Datasheet
5
dc1009af
DEMO MANUAL DC1009A
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
2. INSTALL S HUNT ON J P1-J P2 PIN 1 AND 2.
1. ALL RE S ISTORS AR E IN OHMS , 0603.
ALL CAPACITOR S AR E IN MICR OFAR ADS, 0603.
NOTES: UNLESS OTHERWISE SPECIFIED
FOR ASSEMBLY ONLY
VERSIONS U1 BITS
-A
-B
LTC2492CDE
LTC2488CDE
24
16
*
-C 16/PGALTC2486CDE
A-1
DC1009A-1 * LTC2400 FAMILY
Friday, J anuary 05, 2007
11
2/4 CHANNEL 24,16,16/PGA-BIT ADC WITH SPI
KIM T.
MAR K T.
A
SCHEMATIC
SIZE
DATE :
DWG NO. R E V
SHEET OF
TITLE:
CONTRACT NO.
APPROVAL
S
DR AWN:
CHECKED:
APPROVED:
ENGINEER:
DE S IG NE R :
TECHNOLOGY
Fax: (408)434-0507
Milpitas , CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Us e 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
CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PER FOR MANCE OR REL IABILITY. CONTACT LINEAR
TE C HNOLOGY APPLICATIONS ENGINE ER ING
FOR ASSISTANCE.
THIS CIR CUIT IS PR OPRIETARY TO LINEAR TECHNOLOGY AND
S UPPL IE D FOR USE WITH L INE AR TE CHNOL OGY P AR TS .
VIN
VOUT
CH1
CH3
CH0
CH2
FO
REF+
COM
REF-
SCK
MI S O
CS
SDI
VCC
VCC
SCK
E9
FO
E3
REF+
E5
CH0
U2
LT1236ACS 8-5
1
2
3
45
6
7
8
NC
VIN
NC
GNDTRIM
VOUT
NC
NC
E8
GND
JP1
REF+
EXT
5V
E6
CH1
C6
0.1UF
R5
4.99K
1%
U1
*
5
8
1
2
3
4
7
69
10
11
12
15
13
14
SDO
CH0
FO
SDI
SCK
NCS
COM
GNDCH1
CH2
CH3
VCC
GND
REF+
REF-
J2
HD2X7-079-MOL EX
7
9
1
2
6
4
10
5
11
12
14
3
13
8
SDA/MOSI
EESDA
V+
5V
CS
SCK
EEVCC
MI S O
EESCL
EEGND
NC
GND
GND
GND
E11
CH3
E1
GND
R4
4.99K
1%
E10
CH2
C5
0.01UF
U3
24LC025
5
8
1
2
3
4
7
6
SDA
VCCA0
A1
A2
VSS
WP
SCL
SDO
R2
10K
SDI
E12
COM
C1
0.1UF
JP2
REF-
GND
EXT
E2
VCC
C2
0.1UF
R 3 100
CS
E7
GND
C3
4.7UF ,6. 3V
0805
R1
4.99K
1%
E4
REF-
C4
10UF,6.3V
0805