710-DC2289A_REV01_PCA_SCHEMATIC.PDF

5
4
3
2
1
R1 33
33
U2
NC7SVU04P5X
+9V/+10V
1
2
3
C11
0.1uF
JP7
COUPLING
DC
C18
R54
OPT
10uF
C44
15pF
C0G
4
R48 10
0.1uF
25V
C41
3300pF
1206
EXT
E5
C59
10uF
6.3V
AIN0 - VREF
C49
OPT
2
1
6
-
C64
6800pF
1206
R9 0
4
IN+
U1
*
2
R15 33
CNVST_33
U4
NC7SVU04P5X
R4 0
IN-
U6
NC7SZ66P5X
0.8VREF
SCK
SDO
BUSY
RDL/SDI
9
5
C15
0.1uF
+3.3V
B
2
13
A
SCK
R41 33
14
C
VCC
7
8
15
+3.3V
C13
0.1uF
FS
JP6
VREF
CNV
CNV
LTC2380-MS-24
5
OE
SDO
11
J3-2
1
4
4
GND
BUSY
2
U9
3
12
TP5
NC7SZ04P5X
R13 1k
C16
0.1uF
R17 2k
RDL
R7
1k
R30 *
7
QuikEval_DETECT
R51* 10
B
NOTE: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS AND CAPACITORS ARE 0603 PACKAGE.
2. SCHEMATIC DEPICTS USAGE FOR DC2289A-A. SEE ASSEMBLY OPTIONS
TABLE BELOW FOR U1 AND COMPONENTS USED ON ADDITIONAL SKU NUMBERS.
R36
OPT
C39 OPT
DC
C48
10uF
6.3V
5
4
R50 0
JP8
COUPLING
+
OPT
R52
0
B
C55
6800pF
NP0
1206
U10B
LT6203-MS8
5
C56
0.1uF
2
REF
REF/DGCL
C65 OPT
2
C68
AC
C10
0.1uF
CHAIN
C8
1uF
C63
1uF
25V
R55
0
C9
10uF
6.3V
R46 0
EXT_CM
J2
BNC
C20
47uF
10V
1210
X7R
C12
0.1uF
1
R18
249 VREF/2
3
+2.5V
V-
JP4
CM
V-
V-
-
C62
OPT
1
C61
Q
3
7
C7
0.1uF
OVDD
-
PR
8
R8
33
1
3
R57
499
V+
D
VCC
R37
0
R58 1
2
C57
4.7uF
6.3V
C60
10uF
6.3V
U5
LT6202-S5
+3.3V
1
3 +
4
+
2
5
R49
499
U10A
LT6203-MS8
8
3
V+
C6
10uF
6.3V
V+
VREF
C45
0.1uF
25V
C4
0.1uF
VREF
R44
0
2
C43
OPT
CP
Q
VREF
+3.3V
2
CLR
C46
2.2uF
5
GND
1
GND
6
E3
R35
OPT
C
GND
6
VDD
0 - VREF
GND VOUTS
4
+3.3V
7
GND
GND
GND
GND
AC
R53 0
AIN+
GND
VOUTF
3
6
16
10
J4
BNC
VIN
1
2
3
4
SHDN
8
D
C3
0.1uF
+3.3V
U3
NL17SZ74
5
U15
LTC6655-MS8-5
CLK
5
NC7SZ04P5X
R3
4
3
5
2
3
R6
1k
4
3
R5
49.9
C2
0.1uF
1
2
CLK IN
100MHz MAX
3.3VPP
C1
0.1uF
U8
3
R2
1k
C5
0.1uF
5
J1
BNC
D
+3.3V
3
+3.3V
+3.3V
* ASSEMBLY OPTIONS TABLE
R56 *
OPT
C66
OPT
SKU#
U1
MSPS
R30
R51
R56
C41
C55
DC2289A-A
LTC2380-24
2
OPT
10 OHMS
OPT
3300pF
6800pF
6800pF
DC2289A-B
LTC2368-24
1
0 OHMS
0 OHMS
OPT
3300pF
OPT
OPT
C64
BYPASS CAPS FOR U10
V-
V+
C58 1uF
A
GND
C42 0.1uF
GND
GND
C19
0.1uF
C17
1uF
C40
1uF
TP7
TP6
TP4
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
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
C47
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
M.HAWKINS
APP ENG. GUY HOOVER
IC NO.
