Datasheet

5
dc1011af
DEMO MANUAL DC1011A
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
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A A
B B
C C
D D
NOTES:
5V
LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY
However, It Remains The Customer's Responsibility To
Application. Component Substitution And Printed
Applications Engineering For Assistance.
Circuit That Meets Customer-Supplied Specifications;
Circuit Board Layout May Significantly Affect Circuit
This Circuit Is Proprietary To Linear Technology And
Supplied For Use With Linear Technology Parts.
Customer Notice
Linear Technology Has Made A Best Effort To Design A
Verify Proper And Reliable Operation In The Actual
Performance Or Reliability. Contact Linear Technology
GND
Ext.
Ext.
Ext.
GND
U1
Table
ASSEMBLY
DC1011A-A LTC2498CUHF
DC1011A-B
Bits
24
16LTC2496CUHF
DC1011A-C 16/PGALTC2494CUHF
Demo Circuit 1011A-A / B / C
24-/16-Bit Easy Drive 8-/16-Channel Delta Sigma ADC
LINEAR TECHNOLOGY CORPORATION
1630 McCARTHY BLVD.
MILPITAS, CA. 95035-7487
VOICE (408) 432-1900 FAX (408) 434-0507
1 1Friday, June 20, 2008
Title
Size Document Number Rev
Date: Sheet
of
VCC
V+
VCC
V+
TP31
FO
R9
TP17
CH13
TP22
REF+
C2
4.7uF
6.3V
R8
TP18
CH14
TP19
CH15
TP20
VCC
exposed pad, solder side
U1
(See Table)
13
12
1
5
6
7
8
9
10
15
16
4
3
2
11
14
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
CH5
CH4
GND
GND
GND
COM
CH0
CH1
CH2
CH7
CH8
GND
GND
NC
CH3
CH6
CH9
CH10
CH11
CH12
CH13
CH14
CH15
MUXOUTP
ADCINP
ADCINN
MUXOUTN
VCC
REF+
REF-
GND
GND
GND
SDI
FO
CS
SDO
SCK
GND
R1
0
C8
10uF
6.3V
TP13
ADCINP
R10
R8-R10 = 4.99K 1%
C9
4.7uF
6.3V
C10
0.01uF
TP33
SCK
C7
0.01uF
U3
24LC025
1
6 3
45
27
8
A0
SCL A2
VSSSDA
A1WP
VCC
TP30
MUXOUTP
R2
0
TP28
SMT Pad
TP29
SMT Pad
R12
10K
TP26
GND
TP34
SDI
C15
0.1uF
TP27
GND
C13
0.01uF
C11
0.1uF
R6
100
TP7
MUXOUTN
C12
4.7uF
6.3V
TP2
CH1
JP2
COM
1
2
3
C29
1uF
TP23
GND
TP3
CH2
JP1
REF+
1
2
3
TP24
REF-
TP4
CH3
TP5
CH4
TP32
CS
TP6
CH5
J2
HD2X7
1
6
3
4
5
2
7
8
9
10
11
12
13
14
V+
CS
GND
SCK
MISO
5V
SDA/MOSI
GND
EESDA
EEVCC
EESCL
EEGND
GND
NC
TP8
CH6
TP25
Pwr GND
TP21
COM
TP10
CH7
TP1
CH0
TP11
CH8
TP12
CH9
TP14
CH10
JP3
REF-
1
2
3
TP9
ADCINN
U4
LT1236ACS8-5
2
4
6
VIN
GND
VOUT
TP15
CH11
TP35
SDO
C3
0.01uF
TP16
CH12