DC2412A - Schematic

5
4
3
2
1
REVISION HISTORY
ECO
C4
OPT
50V
IN4-
C7
0.1uF
REF
C12
2.2uF
INT
VIN
VOUT_S GND
GND
GND
REFBUF
REFIN
CNV
SDI
GND
SDOSDO+
SCKO-/SDO
SCKO+/SCKO
SCKI-/SCKI
SCKI+
SDISDI+
GND
BUSY
CSL
LVDS/CMOSL
PD
24
37
36
35
34
33
32
29
28
27
26
25
38
39
23
22
3
5
D
Q
4
VCCIO
5
C16
0.1uF
7
4
2
NL17SZ74
R8
33
R9
0
CSB
U5
3
Q
C13
1uF
R6
33
8
U4
2
JP1
R21
1k
PR
1
EXT
R10
R11
R12
R13
R14
R15
R16
R17
R18
R19
R20
CP
5
1
2
3
5
SHDN
VOUT_F
CLR
4
6
GND
VCC
OE
7
V+
GND
GND
R7
OPT
8
6
21
19
31
16
17
45
*
OVDD
VDD
VDD
VDDL
U1
46
44
41
20
18
15
30
IN4+
VCC
VEE
VEE
42
43
40
IN3+
IN0IN0+
IN1IN1+
IN2IN2+
IN3IN3+
IN4IN4+
IN5IN5+
IN6IN6+
IN7IN7+
GND
GND
GND
GND
GND
GND
OGND
13
14
11
12
9
10
7
8
5
6
3
4
1
2
47
48
D
VCCIO
2
1
C11
47uF 10V
1210
X7R
LTC6655BHMS8-5
5V
REFBUF
VDD
4
U7
3
C9
0.1uF
50V
C15
0.1uF
50V
IN3-
C
REFBUF
E1
C14
0.1uF
50V
IN2+
NC7SZ04P5X
5
IN2-
VCCIO
VDDL
09-21-15
CLKIN
C6
0.1uF
VCC
DATE
GUY H.
U3
NC7SZ04P5X
1
C10
2.2uF
U2
R5
1k
R3
33
4
A
IN1+
2
VCC
C8
0.1uF
50V
R4
49.9
1206
R2
33
4
VCCIO
C5
0.1uF
50V
IN1-
BNC
2
NC7SZ04P5X
WRIN
3
U6
2 B
IN0+
C3
0.1uF
APPROVED
PRODUCTION
C2
0.1uF
3
VEE
D
J1
CLK
100MHz MAX
2.5VPP
R1
1k
DESCRIPTION
2
VCCIO
C1
0.1uF
3
IN0-
VCCIO
5
VCCIO
REV
NC7SZ66P5X
0
33
33
33
33
33
33
33
33
0
33
CNV
SDI
GND2
SDOSDO+
SCKO- /SDO
SCKO+ /SCKO
SCKI- /SCKI
SCKI+
SDISDI+
GND1
BUSY
CNV
SDI
GND2
SDOSDO+
SCKO-/SDO
SCKO+/SCKO
SCKI-/SCKI
SCKI+
SDISDI+
GND1
BUSY
LVDS/ CMOSL
LVDS/CMOSL
R22
1k
C
SDA
SCL
IN5-
U8
R23
IN5+
VCCIO
IN6-
C17
0.1uF
0402
1
2
3
4
5
6
7
8
9
10
INTL
SCL
NC
SDA
VDD
A0
A1
NC
A2
P0
20
19
18
17
16
15
14
13
12
11
P7
P6
NC
P5
P4
VSS
P3
NC
P2
P1
OPT
WRIN
0402 X 8PLCS
PCF8574TS
WRIN2
R24
R25
33
33
WRIN
SDI_IN
WRIN
SDI_IN
R26
R27
33
33
SCK_IN
CNV_IN
SCK_IN
CNV_IN
R28
33
LVDS /CMOSLIN
LVDS/CMOSLIN
R29
R30
33
33
WRIN2
AUX1
WRIN2
AUX1
R31
33
AUX2
IN6+
B
B
AUX0
SCK_IN2
VCCIO C19
0.1uF
WRIN2 2
R33
33 0402
1
LVDS/CMOSLIN
OE
4
U9
SDI 2 B
NC7SZ66P5X
GND
A
1
SDI_IN