LTC2380-24
LTC2368-24
SKU NO.
0.1uF
3
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: DEMO CIRCUIT SCHEMATIC,
APPROVALS
PCB DES.
DC2289A-A
DC2289A-B
LOW POWER, HIGH SPEED 24-BIT SAR ADC
WITH DIGITAL FILTER
SIZE: 11X17
SCALE = NONE
DATE:
SCHEMATIC NO. AND REVISION:
PCA ASS'Y DWG:
710-DC2289A_REV 01
705-DC2289A_REV01
Friday, October 23, 2015
SHEET 1 OF 2
1
A
5
4
3
2
1
P1
IO21
33
15
R40
33
C14/C6
IO34
C15/C7
IO35
CNVST_33
IO36
SDO
R14 33
34
IO56
SCK
IO57
35
RDL
IO58
36
BUSY
IO61
16
IO66
17
IO38
38
SCK
IO67
18
IO68
19
IO40
20
IO41
21
IO42
IO47
IO48
+3.3V
C
IO49
IO50
R60
10k
0402
40
IO69
41
IO70
42
IO71
47
IO72
48
IO73
49
IO74
50
IO75
55
AUX1_I2C
IO82
56
AUX2_I2C
IO83
AUX3_I2C
IO84
57
58
24/40_I2C
61
66
R45 33
67
R47 33
68
R39 33
69
R38 33
70
R31 33
71
R89 33
72
R88 33
73
R87
33
74
R86
33
75
R85 33
IO85
IO86
0/DB0
IO87
0/DB2
IO89
R79 33
84
R78 33
85
R77 33
86
R76 33
87
R75 33
89
R74 33
91
R73 33
92
R72 33
95
R71 33
96
R70 33
97
R69 33
98
R68 33
99
R67 33
100
R64 33
0/DB3
0/DB4
IO91
0/DB5
IO92
0/DB6
IO95
0/DB7
IO96
0/DB8
IO97
0/DB9
IO98
IO100
C9/C1
0/DB13
0/DB14
0/DB23
TP8
0/DB15
0/DB20
CLKOUT 0/DB19
0/DB16
0/DB18
0/DB17
0/DB17
0/DB16
CLKOUT
CLK2
0/DB18
0/DB19
0/DB15
0/DB20
0/DB13
0/DB21
0/DB22
0/DB14
0/DB12
0/DB11
0/DB23
0/DB10
0/DB9
C8/C0
C9/C1
0/DB8
0/DB7
C10/C2
0/DB6
0/DB5
U11E
EPM570GT100C4N
0/DB4
R21
10k
1k
0402
R22
1k
0402
62
R59
1k
0402
64
9
(NC)
43
8
7
(NC)
44
6
5
22
4
3
23
2
1
24
4
D
5
+3.3V
SHDN
E1
+3.3V
2
SENSE/ADJ
C25
1uF
25V
C27
0.01uF
25V
4
BYP
JP3
R25 VCCI0
1.69k
+2.5V
C26
10uF
6.3V
2
+3.3V
R26
1.54k
R27
2.8k
+3.3V
U14
LT1763-S8-2.5
+9V/+10V
R34
4.99k
8
5
+2.5V
OUT
IN
SENSE/ADJ
C28
1uF
25V
SHDN
BYP
C
E2
1
+2.5V
2
C30
0.01uF
25V
R19
1k
C29
10uF
6.3V
4
U16
LT1763-S8
+9V/+10V
8
DEV_CLRN
TDI
TDO
U11F
EPM570GT100C4N
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
10
11
32
37
46
60
65
79
90
93
5
J3-2
+9V/+10V
TCK
SCK
1
2
3
4
5
6
7
8
9
10
TP2
TP3
SCK
CNV
CNV
11
12
13
14
C14
0.1uF
SCL
SDA
WP
A2
A1
A0
R10
4.99k
R11
4.99k
J3
QuickEval
IN
SENSE/ADJ
SHDN
R12
4.99k
BYP
3
2
1
E4
1
V+
2
4
R42
5.62k JP2
V+
C50
0.01uF
25V
8V
R23
6.49k
C52
10uF
25V
0805
2
R43
1k
B
5V
6
5
7
WP
2
PROG
JP1
EEPROM
E8
-9V/-10V
U17
LT1964-S5-SD
2
-9V / -10V
C54
1uF
25V
U7
24LC024-I /ST
TM
V+
OUT
C51
1uF
25V
TMS
VCCINT
VCCINT
VCCINT
VCCINT
VCCIO1
VCCIO1
VCCIO1
VCCIO2
VCCIO2
VCCIO2
BYP
1
OUT
IN
DEV_OE
TP1
39
88
13
63
9
31
45
59
80
94
8
GCLK3
R24
1k
