ICS83948AI147 datasheet(6/11 Pages) ICST

Part #	ICS83948AI147

Description	LOW SKEW, 1-TO-12 DIFFERENTIAL-TO-LVCMOS/LVTTL FANOUT BUFFER

PDF	11 Pages

Scroll/Zoom	100%

Manufacturer	ICST [Integrated Circuit Systems]

Direct Link	http://www.icst.com

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6 / 11 page

83948AYI-147

www.icst.com/products/hiperclocks.html

REV. B NOVEMBER 21, 2005

Integrated

Circuit

Systems, Inc.

ICS83948I-147

LOW SKEW, 1-TO-12

DIFFERENTIAL-TO-LVCMOS/LVTTL FANOUT BUFFER

PARAMETER MEASUREMENT INFORMATION

2.5V OUTPUT LOAD AC TEST CIRCUIT

3.3V OUTPUT LOAD AC TEST CIRCUIT

SCOPE

LVCMOS

1.65V ± 5%

-1.65V ± 5%

SCOPE

LVCMOS

DD,

DDO

-1.25V±5%

DIFFERENTIAL INPUT LEVEL

CMR

Cross Points

GND

CLK

nCLK

PART-TO-PART SKEW

PROPAGATION DELAY

odc & t

PERIOD

Clock

Outputs

0.8V

t F

tsk(o)

DDO

OUTPUT SKEW

tsk(pp)

DDO

PART 1

PART 2

nCLK

CLK

Q0:Q11

VDDO

➤

VDD

PERIOD

odc =

DDO

x 100%

Q0:Q11

LVCMOS_CLK

OUTPUT RISE/FALL TIME

Clock

Outputs

0.6V

1.8V

0.6V

t F

DD = VDDO = 3.3V

DD = VDDO = 2.5V

1.25V±5%

GND

DD,

DDO

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