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dc2391af

DEMO MANUAL DC2391A

ITEM

QTY

REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

1

1

C1

CAP., X5R, 4.7µF, 10%, 16V, 0603

MURATA, GRM188R61C475KAAJD

2

2

C2, C14

CAP., C0G, 1000pF, 5%, 50V, 0402

MURATA, GRM1555C1H102JA01D

3

3

C3, C15, C16

CAP., X7R, 0.1µF, 10%, 16V, 0402

MURATA, GRM155R71C104KA88D

4

1

C4

CAP., C0G, 100pF, 5%, 25V, 0402

MURATA, GRM1555C1E101JA01D

5

1

C5

CAP, C0G, 2pF, ±0.05pF, 50V, 0402

MURATA, GJM1555C1H2R0WB01D

6

0

R2, C6, C7, R8, C8, R9, C9, R10, 

R11, R12, R24, R25, R26, R27

OPT, OPT

7

4

C10, C11, C12, C13

CAP., COG, 2.2pF, ±0.1pF, 25V, 0402

MURATA, GRM1555C1E2R2BZ01D

8

2

C17, C18

CAP, C0G, 0.2pF, ±0.05pF, 50V, 0402

MURATA, GRM1555C1HR20WA01D

9

5

E1, E2, E3, E7, E9

TESTPOINT, TURRET, 0.094"

MILL-MAX, 2501-2-00-80-00-00-07-0

10

4

E4, E5, E6, E10

TESTPOINT, TURRET, 0.063"

MILL-MAX, 2308-2-00-80-00-00-07-0

11

1

FB1

FERRITE BEAD, 330Ω @100MHz

TDK, MPZ1608S331AT00

12

1

JP1

HEADER, 2-PIN 0.079 SINGLE ROW 

SULLINS, NRPN021PAEN-RC

13

1

XJP5

SHUNT,  2mm CTRS.  

SAMTEC, 2SN-BK-G

14

6

J1-J6

CONN., SMA, 50Ω, EDGE-LANCH

E. F. JOHNSON, 142-0701-851

15

0

J7, J8

CON., OPT

16

1

L1

IND.,4.7nH, 0402HP

COILCRAFT, 0402HP-4N7XJLU

17

1

P1

HEADER, 2X7PIN, 0.079CC

MOLEX, 87831-1420    

18

1

R1

RES., CHIP, 1, 1%, 0402

VISHAY, CRCW04021R00FKED

19

6

R7, R16, R17, R18, R19, R22

RES., CHIP, 1k, 1%, 0402

VISHAY, CRCW04021K00FKED

20

3

R13, R14, R15

RES., CHIP, 4.99k, 1%, 0402

VISHAY, CRCW04024K99FKED

21

1

R20

RES., CHIP, 0Ω, 0402

VISHAY, CRCW04020000Z0ED

22

1

R21

RES., CHIP, 10Ω, 1%, 0402

VISHAY, CRCW040210R0FKED

23

1

R23

RES., CHIP, 200k, 1%, 0402

VISHAY, CRCW0402200KFKED

24

1

R28

RES., CHIP, 100k, 1%, 0402

VISHAY, CRCW0402100KFKED

25

1

FAB, PRINTED CIRCUIT BOARD

DEMO CIRCUIT 2391A

26

1

U1

IC., LOW POWER DIRECT QUADRATURE 

MODULATOR, QFN-24-4X4

LINEAR TECH., LTC5589IUF#PBF

27

1

U2

IC, EEPROM 2-KBIT 400kHz 8TSSOP

MICROCHIP TECH., 24LC025-I/ST

28

2

STENCIL (TOP AND BOTTOM)

STENCIL DC2391A

29

1

CABLE ASSY., 8 STRIP

LINEAR RIBBON CABLE ;

PARTS LIST

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Summary of Contents for DC2391A

Page 1: ...e can either be automatically triggered or entirely switched off L LT LTC LTM Linear Technology the Linear logo and Linduino are registered trademarks and QuikEval is a trademark of Linear Technology Corporation All other trademarks are the property of their respective owners Design files for this circuit board are available at http www linear com demo DC2391A Figure 1 Test Setup for RF Performanc...

Page 2: ...TRL VCC 2 SetthebasebandsignalgeneratoroutputDCcommon modevoltageto 1 4VDC settheamplitude Vemf 1V diff butdonotyetconnectthe4cablestotheDC2391A 3 Connect the DC power supply and increase voltage to 3 3V Using a voltmeter verify the voltage at the LTC5589 VCC pin or JP1 is 3 3V Adjust if necessary 4 Apply3 3VtoDC2391A senableinput EN Theenable voltage must never exceed the LTC5589 s VCC supply vol...

Page 3: ...fsets can be trimmed out as can SSB suppression via the controls on left side of form 6 In end applications Linduino C code is available to help user get from engineering units MHz dB gain mV dBanddegreesimbalance toregistervalues and vice versa 7 The LTC5589 registers reset to default while starting QuikEvalGUI whichdefaultsCLOENbit bit4 register 0x06 to 1 This allows for the automatic adjustment...

Page 4: ...OW SULLINS NRPN021PAEN RC 13 1 XJP5 SHUNT 2mm CTRS SAMTEC 2SN BK G 14 6 J1 J6 CONN SMA 50Ω EDGE LANCH E F JOHNSON 142 0701 851 15 0 J7 J8 CON OPT 16 1 L1 IND 4 7nH 0402HP COILCRAFT 0402HP 4N7XJLU 17 1 P1 HEADER 2X7PIN 0 079CC MOLEX 87831 1420 18 1 R1 RES CHIP 1 1 0402 VISHAY CRCW04021R00FKED 19 6 R7 R16 R17 R18 R19 R22 RES CHIP 1k 1 0402 VISHAY CRCW04021K00FKED 20 3 R13 R14 R15 RES CHIP 4 99k 1 04...

Page 5: ... 1 LOW POWER I Q MODULATOR 0 7GHz 3 8GHz AK ANDY M N A LTC5589IUF DEMO CIRCUIT 2391A 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 Only CUSTOMER NOTICE LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER SUPPLIED SPECIFICATIONS HOWEVER IT...

Page 6: ...RPOSE EXCEPT TO THE EXTENT OF THIS INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL 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 respon...

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