+3.3V
SHDN
U13
LT1763-S8
+9V/+10V
R33
2k
GCLK2
SDO
+1.8V
5
C24
10uF
6.3V
C23
0.01uF
25V
3
6
7
GCLK1
25
B
0/DB0
C22
1uF
25V
C21
22uF
25V
GCLK0
14
10
0/DB2
0/DB1
3
+3.3V
12
CLK
R20
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
0/DB22
0/DB21
CLKOUT
CLK2
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
C8/C0
0/DB3
+3.3V
J5
JTAG
83
0/DB1
IO99
R16
300
0402
82
R80 33
0/DB12
E7
GND
+1.8V
2
1
R65
IO33
IO55
33
R81 33
C10/C2
GND
GND
GND
8
C13/C5
30
81
C11/C3
SENSE/ADJ
3
6
7
33
IO30
IO81
0/DB11
IN
3
IO20
7
R61
C12/C4
IO78
AUX0_I2C
R82 33
8
+9V/+10V
3
1
IN
OUT
SHDN
GND
ADJ
5
R28
2k
4
JP5
V-3.6V
V-
1
IO19
33
SCK_I2C
54
78
C12/C4
E9
2
GND
R29
1k
3
IO18
R66
IO54
77
0/DB10
1
IO17
6
IO53
29
IO77
R83 33
E10
1
3
IO16
33
IO29
SDI_I2C
53
76
GND
GND
GND
IO15
5
R62
IO28
C11/C3
52
IO76
GND
GND
GND
IO8
33
IO52
28
WRIN_I2C
+1.8V
OUT
3
6
7
IO7
R63
27
51
C13/C5
U12
LT1763-S8-1.8
+9V/+10V
E6
GND
GND
GND
IO6
4
IO51
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
3
6
7
IO5
IO27
3
QuikEval_DETECT
R84 33
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
C14/C6
8
IO4
2
26
C15/C7
VCC
IO3
D
IO26
U11D
EPM570GT100C4N
VSS
IO2
1
U11C
EPM570GT100C4N
4
IO1
U11B
EPM570GT100C4N
1
U11A
EPM570GT100C4N
VC53
10uF
25V
0805
+3.3V
C32
0.1uF
0402
C33
0.1uF
0402
C34
0.1uF
0402
C35
0.1uF
0402
C36
0.1uF
0402
C37
0.1uF
0402
C38
0.1uF
0402
U18
PCF8574-SSOP20
C67
0.1uF
STANDOFF, NYLON 0.25"
MP2
STANDOFF, NYLON 0.25"
MP3
STANDOFF, NYLON 0.25"
MP4
PCB1
STANDOFF, NYLON 0.25"
PCB, DC2289A REV01
2
4
3
8
6
7
9
INT
SCL
SDA
NC
NC
A0
A1
A2
15
MP1
1
GND
PCB FAB & HARDWARE
A
VDD
5
C31
0.1uF
0402
P0
P1
P2
P3
P4
P5
P6
P7
NC
NC
10
11
12
14
16
17
19
20
18
13
R90 33
R91 33
R92 33
R93 33
R94 33
R95 33
R96 33
R32 33
24/40_I2C
AUX3_I2C
AUX2_I2C
AUX1_I2C
AUX0_I2C
SCK_I2C
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
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
SDI_I2C
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
3
M.HAWKINS
APP ENG. GUY HOOVER
IC NO.
LTC2380-24
LTC2368-24
SKU NO.
WRIN_I2C
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: DEMO CIRCUIT SCHEMATIC,
APPROVALS
PCB DES.
DC2289A-A
DC2289A-B
LOW POWER, HIGH SPEED 24-BIT SAR ADC
WITH DIGITAL FILTER
SIZE: 11X17
SCALE = NONE
DATE:
SCHEMATIC NO. AND REVISION:
PCA ASS'Y DWG:
710-DC2289A_REV 01
705-DC2289A_REV01
Friday, October 23, 2015
SHEET 2 OF 2
1
A
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