SM803020UMYR データシートの表示（PDF） - Micrel

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SM803020UMYR

Flexible Ultra-Low Jitter Clock Synthesizer

Micrel 

Micrel, Inc.

Pin Description

Pin Number

A19, A20

A17, A18

A15, A16

A13, A14

A10, A11

A8, A9

A36, A37

A38, A39

A40, A41

A42, A43

A1, A2

A3, A4

B12

B11

B40

A44

A21, A35

B18

B17

B8

B9

B33

B37

B2

B3

B20

B31

A27, B25

A28

B30

B36

B15

B16

B10

B13

Pin Name

QA1, /QA1

QA2, /QA2

QA3, /QA3

QB1, /QB1

QB2, /QB2

QB3, /QB3

QC1, /QC1

QC2, /QC2

QC3, /QC3

QD1, /QD1

QD2, /QD2

QD3, /QD3

FSEL_A

FSEL_B

FSEL_C

FSEL_D

VDD

VDDOA1

VDDOA2

VDDOA3

VDDOB1

VDDOB2

VDDOB3

VDDOC1

VDDOC2

VDDOC3

VDDOD1

VDDOD2

VDDOD3

VDDAP1

VDDAP2

VDDI1

VDDI2

VSS

(Exposed Pad)

VSSOA1

VSSOA2

VSSOA3

VSSOB1

VSSOB2

VSSOB3

Pin Type

O, (DIF/SE)

I, (SE)

PWR

PWR

PWR

PWR

PWR

PWR

PWR

PWR

PWR

PWR

PWR

PWR

Pin Level Pin Function

SM803020

LVPECL

Differential LVPECL (default), HCSL, or LVDS Clock

Outputs or Phase-Adjustable Differential or Single-Ended

CMOS Outputs

LVCMOS

Frequency Select, 75kΩ pull-up

1 = Primary Selection

0 = Secondary Selection

Power Supply

Power Supply for Outputs QA1−3

Power Supply for Outputs QB1−3

Power Supply for Outputs QC1−3

Power Supply for Outputs QD1−3

3.3V only

Power Supply for PLL1

Power Supply for PLL2

Power Supply for VCXO, Reference1, Feedback 1

Power Supply for XO, Reference2, Feedback 2

Core Power Supply Ground. The exposed pad must be

connected to the VSS ground plane.

Power Supply Ground for Outputs QA1−3

Power Supply Ground for Outputs QB1−3

July 22, 2013

3

Revision 1.0

hbwhelp@micrel.com or (408) 955-1690

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