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dc1705cfb

DEMO MANUAL DC1705C

PARTS LIST

ITEM

QTY

REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

DC1705C GENERAL BOM

1

4

C1, C8, C9, C18

CAP., X7R, 1.0μF, 16V, 10%, 0805

TDK, C2012X7R1C105K

2

2

C2, C10

CAP., TANTALUM, 330μF, 10V, 10%, 7343

AVX, TPME337K010R0035

3

8

C3, C13, C17, C22, C23, C24, C25, C26 CAP., X5R, 0.1μF, 10V, 10%, 0402

TDK, C1005X5R1A104K

4

2

C6, C11

CAP., X5R, 1.0µF, 16V, 10%, 0402

TDK, C1005X5R1C105K

5

4

C7, C12, C15, C19

CAP., X7R, 0.01μF, 16V, 10%, 0402

AVX, 0402YC103KAT2A

6

1

C14

CAP., X7R 0.022μF 16V 10%, 0402

AVX 0402YC223KAT2A

7

1

C16

CAP., X7R, 2.2μF, 16V, 10%, 0805

TDK, C2012X7R1C225K

8

2

C20, C21

CAP., NPO, 100pF, 50V, 5%, 0402

TDK, C1005C0G1H101J

9

1

D1

LED, RED

ROHM, SML-010VTT86L

10

1

E3

TURRET, TESTPOINT, 2501 

MILL-MAX, 2501-2-00-80-00-00-07-0

11

1

JP1

HEADERS, 3 PINS 2mm CTRS. 

SAMTEC TMM-103-02-L-S

12

4

J1, J3, J4, J5

CON., SMA 50Ω EDGE-LANCH

E.F. JOHNSON, 142-0701-851

13

1

J2

CON., HEADER, 14 PIN, 2mm

MOLEX, 87831-1420

14

4

J6, J7, J8, J9

JACK, BANANA

KEYSTONE, 575-4

15

2

L1, L2

IND, 68nH 5%, 0402

COILCRAFT, 0402HPH-68NXJLW 

16

1

R1

RES., CHIP, 51.1Ω, 1/16W, 1%, 0402

NIC, NRC04F51R1TRF

17

1

R3

RES., CHIP, 330Ω, 1/16W, 1%, 0402

NIC, NRC04F3300TRF

18

1

R4

RES., CHIP, 15Ω, 1/16W, 1%, 0402

NIC, NRC04F15R0TRF

19

4

R5, R6, R7, R13

RES., CHIP, 200k, 1/16W, 1%, 0402

NIC, NRC04F2003TRF

20

3

R8, R9, R14

RES., CHIP, 4.99k, 1/16W, 1%, 0402

NIC, NRC04F4991TRF

21

4

R10, R11, R12, R16

RES., CHIP, 100Ω 1/16W, 5%, 0402

NIC, NRC04J101TRF

22

1

R15

RES., CHIP, 0Ω, 0603

VISHAY, CRCW06030000Z0EA

23

2

U2, U3

I.C., DUAL BUFFER, SC70

FAIRCHILD SEMI., NC7WZ17P6X 

24

1

U4

I.C., DUAL TRANSCEIVER, SOT363

NXP, 74LVC1T45GW 

25

1

U5

I.C., SERIAL EEPROM, TSSOP8

MICROCHIP, 24LC025-I /ST

26

1

SHUNT ON JP1 (2&3)

SHUNT, 2mm CTRS. 

SAMTEC 2SN-BK-G

27

4

MH1-MH4

STANDOFF, NYLON, 0.5, 1/2"

KEYSTONE, 8833 (SNAP ON)

28

2

STENCILS (TOP & BOTTOM)

DC1705C-1

DC1705C-A

1

1

GENERAL BOM

2

1

CI1

CAP., X7R 0.022μF 50V 5% 0603

AVX 06035C223JAT2A 

3

1

CI2

CAP., COG 6800pF 50V 5% 0805

MURATA GRM2195C1H682JA01D 

4

1

CP

CAP., COG 2700pF 50V 5% 0603

MURATA GRM1885C1H272JA01D 

5

1

RZ

RES., CHIP, 453Ω, 1/10W 1%, 0603

NIC, NRC06F4530TRF 

6

1

U1

I.C. SYNTHESIZER, QFN28UFD-4X5

LINEAR TECH., LTC6946IUFD-1

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Содержание DC1705C

Страница 1: ...ions Each DC1705C provides 50Ω SMA connectors for the reference frequency input fREF REF IN the reference output buffer REF OUT and the differential RF output RF and RF A DC590 USB serial controller board is usedforSPIcommunicationwiththeLTC6946 controlled by the supplied PLLWizard software Design files for this circuit board are available at http www linear com demo DC1705C L LT LTC LTM Linear Te...

Страница 2: ...ch as the Wenzel 501 04608A or 501 04516D OCXO is recommended If using a different frequency make sure to update the fREF and R_DIV boxes under the System tab in PLLWizard so that fPFD is still 1MHz For example if a 20MHz clock is used fREF should be changed to 20MHz and R_DIV to 20 REF BST and FILT under the System tab in PLLWizard might need to be changed if the reference frequency and or power ...

