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5

dc1703af

DEMO MANUAL DC1703A

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.  

However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-

tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

scHematic Diagram

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

ALL 

CAP

ACI

TO

RS

 ARE

 IN 

M

ICRO

FARADS

, 0

40

2.

NO

T

E

S

:  UNL

E

S

S

 O

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HE

RW

IS

E

 S

P

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CIF

IE

D

2.

  I

NS

TALL 

S

HUNTS

 AS

 S

HO

W

N.

1.

  A

L

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ESI

ST

OR

A

R

IN

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M

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 0

40

2.

O

AS

S

Y

U1

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L

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26

55

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16

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26

55

C

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F

-H

16

*

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L

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C

26

55

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12

L

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26

55

C

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12

-BIT

16

16

12

12

V

CC

V+

V

CC

V

CC

V

CC

V

CC

V

CC

V

CC

SIZ

E

DATE

:

IC

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.

R

EV.

SH

EET

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TLE

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For

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er

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T

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 =

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w

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ar

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om

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LTC

26

55

CU

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Thur

s

da

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m

be

1

1

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0

1

0

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QU

A

D

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2/

16

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IT

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A

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C

.

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DE

MO

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IT

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70

3A

W

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EN

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DATE

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30

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1

1

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.

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70

3A

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EFER

EN

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SIZ

E

DATE

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R

EV.

SH

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:

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ax

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34

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7

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ilp

it

as

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A

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50

35

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n

e

(4

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0

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30

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onf

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us

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T

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UP

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;

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NE

w

w

w

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om

2

LTC

26

55

CU

FAM

ILY

Thur

s

da

y

, Nov

e

m

be

1

1

, 2

0

1

0

1

1

QU

A

D

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2/

16

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IT

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A

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R

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C

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KT

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C

.

N/A

DE

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 CI

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70

3A

W

ITH

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A

R

EFER

EN

C

E

RE

V

IS

IO

N HIS

T

O

RY

DE

S

CRI

P

T

IO

N

DAT

E

A

PPR

O

VED

EC

O

R

EV

LE

O

 C.

2

N

D

 PR

OT

OT

YPE

2

1

1

-1

1

-1

0

_

RE

V

IS

IO

N HIS

T

O

RY

DE

S

CRI

P

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IO

N

DAT

E

A

PPR

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EC

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EV

LE

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2

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OT

OT

YPE

2

1

1

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1

-1

0

_

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V

IS

IO

N HIS

T

O

RY

DE

S

CRI

P

T

IO

N

DAT

E

A

PPR

O

VED

EC

O

R

EV

LE

O

 C.

2

N

D

 PR

OT

OT

YPE

2

1

1

-1

1

-1

0

_

J

P3

G

ND

V

CC

CA0

J

P3

G

ND

V

CC

CA0

1

3

2

J

P4

G

ND

V

CC

CA1

J

P4

G

ND

V

CC

CA1

1

3

2

C3 0

.1

u

F

C3 0

.1

u

F

E8

V

O

UTC

E8

V

O

UTC

E4

G

ND

E4

G

ND

E7

V

O

UTB

E7

V

O

UTB

J

1

H

D

2

X7

-0

7

9

-M

OL

EX

J

1

H

D

2

X7

-0

7

9

-M

OL

EX

M

OSI

/SD

A

7

EESD

A

9

V+

1

5

V

2

CS

6

S

CK/

S

CL

4

EEVC

C

1

0

M

IS

O

5

EESC

L

1

1

EEGN

D

1

2

AUX

1

4

GND

3

GND

13

GND

8

J

P5

G

ND

V

CC

CA2

J

P5

G

ND

V

CC

CA2

1

3

2

U1

*

U1

*

CA2

6

S

CL

7

DNC

8

REFCO

MP

2

V

O

UTB

3

REFI

N/O

UT

4

LDAC

5

V

O

UTA

1

S

DA

9

CA1

1

0

CA0

1

1

PORSEL

12

V

O

UTC

1

3

V

O

UTD

1

4

REFLO

20

GND

19

VCC

18

DNC

17

DNC

16

DNC

15

GND

21

E6

V

O

UTA

E6

V

O

UTA

C4

0

.0

4

7

u

F

C4

0

.0

4

7

u

F

E5

G

ND

E5

G

ND

E2

V

CC

E2

V

CC

S

DA

S

DA

R3 4.

9

9

K

R3 4.

9

9

K

R1 4.

9

9

K

R1 4.

9

9

K

R4 4.

9

9

K

R4 4.

9

9

K

J

P1

EXT

IN

T

RE

F

J

P1

EXT

IN

T

RE

F

1

3

2

U2

2

4

L

C

0

2

5

-I

 /ST

U2

2

4

L

C

0

2

5

-I

 /ST

S

DA

5

V

CC

8

A0

1

A1

2

A2

3

VSS

4

WP

7

S

CL

6

LDACLDAC

C2

0

.1

u

F

C2

0

.1

u

F

E9

V

O

UTD

E9

V

O

UTD

E1

VR

EF

E1

VR

EF

J

P2

ZS

MS

POR

SEL

J

P2

ZS

MS

POR

SEL

1

3

2

S

CL

S

CL

C1

0

.1

u

F

C1

0

.1

u

F

R2 4

.9

9

K

R2 4

.9

9

K

E3

G

ND

E3

G

ND

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Содержание DC1703A

Страница 1: ...ut multiple DACs Design files for this circuit board are available at http www linear com demo L LT LTC LTM µModule Linear Technology and the Linear logo are registered trademarks and QuikEval is a trademark of Linear Technology Corporation All other trademarks are the property of their respective owners Figure 1 Connection Diagram Analog Outputs To DC590 Table 1 LTC2655 Demo Board Variations DEMO...

Страница 2: ... cable Connect the DC590 to a host PC with a standard USB A B cable Run the QuikEval evaluation software supplied with the DC590 or download it from www linear com The correct control panel will be loaded automatically In order to update the DAC output value fill in desired output code inside the corresponding DAC box Downloaded from Arrow com Downloaded from Arrow com ...

Страница 3: ...necteddirectlytothereference terminals of the LTC2655 The on chip reference may be turned off allowing the DAC reference pin to be driven from this turret Alternatively when the on chip reference isonandactive thevoltagecanbemonitoredatthisturret V Unregulated 10V is present here when a DC590 is connected Thisturretisprovidedformonitoringpurposes only and should not be connected to any other turre...

Страница 4: ...sistor Chip 4 99K 1 16W 1 0402 NIC NRC04F4991TRF 7 1 U2 IC Serial EEPROM TSSOP8 Microchip 24LC025 I ST 8 5 Shunts as Shown on Assembly Drawing Shunt 0 079 Center Samtec 2SN BK G 9 1 Stencil Top Side Only Stencil 1703A U1 A IC LTC2655CUF L16 4mm 4mm QFN20UF Linear Technology LTC2655CUF L16 U1 B IC LTC2655CUF H16 4mm 4mm QFN20UF Linear Technology LTC2655CUF H16 U1 C IC LTC2655CUF L12 4mm 4mm QFN20UF...

Страница 5: ...CHEMATIC SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS SCALE NONE www linear com 2 LTC2655CUF FAMILY Thursday November 11 2010 1 1 QUAD 12 16 BIT RAIL TO RAIL I2C DAC KT LEO C N A DEMO CIRCUIT 1703A WITH 10ppm C MAX REFERENCE 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...

Страница 6: ...CEPT 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 responsibility...

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