OE
4
U10
SCKI-/SCKI
VCC
R32
0
2 B
NC7SZ66P5X
VCC
A
1
SCK_IN
OE
4
U11
CNV
2 B
NC7SZ66P5X
GND
GND
A
1
CNV_IN
OE
4
U12
NC7SZ66P5X
WRIN2L
WRIN2L
3
4
VCC
A
3
NC7SZ04P5X
GND
0402
3
U13
VCC
LVDS/CMOSL 2 B
3
5
VCCIO C22
0.1uF
0402
VCCIO C21
0.1uF
5
5
0402
5
0402
IN7+
VCCIO C20
0.1uF
5
VCCIO C18
0.1uF
3
IN7-
NOTES: UNLESS OTHERWISE SPECIFIED
A
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 PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
1. ALL RESISTORS AND CAPACITORS ON THIS PAGE ARE 0603.
*
ASSY
-A
-B
U1
LTC2335-18
LTC2335-16
SUFFIX
35-18
35-16
-Bit
18
16
Ksps
1000
1000
-CHANNEL R61 (0402, PAGE 3)
8
0
8
OPT
4
TECHNOLOGY
KIM T.
GUY H.
8-CHANNEL, SOFTSPAN, HIGH SPEED, SERIAL, SAR, ADC
3
2
B
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
APPROVALS
DATE:
IC NO.
LTC23XXILX FAMILY
DEMO CIRCUIT 2412A
Monday, September 21, 2015
1
REV.
2
SHEET 1
OF 4
A
5
4
3
2
1
U14
U15
+16V/+18V
GND
8
E6
C24
47uF 25V
7343
TANT
C25
1uF
25V
IN
OUT
SEN
5
SHDN
-16V/-18V
V+
E3
GND
GND
GND
+16V/+18V
LT1964ES5-SD
LT1763CS8
BYP
E4
1
C26
0.01uF
2
R35
5.62k
C29
10uF
25V
4
D
-16V/-18V
V+
1
E5
2
C27
10uF
25V
C28
1uF
25V
3
GND
OUT
E2
5
R34
11.5k
IN
SHDN
ADJ
4
C23 VEE
10uF
25V
VEE
R36
1k
D
3
6
7
R37
1k
U16
LT1763CS8
8
IN
OUT
5
SHDN
GND
GND
GND
SEN
BYP
E7
C31
0.01uF
2
R38
11.5k
VCC
C32
10uF
25V
4
R39
1k
3
6
7
C30
1uF
25V
VCC
1
U17
LT1763CS8
8
OUT
SEN
5
SHDN
BYP
E8
C34
0.01uF
2
R40
1.07k
4
R41
1k
3
6
7
C
IN
GND
GND
GND
C33
1uF
25V
VCCIO
1
1
2
3
R42
1.58k
VCCIO
+2.5V
C35
10uF
25V
VCCIO
C
+3.3V
JP2
U18
LT1763CS8
8
IN
OUT
5
SHDN
GND
GND
GND
SEN
BYP
E9
C37
0.01uF
2
R43
3.09k
C38
10uF
25V
4
VDD
R44
1k
3
6
7
C36
1uF
25V
VDD
1
U19
LT3021ES8-1.2
AGND
SHDN
6
5
OUT
GND
C39
3.3uF
25V
B
IN
+1.2V
SEN
E10
2
VCCINT
3
C40
10uF
25V
+1.2V
B
4
8
U20
LT1763CS8-2.5
8
OUT
5
SHDN
GND
GND
GND
SEN
BYP
E11
C42
0.01uF
2
C43
10uF
25V
4
+2.5V
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS AND CAPACITORS ON THIS PAGE ARE 0603.
