ICS94236 datasheet(12/17 Pages) ICST

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ICS94236

0451A

—01/10/03

Electrical Characteristics - CPUCLK (Push-Pull)

TA = 0 - 70

°C; VDDL = 2.5 V +/-5%; CL = 10-20 pF (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Impedance

RDSP2B

VO = VDD*0.5

Output Impedance

RDSN2B

VO = VDD*0.5

Output High Voltage

VOH2B

IOH = -12mA

Output Low Voltage

VOL2B

IOL = 12mA

0.4V

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

0.4

1.2

1.6

Fall Time

tf2B

VOH = 2.0 V, VOL = 0.4 V

0.4

1.1

1.6

Duty Cycle

dt2B

VT = 1.25V

46.9

55%

Skew Window

tsk2B

VT = 1.25V

142

375

Jitter, Cycle-to-cycle1

tjcyc-cyc2B

VT = 1.25V

177

250

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

Electrical Characteristics - PCICLK_F, PCICLK(0:4)

TA = 0 - 70

°C; VDD = 3.3 V +/-5%; CL = 20 pF (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output High Voltage

VOH5

IOH = -11 mA

2.6V

Output Low Voltage

VOL5

IOL = 9.4 mA

0.4V

Output High Current

IOH5

VOH = 2.0 V

-16

Output Low Current

IOL5

VOL = 0.8 V

Rise Time

tr5

VOL = 0.4 V, VOH = 2.4 V

1.8

2.3

Fall Time

tf5

VOH = 2.4 V, VOL = 0.4 V

2.3

Duty Cycle

dt5

VT = 1.5V

51.7

55%

Skew

1 (window)

Tsk

VT = 1.5V

108

500

Jitter, Cycle-to-cycle

tjcyc-cyc2B

VT = 1.5V

223

500

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

ICS94236 Datasheet(PDF) 12 Page - Integrated Circuit Systems

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