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DC1678A-A

P1-P3P4-P6
4
dc1678af
DEMO MANUAL DC1678A
PARTS LIST
ITEM QTY REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER
Required Circuit Components
1 3 C1,C2,C3 Capacitor, X7R, 0.1μF 16V, 0402 TDK, C1005X7R1C104K
2 1 C4 Capacitor, X7R, 0.047μF 16V, 0402 TDK, C1005X7R1C473K
3 10 E1-E10
TP, Turret, 0.064"
Mill-Max, 2308-2-00-80-00-00-07-0
4 2 JP1,JP2 Jumper, 3-Pin 1 Row 0.079CC Samtec, TMM-103-02-L-S
5 1 J1 Header, 2X7 Pin, 0.079CC Molex, 87831-1420
6 5 R1,R2,R3,R4,R5 Resistor, Chip 4.99k 1/16W 1%, 0402 NIC, NRC04F4991TRF
7 1 U2 IC, Serial EEPROM, TSSOP8 Microchip, 24LC025-I /ST
8 2 Shunts as Shown
on Assy Dwg
Shunt, 0.079" Center
Samtec, 2SN-BK-G
U1-A
IC, LTC2654CUF-L16, QFN20UF 4mm × 4mm
Linear Technology, LTC2654CUF-L16
U1-B
IC, LTC2654CUF-H16, QFN20UF 4mm × 4mm
Linear Technology, LTC2654CUF-H16
U1-C
IC, LTC2654CUF-L12, QFN20UF 4mm × 4mm
Linear Technology, LTC2654CUF-L12
U1-D
IC, LTC2654CUF-H12, QFN20UF 4mm × 4mm
Linear Technology, LTC2654CUF-H12
5
dc1678af
DEMO MANUAL DC1678A
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 CAPACITORS ARE IN MICROFARADS, 0402.
NOTES: UNLESS OTHERWISE SPECIFIED
2. INSTALL SHUNTS AS SHOWN.
1. ALL RESISTORS ARE IN OHMS, 0402.
O
ASSY U1
-A
-B
LTC2654CUF-L16
LTC2654CUF-H16
*
-C
-D
LTC2654CUF-L12
LTC2654CUF-H12
-BIT
16
16
12
12
VCCV+
VCC
VCC VCC
VCC
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 REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
2
LTC2654CUF FAMILY
Wednesday, August 11, 2010 1 1
QUAD 12/16-BIT RAIL-TO-RAIL SPI DAC
KT
LEO C.
N/A
DEMO CIRCUIT 1678A
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 Use Only
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
2
LTC2654CUF FAMILY
Wednesday, August 11, 2010 1 1
QUAD 12/16-BIT RAIL-TO-RAIL SPI DAC
KT
LEO C.
N/A
DEMO CIRCUIT 1678A
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 Use Only
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
2
LTC2654CUF FAMILY
Wednesday, August 11, 2010 1 1
QUAD 12/16-BIT RAIL-TO-RAIL SPI DAC
KT
LEO C.
N/A
DEMO CIRCUIT 1678A
WITH 10ppm/ C MAX REFERENCE
REVISION HISTORY
DESCRIPTION DATEAPPROVEDECO REV
LEO C.
PRODUCTION
2
08-11-10
_
REVISION HISTORY
DESCRIPTION DATEAPPROVEDECO REV
LEO C.
PRODUCTION
2
08-11-10
_
REVISION HISTORY
DESCRIPTION DATEAPPROVEDECO REV
LEO C.
PRODUCTION
2
08-11-10
_
E3
V+
E3
V+
U1
*
U1
*
CS
6
SCK
7
DNC
8
REFCOMP
2
VOUTB
3
REFIN/OUT
4
LDAC
5
VOUTA
1
SDI
9
SDO
10
CLR
11
PORSEL
12
VOUTC
13
VOUTD
14
REFLO
20
GND
19
VCC
18
DNC
17
DNC
16
DNC
15
GND
21
E8
VOUTC
E8
VOUTC
C3
0.1uF
C3
0.1uF
SDISDI
E7
VOUTB
E7
VOUTB
E10
GND
E10
GND
C1
0.1uF
C1
0.1uF
J1
HD2X7-079-MOLEX
J1
HD2X7-079-MOLEX
MOSI/SDA
7
EESDA
9
V+
1
5V
2
CS
6
SCK/SCL
4
EEVCC
10
MISO
5
EESCL
11
EEGND
12
AUX
14
GND
3
GND
13
GND
8
R2
4.99K
R2
4.99K
E6
VOUTA
E6
VOUTA
JP2
ZS
MS
PORSEL
JP2
ZS
MS
PORSEL
1
3
2
E5
GND
E5
GND
CLKCLK
E2
VCC
E2
VCC
R1
4.99K
R1
4.99K
C4
0.047uF
C4
0.047uF
CLRCLR
R4
4.99K
R4
4.99K
LDACLDAC
JP1
EXT
INT
REF
JP1
EXT
INT
REF
1
3
2
R5
4.99K
R5
4.99K
U2
24LC025-I /ST
U2
24LC025-I /ST
SDA
5
VCC
8
A0
1
A1
2
A2
3
VSS
4
WP
7
SCL
6
C2
0.1uF
C2
0.1uF
E9
VOUTD
E9
VOUTD
SDOSDO
E1
VREF
E1
VREF
E4
GND
E4
GND
R3
4.99K
R3
4.99K
CS/CS/
6
dc1678af
DEMO MANUAL DC1678A
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2011
LT 0211 • PRINTED IN USA
DEMONSTRATION BOARD IMPORTANT NOTICE
Linear Technology Corporation (LTC) provides the enclosed product(s) under the following AS IS conditions:
This demonstration board (DEMO BOARD) kit being sold or provided by Linear Technology is intended for use for ENGINEERING DEVELOPMENT
OR EVALUATION PURPOSES ONLY and is not provided by LTC for commercial use. As such, the DEMO BOARD herein may not be complete
in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including but not limited to product safety
measures typically found in finished commercial goods. As a prototype, this product does not fall within the scope of the European Union
directive on electromagnetic compatibility and therefore may or may not meet the technical requirements of the directive, or other regulations.
If this evaluation kit does not meet the specifications recited in the DEMO BOARD manual the kit may be returned within 30 days from the date
of delivery for a full refund. THE FOREGOING WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY THE SELLER TO BUYER AND IS IN LIEU
OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS
FOR ANY PARTICULAR PURPOSE. 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 responsibility to take any and all
appropriate precautions with regard to electrostatic discharge. Also be aware that the products herein may not be regulatory compliant or
agency certified (FCC, UL, CE, etc.).
No License is granted under any patent right or other intellectual property whatsoever. LTC assumes no liability for applications assistance,
customer product design, software performance, or infringement of patents or any other intellectual property rights of any kind.
LTC currently services a variety of customers for products around the world, and therefore this transaction is not exclusive.
Please read the DEMO BOARD manual prior to handling the product. Persons handling this product must have electronics training and
observe good laboratory practice standards. Common sense is encouraged.
This notice contains important safety information about temperatures and voltages. For further safety concerns, please contact a LTC applica-
tion engineer.
Mailing Address:
Linear Technology
1630 McCarthy Blvd.
Milpitas, CA 95035
Copyright © 2004, Linear Technology Corporation
P1-P3P4-P6

DC1678A-A

Mfr. #:
Buy DC1678A-A
Manufacturer:
Analog Devices Inc.
Description:
Data Conversion IC Development Tools LTC2654-L16 Demo Board - Quad SPI 16-bit
Lifecycle:
New from this manufacturer.
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