3
6
7
C41
1uF
25V
IN
+2.5V
1
U21
LT1763CS8
8
OUT
SEN
5
SHDN
CUSTOMER NOTICE
+3V
BYP
E12
1
C45
0.01uF
2
R45
1.43k
4
C46
10uF
25V
+3V
4
TECHNOLOGY
KIM T.
GUY H.
8-CHANNEL, SOFTSPAN, HIGH SPEED, SERIAL, SAR, ADC
3
2
B
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
R46
1k
3
6
7
C44
1uF
25V
IN
GND
GND
GND
A
DATE:
IC NO.
LTC23XXILX FAMILY
DEMO CIRCUIT 2412A
Monday, September 21, 2015
REV.
2
SHEET 2
1
OF 4
A
5
4
U22B
U22C
IO1
IO2
IO3
IO4
IO5_VREF1
IO6_DIFFL4P
IO7_DIFFL4N
CLK0
CLK1
BANK2
1
2
3
4
7
10
11
22
23
AUX0
AUX1
WRIN2
LVDS/CMOSLIN
2
U22D
BANK1
D
3
CLK2
CLK3
IO1
IO2
IO3_VREF2
IO4_RUP1
IO5_RDN1
IO6
R52
33
CLKIN
BUSY
SDI
R49
0
GND2
IO1_DIFFIOB1P
IO2_DIFFIOB1N
IO3
IO4
IO5
IO6_VREF3
IO7_DIFFIOB9P
IO8_DIFFIOB9N
IO9
IO10_DIFFIOB11P
IO11_DIFFIOB11N
VCCIO
3
2
1
I/O
LVDS
P1
U22E
SDO-
BANK3
24
25
28
30
31
32
33
34
1
R47
0
BANK4
R50
OPT
38
39
42
43
44
46
49
50
51
52
53
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
SDO+
SCKO-/SDO
R54
OPT
SCKO+/SCKO
CMOS
SCKI-/SCKI
R48
0
R53
OPT
VCCIO
U22F
IO1
IO2
IO3
IO4_RUP3
IO4_RDN3
IO5
IO6_VREF5
IO7
IO8_DIFFIOR8N
IO9_DIFFIOR8P
CLK7_DIFFCLK3N
CLK6_DIFFCLK3P
C
R61
[2]
CYCLONE3-EP3C5E144
U22G
U22H
U22I
R60
10k
BANK5
73
74
75
76
77
79
80
83
84
85
88
89
R59
10k
CYCLONE3-EP3C5E144
BANK6
ID
R65
R67
33
33
CLK5_DIFFCLK2N
CLK4_DIFFCLK2P
IO1
IO2
IO3_VREF6
IO4
GND1
CSB
LVDS/CMOSL
CNV_IN
SCK_IN
SDI_IN
WRIN
BANK7
90
91
100
104
105
106
D9
D8
SDI-
R58
0
R56
OPT
R57
OPT
D7
D6
D5
D4
D3
D2
CNVCLK
R63
R64
R66
R68
33
33
33
33
IO1
IO2
IO3
IO4
IO5_RUP4
IO6_RDN4
IO7_VREF7
IO8_DIFFIOT16N
IO9_DIFFIOT16P
IO10
IO11
IO12_DIFFIOT12N
IO13_DIFFIOT12P
SS0
SS1
SS2
A0
CNVCLK
SYNC
D1
D0
BANK8
110
111
112
113
114
115
119
120
121
124
125
126
127
R62
R70
33
33
A1
A2
R74
R76
R78
R80
R82
R84
R86
R88
R90
33
33
33
33
33
33
33
33
33
IDOUT
D0
D1
SYNC
CNVCLK
D2
D3
D4
D5
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
R69
R71
R72
R73
R75
R77
R79
R81
R83
R85
R87
R89
D17
D16
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
33
33
33
33
33
33
33
33
33
33
33
33
IDOUT
A2
A1
A0
SS2
SS1
SS0
+3V
2
4
6
8
10
VCCIO
CONFIG
VCCIO
C58
0.1uF
C59
0.1uF
C60
0.1uF
C61
0.1uF
C62
0.1uF
C63
0.1uF
C64
0.1uF
C65
0.1uF
C66
0.1uF
C68
0.1uF
C69
0.1uF
+2.5V
C70
47uF
0805
CYCLONE3-EP3C5E144
C71
4.7uF
0603
C72
C73
0.01uF 0.1uF
