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ICS83940DYILF

Low Skew, 1-to18 LVPECL-to-LVCMOS/LVTTL Fanout Buffer

Integrated Device Technology 

ICS83940DI Data Sheet

Function Tables

Table 3A. Clock Select Function Table

Control Input

Clock

CLK_SEL

PCLK, nPCLK

LVCMOS_CLK

0

Selected

De-selected

1

De-selected

Selected

LOW SKEW, 1-TO-18 LVPECL-TO-LVCMOS/LVTTL FANOUT BUFFER

Table 3B. Clock Input Function Table

CLK_SEL

0

0

0

0

0

0

1

1

Inputs

LVCMOS_CLK

PCLK

nPCLK

–

0

1

–

1

0

–

0

Biased; NOTE 1

–

1

Biased; NOTE 1

–

Biased; NOTE 1

0

–

Biased; NOTE 1

1

0

–

–

1

–

–

Outputs

Q[0:17]

LOW

HIGH

LOW

HIGH

HIGH

LOW

LOW

HIGH

Input to Output Mode

Differential to Single-Ended

Differential to Single-Ended

Single-Ended to Single-Ended

Single-Ended to Single-Ended

Single-Ended to Single-Ended

Single-Ended to Single-Ended

Single-Ended to Single-Ended

Single-Ended to Single-Ended

NOTE 1: Please refer to the Application Information Section, Wiring the Differential Input to Accept Single-ended Levels.

Polarity

Non-Inverting

Non-Inverting

Non-Inverting

Non-Inverting

Inverting

Inverting

Non-Inverting

Non-Inverting

ICS83940DYI REVISION C May 19, 2016

3

©2016 Integrated Device Technology, Inc.

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