ICS8702BYT View Datasheet(PDF) - Integrated Circuit Systems

Part Name

Description

MFG CO.

ICS8702BYT

LOW SKEW ÷1, ÷2 CLOCK GENERATOR

Integrated Circuit Systems 

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Integrated

Circuit

Systems, Inc.

ICS8702

LOW SKEW ¸1, ¸2

CLOCK GENERATOR

FIGURE 4C, 4D- SKEW DEFINITIONS & WAVEFORMS

Multiple Frequency Skew - Skew between banks of outputs operating at different frequencies. Outputs operating at the same

temperature, supply voltages and with equal load conditions.

CLK

Vpp

nCLK

QA0 - QA4,

QB0 - QB4,

QC0 - QC4,

or

QD0 - QD4

in ÷1

VDDO/2

tsk(w)

VDDO/2

tsk(w)

QA0 - QA4,

QB0 - QB4,

QC0 - QC4,

or

QD0 - QD4

in ÷2

VDDO/2

FIGURE 4C - MULTIPLE FREQUENCY SKEW

fin = 200MHz, Vpp = 300mV, tr = tf = 200ps

VDDO/2

Part to Part Skew - Skew between outputs of any bank on different parts. Outputs operating at the same temperature, supply

voltages and with equal load conditions.

CLK

Vpp

nCLK

PART 1

QA0 - QA4

QB0 - QB4

QC0 - QC4

QD0 - QD4

VDDO/2

VDDO/2

PART 2

QA0 - QA4

QB0 - QB4

QC0 - QC4

QD0 - QD4

tsk(p)

VDDO/2

tsk(p)

VDDO/2

FIGURE 4B - OUTPUT SKEW

fin = 200MHz, Vpp = 300mV, tr = tf = 200ps

8702

www.icst.com

10

REV. A - AUGUST 7, 2000

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