Integrated

Circuit

Systems, Inc.

ICS950908

Preliminary Product Preview

0653A—07/26/04

Electrical Characteristics - CPUCLKT/C_CS

TA = 0 - 70ÜC; VDD = 2.5 V +/-5%; CL = 20 pF (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX UNITS

Output High Voltage

VOH2B

IOH = -12.0 mA

Output Low Voltage

VOL2B

IOL = 12 mA

0.4

Output High Current

IOH2B

VOH = 1.7 V

-19

Output Low Current

IOL2B

VOL = 0.7 V

Rise Time

tr2B

VOL = 0.4 V, VOH = 2.0 V

1.6

Differential Crossover

Voltage

Note 3

455055

Duty Cycle

dt2B

VT = 1.25 V

Skew

tsk2B

VT = 1.25 V

175

Jitter, Cycle-to-cycle

tjcyc-cyc2B

VT = 1.25 V

250

Jitter, One Sigma

tj1s2B

VT = 1.25 V

150

Jitter, Absolute

tjabs2B

VT = 1.25 V

-250

+250

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

Electrical Characteristics - CPUCLKC/T

TA = 0 - 70º C; VDD = 3.3 V +/-5%; (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Current Source

Output Impedance

VO = VX

3000

Output High Voltage

VOH

0.71

1.2

Output High Current

IOH

-13.92

Rise Time

VOL = 20%, VOH = 80%

175

700

Differential Crossover

Voltage

Note 3

455055

Duty Cycle

VT = 50%

455155

Skew

1, CPU to CPU

tsk

VT = 50%

150

Jitter, Cycle-to-cycle

tjcyc-cyc

VT = VX

200

Notes:

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

VR = 475Ω +1%; IREF = 2.32mA; IOH = 6*IREF

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