DC2425A - Schematic

2
1
REVISION HISTORY
ECO
REV
DESCRIPTION
APPROVED
DATE
0
PRODUCTION
DOUG S.
08-26-13
VCCIO
C87
0.1uF
CLK
200MHz MAX
2.5VPP
D
C88
0.1uF
J5
2
R74
49.9
1206
R73
1K
Y1
CB3LV
+3V
4
1
C90
0.1uF
R76
100
VCC
OUT
EOH
GND
4
CLKIN
U16
NC7SZ04P5X
3
D
5
R72
1K
C89
0.1uF
3
2
R75
DNI
R77
10K
L2
BLM31PG391SN1L
OSC
1
2
3
OFF
ON
JP10
+6V
VCCIO
0
AC DC
4
VDD
14
13
SDO+
SDO-
16
15
SCK+
SCK-
9
D
R51
33
U13
NL17SZ74
4
2
CSB
U12
NC7SZ04P5X
C
~CNV
VREF
7
C56
DNI
8
R47
DNI
C92
10uF
+
5
J4
R32
49.9
-
6
R38
150
AIN0V - 4.096V
AIN-
R33
0
0402
JP5
HD2X3-100
R46
1K
~CNV
REFIN
C95
10uF
7
4
C53
10uF
R39
301
2
4
6
SCK+
SCK-
3
VREF
VCM_BIAS
C54
200pF
7
R53
33
U10
MSE16
SDO+
SDO-
REFOUT
R27
301
MODE
AIN+
*
2
6
CMOS/LVDS
OVDD
R30
0
0402
R23
1K
DIFF 1
UNI 3
BIP 5
5
DATA OUT
8
3
1
2
3
CMOS
R25
2
1
JP8
LVDS
PR
Q
0.1uF
VCC
CLR
3
C50
GND
OGND
-
-6V
R24 DNI
4
GND
JP4
C94
0.1uF
6
10
12
+IN
COUPLING
C93
10uF
CP
C51
1uF
1
Q
R29
DNI
4
R21
DNI
+
R28
49.9
3
2
1
C
2
C37
DNI
U9A
LT1819CMS8
11
C35
DNI
C72
0.1uF
GND
GND
GND
3
0.1uF
VDD
17
R22
0
C85
0.1uF
1
5
8
C36
10uF
R20
0
8
J3
AIN+
0V - 4.096V
C100
10uF
5
C57
VCCIO
U9B
LT1819CMS8
R35
DNI
C63
10uF
R45
0
C65
DNI
C64
DNI
EXT_REFIN
E11
3
2
1
R50
DNI
-IN
COUPLING
REF
JP6
C97
0.1uF
AC DC
+6V
EXT
DRIVE REFOUT
B
VCM_BIAS
5
+
1
3
B
EXT_VREF
C98
4.7uF
4
2
-
C96
0.1uF
C48
10uF
JP3
R78
10K
U17
LT6202CS5
3
2
1
E12
C99
1uF
R79
10K
U14
LTC6655BHMS8-4.096
COMMON MODE
-6V
3
2
1
EXT
4.096V
8
R52
0
7
JP7
6
C71
10uF
5
GND
SHDN
VOUT_F
VIN
VOUT_S
GND
GND
GND
+9V/+10V
1
2
3
C84
1uF
4
C68
2.2uF
NOTES: UNLESS OTHERWISE SPECIFIED
A
*
1. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN
MICROFARADS, 0603
ASSY
-A
-B
-C
-D
-E
-F
U1
LTC2311IMSE-16
LTC2310IMSE-16
LTC2311IMSE-14
LTC2310IMSE-14
LTC2311IMSE-12
LTC2310IMSE-12
BITS
16
16
14
14
12
12
Msps
5
2
5
2
5
2
R57
R58
R59
R60
DNI
1K
1K
DNI
1K
DNI
1K
DNI
1K
DNI
DNI
1K
CUSTOMER NOTICE
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
TECHNOLOGY
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. D. STUETZLE
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APP ENG. D. STUETZLE TITLE: SCHEMATIC
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
TRUE DIFFERENTIAL INPUT ADC
IC NO.
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only A
B
SCALE = NONE
DATE:
1
REV.