C74
1nF
C75
22nF
C76
22nF
C77
22nF
C78
4.7nF
+
C87
C88
470uF 4.7uF
7343 0603
C83
C89
C84
0.01uF 0.01uF 0.1uF
6
8
9
12
13
14
15
16
18
20
21
86
87
92
94
96
97
98
99
101
103
CYCLONE3-EP3C5E144
+1.2V
L1
BLM31PG391SN1L
VCCD_PLL
A
C67
0.1uF
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
C90
0.1uF
C85
0.1uF
C91
0.1uF
C92
0.1uF
C86
2.2nF
C93
4.7nF
1
2
3
4
NCS
DATA
VCC
GND
8
VCC
+3V
8
7
6
5
VCC
VCC
DCLK
ASDI
C56
0.1uF
R93
4.99k
0603
C57
0.1uF
R94
4.99k
0603
SCL
SDA
WP
A2
A1
A0
6
5
7
3
2
1
SCL
SDA
EEPROM
1
2
3
WP
PROG
B
JP4
J4
HD2X7-079-MOLEX
V+
5V
+2.5V
R101
10k
VCCIO
R102
10k
R103
10k
+3V
+3V
+3V
+3V
R104
1k
D1
BAT54WS
C79
10pF
JTAG
2
4
6
8
10
1
3
5
7
9
HD2X5-100
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS AND CAPACITORS ON THIS PAGE ARE 0402.
TCK
TDO
TMS
TDI
D2
BAT54WS
D3
BAT54WS
C80
10pF
CS
SCK/SCL
MOSI/SDA
MISO
EEVCC
EESDA
EESCL
EEGND
AUX
D4
BAT54WS
C81
10pF
CUSTOMER NOTICE
C82
10pF
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
3
2
1
2
6
4
7
5
DC590/DC2026
CNV
SCK_IN2
SDI
SCKO-/SDO
10
9
11
12
14
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
TECHNOLOGY
KIM T.
GUY H.
8-CHANNEL, SOFTSPAN, HIGH SPEED, SERIAL, SAR, ADC
B
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
SIZE
2. R61 : SEE ASSY TABLE ON PAGE 1.
4
+3V
TDI
TCK
TMS
TDO
NCE
J3
5
EPCS4SI8
+3V
R91
4.99k
0603
24LC024-I /ST
GND
C55
0.1uF
VCCIO
4
C54
0.1uF
U23
C
GND
GND
GND
C53
0.1uF
R95
10k
R92
4.99k
0603
D
13
8
3
C52
0.1uF
R100
10k
1
C51
0.1uF
R99
10k
1
C50
0.1uF
R98
10k
1
C49
0.1uF
R97
10k
2
C48
0.1uF
5
29
45
61
78
102
116
134
17
26
40
47
56
62
81
93
117
122
130
139
35
107
37
109
R96
10k
C47
0.1uF
0603
U24
1
B
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
1
3
5
7
9
HD2X5-100
U22J
2
PWR
19
27
36
41
48
57
63
82
95
108
118
123
131
140
145
EDGE-CON-100
J2
+1.2V
U22A
FPGA
PROGRAM
ARRAY
CYCLONE3-EP3C5E144
EEPROM
CYCLONE3-EP3C5E144
2
CYCLONE3-EP3C5E144
2
CYCLONE3-EP3C5E144
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
D11
D10
R55
0
SDI+
CYCLONE3-EP3C5E144
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
D13
D12
VCCIO
CYCLONE3-EP3C5E144
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
D15
D14
R51
OPT
SCKI+
JP3
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
D17
D16
DATE:
IC NO.
