Datasheet
8
dc1525af
DEMO MANUAL DC1525A
SCHEMATIC DIAGRAM
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
AIN1
EXT REF
TERM
PAR/SER
LANE
SHDN
ILVDS
V+
3V - 6V
GND
CLK+
CLK-
EN
DIS
PAR
SER
1 LANE
2 LANE
RUN
SHDN
1.75mA
3.5mA
*
ASSY
DC1525A-A
DC1525A-B
DC1525A-C
DC1525A-D
DC1525A-E
DC1525A-F
U1
LTC2175IUKG-14
LTC2174IUKG-14
LTC2173IUKG-14
LTC2172IUKG-14
LTC2171IUKG-14
LTC2170IUKG-14
Bits
14
14
14
14
14
14
Msps
125
105
80
65
40
25
12
DC1525A-L
LTC2173IUKG-12 12
LTC2170IUKG-12
U1
DC1525A-J
DC1525A-K
DC1525A-I
DC1525A-G
12
LTC2175IUKG-12
LTC2174IUKG-12
Msps
12 25
ASSY Bits
40
12
DC1525A-H
65LTC2172IUKG-12
12
80
LTC2171IUKG-12
105
125
3
Friday, November 20, 2009
12
QUAD ADC FAMILY
AK.
CLARENCE M.
A
LTC217XIUKG FAMILY
DEMO CIRCUIT 1525A
SIZE
DATE:
IC NO. REV
SHEET OF
TITLE:
CONTRACT NO.
APPROVALS
PCB DES.
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 SPECIFIC ATIONS;
HOWEVER, I T REM AINS TH E 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
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCHEMATIC
CLARENCE M.PRODUCTION3
10-29-09
REVISION HISTORY
DESCRIPTION DATEAPPROVEDECO REV
AIN2+
AIN2-
AIN3+
AIN3-
AIN4+
AIN4-
VCM34
PAR/SER
MISO
OUT1B-
OUT1B+
OUT1A-
OUT1A+
OUT4A+
OUT4A-
OUT4B-
OUT4B+
MOSI
SCK
CS0
OUT2B-
OUT2A+
OUT2A-
OUT2B+
OUT3A-
OUT3B+
OUT3B-
OUT3A+
DCO+
DCO-
FR+
FR-
MISO
3.3_AUX
PAR/SER CS0
MOSI SCK
VCM12
MISO
MOSI
SCK
CS0
VDD OVDD
VDD
VDD
VDD
OVDD
OVDDVDD
VDD
VDD
VDD
VDD
VDD
R40
49.9
C36
0.1uF
U2
LT1763CS8-1.8
1
2
3
4
5
6
7
8
OUT
SEN/ADJ
GND
BYP
SHDN
GND
GND
IN
R9
1K
R29
49.9
C15
0.1uF
TP6
R12
31.6K
R56
opt
R59
opt
C4
1uF
R100
opt
C8
0.1uF
C49
opt
R72
1K
C28
0.1uF
R37
86.6
J15
OPT
1
2
3
C2
0.1uF
R64
opt
J14
OPT
1
2
3
L7
opt
L11
BEAD
C51
4.7uF
J12
R62
0
R41
49.9
C54
1uF
C17
2.2uF
C5
0.1uF
+C6
100uF
R60
opt
R11
1K
L8
opt
C9
0.1uF
R42
opt
J11
C48
0.1uF
L9
BEAD
C1
2.2uF
J3
*
U1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
AIN1+
AIN1-
VCM12
AIN2+
AIN2-
REFH
REFH
REHL
REFL
AIN3+
AIN3-
VCM34
AIN4+
AIN4-
VDD
VDD
CLK+
CLK-
CS
SCK
SDI
GND
OUT4B-
OUT4B+
OUT4A-
OUT4A+
OUT3B-
OUT3B+
OUT3A-
OUT3A+
FR-
FR+
OGND
OVDD
DCO-
DCO+
OUT2B-
OUT2B+
OUT2A_
OUT2A+
OUT1B-
OUT1B+
OUT1A-
OUT1A+
GND
SDO
PAR/SER
VREF
GND
SENSE
VDD
VDD
GND
L4
56nH
R10
10K
R58
opt
C44
0.01uF
C27
12pF
J10
OPT
2
4
6
8
10
12
14
1
3
5
7
9
11
13
5V
SCK/SCL
CS
GND
EEVCC
EEGND
NC
VUNREG
GND
MISO
MOSI/SDA
EESDA
EESCL
GND
R61
0
C10
1uF
C45
0.01uF
R96
100
C31
8.2pF
J5
OPT
1
2
3
T9
MABA-007159-000000
5
4 3
1
2
C43
0.01uF
RN1 33
1
2
3
4
8
7
6
5
C52
0.1uF
TP1
R74
1K
R26
49.9
R38
86.6
R73
1K
R57
opt
C46 0
C3
0.1uF
R101
0
D1
opt
2
3
1
R14
1K
T5
MABA-007159-000000
5
4 3
1
2
C7
0.1uF
R65
0
J13
1
2
3
C32
8.2pF
T8
MABAES0060
4
5 1
3
2
R43
opt
R30
100
C47 0 C16
0.1uF
R8
100
C30
0.1uF
C29
0.1uF
TP7
R63 0
R35
86.6
C53
1uF
C50
opt
C26
0.01uF
J8
OPT
1
2
3
C25
0.01uF