LTC231XIMSE FAMILY
DEMO CIRCUIT 2425A
Thursday, December 03, 2015
0
SHEET
1
OF
2
2
R26
DNI
SCK+
R31
DNI
SDO-
CYCLONE3-EP3C5E144
CYCLONE3-EP3C5E144
CYCLONE3-EP3C5E144
CYCLONE3-EP3C5E144
U11F
U11G
U11H
U11I
IO1
IO2
IO3
IO4_RUP3
IO4_RDN3
IO5
IO6_VREF5
IO7
IO8_DIFFIOR8N
IO9_DIFFIOR8P
CLK7_DIFFCLK3N
CLK6_DIFFCLK3P
BANK6
R54
R55
R56
73
74
75
76
77
79
80
83
84
85
88
89
33
33
33
D0
D1
D2
CLK5_DIFFCLK2N
CLK4_DIFFCLK2P
IO1
IO2
IO3_VREF6
IO4
CSB
R58
VCCIO
BANK7
90
91
100
104
105
106
R65
R66
33
33
D3
D4
R67
33
D5
IO1
IO2
IO3
IO4
IO5_RUP4
IO6_RDN4
IO7_VREF7
IO8_DIFFIOT16N
IO9_DIFFIOT16P
IO10
IO11
IO12_DIFFIOT12N
IO13_DIFFIOT12P
*
R57
DNI
R59
CNVCLK
R48
R49
R43
R44
33
33
33
33
R41
R42
R40
R36
R37
R34
D6
D7
D8
D9
33
33
33
33
33
33
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
VCCIO
D3
D2
*
C
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
D15
D14
128
129
132
133
135
136
137
138
141
142
143
144
IO1_DIFFIOT11N
IO2_DIFFIOT11P
IO3_DIFFIOT10N
IO4_DIFFIOT10P
IO5
IO6_VREF8
IO7
IO8
IO9
IO10
IO11_DIFFIOT01N
IO12_DIFFIOT01P
D10
D11
D12
D13
D14
D15
D1
D0
CYCLONE3-EP3C5E144
VCCIO
C42
0.1uF
C49
0.1uF
C55
0.1uF
C60
0.1uF
C75
0.1uF
C76
0.1uF
C62
0.1uF
C59
0.1uF
C52
0.1uF
C45
0.1uF
C33
0.1uF
C32
0.1uF
+2.5V
C30
47uF
CYCLONE3-EP3C5E144
0805
C29
4.7uF
C78
0.01uF
C79
0.1uF
C80
1nF
C82
22nF
C83
22nF
C28
22nF
R18
10K
CONFIG
C77
4.7nF
IO1_DATA1
IO2_FLASH_NCE
N_STATUS
DCLK
IO3_DATA0
NCONFIG
TDI
TCK
TMS
TDO
NCE
IO4_DEV_OE
IO5_DEV_CLRN
CONF_DONE
MSEL0
MSEL1
MSEL2
IO6_INIT_DONE
IO7_CRC_ERROR
IO8_NCEO
IO9_CLKUSR
6
8
9
12
13
14
15
16
18
20
21
86
87
92
94
96
97
98
99
101
103
R17
10K
R16
10K
R14
10K
R63
10K
R64
10K
+3V
1
2
3
4
NCS
DATA
VCC
GND
TDI
TCK
TMS
TDO
NCE
8
7
6
5
VCC
VCC
DCLK
ASDI
+3V
C26
0.1uF
0402
EPCS4SI8
C14
0.1uF
0402
+2.5V
R62
10K
R61
10K
R13
10K
+3V
+3V
+3V
+3V
C27
470uF
7343
C38
4.7uF
C40
0.01uF
C43
0.01uF
C67
0.1uF
C66
0.1uF
C70
0.1uF
C69
0.1uF
C73
0.1uF
C39
2.2nF
VCCIO
D1
BAT54WS
C15
10pF
0603
2
C8
0.01uF
R5
499
3
2
1
4
VCCIO
C4
10uF
VCCIO
1.8V
2.5V
R12
866
GND
GND
GND
VDD
E7
OUT
SEN
5
SHDN
BYP
1
VDD
2
C9
0.01uF
R6
3.09K
R1
4.02K
4
3
2
1
C5
10uF
0805
VDD
3.3V
5V
JP2
R10
1K
VCCIO
U7
LT1763CS8
+3V
C
E10
8
IN
OUT
C23
1uF
0603
SEN
SHDN
R71
4.99K
R69
4.99K
0603
0603
0603
BYP
1
+3V
2
C13
0.01uF
C6
10uF
R7
1.43K
4
R11
1K
U5
LT1763CS8-2.5
U15
24LC024-I /ST
+2.5V
E8
SCL
SDA
WP
A2
A1
A0
6
5
7
3
2
1
8
IN
OUT
C21
1uF
SEN
EEPROM
1
2
3
5
SHDN
WP
PROG
BYP
1
+2.5V
2
C10
0.01uF
C11
10uF
4
U6
LT3021ES8-1.2
D4
BAT54WS
D2
BAT54WS
C25
10pF
C16
10pF
1
3
5
7
9
+1.2V
E9
D3
BAT54WS
IN
OUT
2
C22
3.3uF
C12
10uF
C24
10pF
SHDN
JTAG
2
4
6
8
10
C41
4.7nF
VCCIO
JP1
IN
6
VCCD_PLL
+
BYP
C20
1uF
5
B
SHDN
1
U4
LT1763CS8
8
8
R15
1K
0603
+1.2V
OUT