LTC23XXILX FAMILY
DEMO CIRCUIT 2412A
Monday, September 21, 2015
REV.
2
SHEET 3
1
OF 4
A
IN0
HD3X8-100
IN0
IN1
IN2
IN3
IN4
IN5
IN6
IN7
2
3
4
5
6
7
8
VIN2 VIN1
IN0
IN0
JP5
IN1
5
C100
0805
OPT
0603
6
7
-
VEE
IN4
R111
OPT
IN6
IN7
R114
OPT
IN1
BNC
IN1
JP6
3
C112
0805
OPT
0603
2
C102
OPT
8
6
C110
270pF
R123
100
1
+
7
-
IN5
R129
0
R127
OPT
IN5
JP10
C113
OPT
0603
3
C114
0805
OPT
2
C126
0805
OPT
0603
6
R137
OPT
C136
0805
OPT
0603
2
+
IN6
JP11
C124
OPT
0603
8
5
C127
0805
OPT
6
U26A
LT1355CS8
1
R155
0
C134
270pF
R151
0
IN7
IN3+
R153
OPT
C137
OPT
R136
100
LT1355CS8
-
C123
270pF
IN6+
C129
0.1uF
R138
OPT
R140
0
R143
OPT
IN7
JP12
0603
3
R144
OPT
C138
0805
OPT
2
C131
OPT
R148
0
B
IN7-
U28A
C135
270pF
R152
100
LT1355CS8
+
C125
OPT
1
IN7+
-
R156
0
R154
OPT
C139
OPT
C141
OPT
CUSTOMER NOTICE
A
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS AND CAPACITORS ON THIS PAGE ARE 0402.
TECHNOLOGY
KIM T.
GUY H.
8-CHANNEL, SOFTSPAN, HIGH SPEED, SERIAL, SAR, ADC
3
2
B
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
IN6-
7
R147
OPT
IN3R150
100
C119
OPT
R132
0
C133
OPT
C140
OPT
5
C115
OPT
C
C121
0.1uF
+
C130
OPT
-
4
IN3
JP8
3
IN6
R142
OPT
R146
0
8
R149
0
IN3
R128
OPT
U28B
VEE
R141
OPT
C132
OPT
R145
OPT
R135
0
IN2+
R139
0
B
IN5+
R130
0
VCC
C122
270pF
R134
100
C128
0.1uF
VEE
R126
100
1
IN2-
7
-
IN5C111
270pF
-
C118
OPT
R131
0
LT1355CS8
+
R118
OPT
C107
OPT
LT1355CS8
4
IN2
JP7
5
C103
OPT
C117
OPT
U26B
4
IN2
8
R133
0
C120
0.1uF
R117
OPT
U27A
C116
OPT
VCC
R112
OPT
R116
0
+
D
IN4+
C105
0.1uF
R122
0
R121
OPT
R125
0
IN1+
-
IN4C99
270pF
R110
100
C109
OPT
IN1-
LT1355CS8
C
5
C101
0805
OPT
C106
OPT
U25A
+
IN4
JP9
0603
C95
OPT
R106
0
LT1355CS8
R115
OPT
R120
0
R119
OPT
R124
0
IN4
C97
0.1uF
U27B
VEE
R113
0
C108
OPT
IN5
R109
0
IN0+
C104
0.1uF
IN3
C98
270pF
R108
100
LT1355CS8
+
IN2
IN0-
U25B
8
J6
17
9
18
10
19
11
20
12
21
13
22
14
23
15
24
16
VCC
C94
OPT
R105
0
4
VIN2
+/- 10.24V MAX
1
R107
0
8
J7
4
BNC
C96
0.1uF
1
4
VCC
2
8
J5
8
VIN1
+/- 10.24V MAX
3
4
D
4
4
5
DATE:
IC NO.
LTC23XXILX FAMILY
DEMO CIRCUIT 2412A
Monday, September 21, 2015
REV.
2
SHEET 4
1
OF 4
A
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