Страница 3: ...ntheDC590beforerunningtheinstallation program 2 Download the QuikEval installation program from http www linear com software 3 Run the QuikEval installation program and follow the on screeninstructions Moredetailedinstallationinfor mation may be found in the DC590 s Quick Start guide 4 Exit the QuikEval program once the installation is com plete as it is not needed to run the PLLWizard software 5 ...

Страница 4: ...dows 7 Microsoft NET 2 0 or later Windows Installer 3 1 or later Linear Technology s QuikEval and DC590 hardware Microsoft NET You must have Microsoft NET 2 0 or later installed on yourcomputer PLLWizardwillnotrunwithoutit Notethat with Windows Vista and Windows 7 you should have at least version 3 5 pre installed To manually determine your version of NET using Win dows XP click Start Menu Setting...

Страница 5: ...Downloaded from Microsoft PLLWizardSetup_net20 exe 2 0 SP2 Included Much Larger File Size Choose PLLWizardSetup if you have NET 2 0 or later have Windows Vista or Windows 7 or if you have less than NET 2 0 but want the latest NET installed Choose PLLWizardSetup_net20 if you have less than NET 2 0 and want faster installation no additional Microsoft downloads are needed but the file size is much la...

Страница 6: ...Wizard Set Files The red LED on DC1705C should turn on indicating that the loop is locked at 900MHz You can then change the values of N_DIV and or O_DIV in PLLWizard to change the output frequency Troubleshooting If the red LED does not illuminate follow the instructions below 1 Verify that you are able to communicate with the DC1705C The bottom status line in PLLWizard should read LTC6946 and Com...

Страница 7: ...4 DC1705C Components and Connections QUICK START PROCEDURE Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Страница 8: ...W 1 0402 NIC NRC04F51R1TRF 17 1 R3 RES CHIP 330Ω 1 16W 1 0402 NIC NRC04F3300TRF 18 1 R4 RES CHIP 15Ω 1 16W 1 0402 NIC NRC04F15R0TRF 19 4 R5 R6 R7 R13 RES CHIP 200k 1 16W 1 0402 NIC NRC04F2003TRF 20 3 R8 R9 R14 RES CHIP 4 99k 1 16W 1 0402 NIC NRC04F4991TRF 21 4 R10 R11 R12 R16 RES CHIP 100Ω 1 16W 5 0402 NIC NRC04J101TRF 22 1 R15 RES CHIP 0Ω 0603 VISHAY CRCW06030000Z0EA 23 2 U2 U3 I C DUAL BUFFER SC...

Страница 9: ...H682JA01D 4 1 CP CAP COG 2700pF 50V 5 0603 MURATA GRM1885C1H272JA01D 5 1 RZ RES CHIP 453Ω 1 10W 1 0603 NIC NRC06F4530TRF 6 1 U1 I C SYNTHESIZER QFN28UFD 4X5 LINEAR TECH LTC6946IUFD 3 DC1705C D 1 1 GENERAL BOM 2 1 CI1 CAP X7R 0 01µF 50V 5 0603 AVX 06035C103JAT2A 3 1 CI2 CAP COG 0 01μF 50V 5 0805 MURATA GRM2195C1H103JA01 4 1 CP CAP COG 1500pF 50V 5 0603 MURATA GRM1885C1H152JA01D 5 1 RZ RES CHIP 536Ω...

Страница 10: ...ED FOR USE WITH LINEAR TECHNOLOGY PARTS SCALE NONE www linear com 1 DEMO CIRCUIT 1705C Thursday October 02 2014 1 2 ULTRALOW NOISE SPURIOUS INTEGER N N A LTC6946IUFD FAMILY KIM T CHRIS P SYNTHESIZER WITH INTEGRATED VCO SIZE DATE IC NO REV SHEET OF TITLE APPROVALS PCB DES APP ENG TECHNOLOGY Fax 408 434 0507 Milpitas CA 95035 Phone 408 432 1900 1630 McCarthy Blvd LTC Confidential For Customer Use On...

Страница 11: ...EAR TECHNOLOGY AND SCHEMATIC SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS SCALE NONE www linear com 1 DEMO CIRCUIT 1705C Thursday October 02 2014 2 2 ULTRALOW NOISE SPURIOUS INTEGER N N A LTC6946IUFD FAMILY KIM T CHRIS P SYNTHESIZER WITH INTEGRATED VCO SIZE DATE IC NO REV SHEET OF TITLE APPROVALS PCB DES APP ENG TECHNOLOGY Fax 408 434 0507 Milpitas CA 95035 Phone 408 432 1900 1630 McCarthy Blvd L...

Страница 12: ...r the LTC6946 Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Страница 13: ...EVISION HISTORY BOARD REV DATE DESCRIPTION Original Design B 03 12 Added EEPROM for identification purposes C 05 13 Added support for 5V SPI in addition to the default 3 3V 11 14 Added DC1705C D version Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from...

Страница 14: ...CIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES The user assumes all responsibility and liability for proper and safe handling of the goods Further the user releases LTC from all claims arising from the handling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions with regard to electrostatic discharge Also be aware th...

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