JP9
CYCLONE3-EP3C5E144
L1
BLM31PG391SN1L
D
VCCIO
IN
3
6
7
U8
+3V
8
C46
0.1uF
VCC
C61
0.1uF
4
R8
1K
SEN
5
R70
4.99K
4
C81
0.1uF
1
C74
0.1uF
1
C58
0.1uF
1
C44
0.1uF
2
C31
0.1uF
1
C34
0.1uF
2
U11J
5
29
45
61
78
102
116
134
17
26
40
47
56
62
81
93
117
122
130
139
35
107
37
109
2
19
27
36
41
48
57
63
82
95
108
118
123
131
140
145
VCCINT
VCCINT
GND
VCCINT
GND
VCCINT
GNDA1
VCCINT
GND
VCCINT
GND
VCCINT
GND
VCCINT
GND
VCCIO1
GND
VCCIO2
GND
VCCIO3
GNDA2
VCCIO3
GND
VCCIO4
GND
VCCIO4
GND
VCCIO5
GND
VCCIO6
GND
VCCIO7
VCCIO7
VCCIO8
VCCIO8
VCCA1
VCCA2
VCCD_PLL1
VCCD_PLL2
C86
0.1uF
J1
HD2X5-100
ARRAY
VCCIO
C2
10uF
0805
E6
5
1
3
5
7
9
EEPROM
2
4
6
8
10
+1.2V
PWR
EDGE-CON-100
FPGA
PROGRAM
+3V
U11A
BYP
C19
1uF
R68
4.99K
GND
*
CYCLONE3-EP3C5E144
SHDN
+6V
R4
3.92K
U3
LT1763CS8
2
CYCLONE3-EP3C5E144
5
8
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
R60
CYCLONE3-EP3C5E144
SEN
C7
0.01uF
R9
1K
BANK8
110
111
112
113
114
115
119
120
121
124
125
126
127
GND
E2
2
3
6
7
SDO+
CLKIN
BANK5
54
55
58
59
60
64
65
66
67
68
69
70
71
72
IO1_DIFFIOB12P
IO2_DIFFIOB12N
IO3
IO4_DIFFIOB16P
IO5_DIFFIOB16N
IO6
IO7_VREF4
IO8_RUP2
IO9_RDN2
IO10
IO11
IO12_DIFFIOB21P
IO13_DIFFIOB21N
IO14
GND
GND
GND
SCK-
38
39
42
43
44
46
49
50
51
52
53
C18
1uF
1
3
6
7
CNVCLK
IO1_DIFFIOB1P
IO2_DIFFIOB1N
IO3
IO4
IO5
IO6_VREF3
IO7_DIFFIOB9P
IO8_DIFFIOB9N
IO9
IO10_DIFFIOB11P
IO11_DIFFIOB11N
OUT
GND
GND
GND
33
24
25
28
30
31
32
33
34
E5
C1
47uF
1210
IN
3
6
7
R19
CLK2
CLK3
IO1
IO2
IO3_VREF2
IO4_RUP1
IO5_RDN1
IO6
BANK4
+9V/+10V
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
GND
GND
GND
D
1
2
3
4
7
10
11
22
23
BANK3
8
GND
GND
GND
IO1
IO2
IO3
IO4
IO5_VREF1
IO6_DIFFL4P
IO7_DIFFL4N
CLK0
CLK1
BANK2
+6V
E3
AGND
BANK1
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
U2
LT1763CS8
+9V/+10V
P1
U11E
3
6
7
U11D
GND
U11C
SEN
+1.2V
3
4
U11B
1
TCK
TDO
TMS
B
TDI
U1
LT1964ES5-SD
J2
HD2X5-100
-6V
E4
-9V/-10V
1
E1
2
-9V/-10V
C3
1uF
3
GND
OUT
5
R3
3.92K
IN
SHDN
ADJ
4
C17
10uF
0805
-6V
R2
1K
CUSTOMER NOTICE
A
NOTES: UNLESS OTHERWISE SPECIFIED
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
TECHNOLOGY
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. D. STUETZLE
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APP ENG. D. STUETZLE TITLE: SCHEMATIC
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
TRUE DIFFERENTIAL INPUT ADC
IC NO.
SIZE
1. ALL RESISTORS AND CAPACITORS ON THIS PAGE ARE 0402.
2. SEE ASSEMBLY TABLE ON PAGE 1 FOR R67 AND R68 VALUES.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only A
B
SCALE = NONE
DATE:
1
REV.
LTC231XIMSE FAMILY
DEMO CIRCUIT 2425A
Thursday, May 07, 2015
0
SHEET
2
OF
2
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