5
4
3
2
1
REVISION HISTORY
DESCRIPTION
R7
33
ECO REV
APPROVED
ERJON Q.
DATE
-
2
PRODUCTION FAB
10-14-11
+3.3V
+3.3V
+3.3V
+3.3V
EXT REF
E1
U3
C2
0.1uF
C3
0.1uF
LTC6655CHMS8-5
R2
1k
C1
0.1uF
9V-10V
1
2
3
4
8
7
6
5
R6
OPT
C6
0.1uF
J1
SHDN GND
VIN VOUT_F
GNDVOUT_S
CLK
C7
R4
33
+3.3V
2
4
2
4
100MHz Max
3.3Vpp
0.1uF
CLK
4
6
D
C
B
A
D
C
B
A
GND
CLR
C4
0.1uF
8
7
BNC
R1
49.9
1206
R8
33
U1
VCC
PR
U2
R3
1k
NC7SZ04P5X
NC7SVU04P5X
GND
GND
4
2
CNVST_33
C5
10uf
U4
NL17SZ74
FROM CPLD
U5
NC7SVU04P5X
DB17
DB17
DB16
DB16
R9
33
J4
39
39
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
40
C9
40
38
36
34
32
30
28
26
24
22
20
18
16
14
12
10
8
C8
0.1uF
47uF
6.3V
0805
38
36
34
32
30
28
26
24
22
20
18
16
14
12
10
8
DB0
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
DB1
+3.3V
DB2
DB3
R13
1K
C11
10uF
6.3V
C10
0.1uF
+5V
EN
DB4
DB5
DB6
DB7
DB8
DB9
+2.5V
R14
1K
PWR ON
SHDN
REF / SEL
REF
GND
C17
10uF
6.3V
+3.3V
C18
0.1uF
JP2
C14
OPT
R15
1K
C19
R10
JP3
J2
0
CNV
DB10
DB11
AIN-
+3.3V
0.1uF
0805
DC590_DETECT
TO CPLD
C20
0.1uF
BNC
U8
U7
*
R17
1k
C25
OPT
R18
35.7
R16
OPT
R12
0
R11
C13
OPT
LTC23XXCMS
NC7SZ66P5X
DB12
DB13
DB14
OPT
R19
0
0402
U6
NC7SZ04P5X
4
9
2
1
4
U9
C27
3900pF
NPO
CNV
SCK
B
A
R21
1k
4
13
14
11
12
LTC6362CMS8
SCK
SDO
IN+
C23
OPT
6.3V
2
7
C26
3900pF
NP0
1206
DB15
OE
7
VOCM
JP1
1206
SDO
BUSY
5
5
6
IN-
5
6
R22
2k
C21
0.1uF
REF
EXT
BUSY
RD
R29
0
0402
3
4
CLKOUT
BUSY
RD
3
4
C29
ROL/SDI
1
2
3900pF
NPO
1206
1
2
E9
R28
35.7
EXT VOCM
3201S-40G1
R30
1k
C22
1uF
R20
1k
C30
OPT
R27
1k
C15
0.1uF
C24
*
+5V
U8
ASSY
-A
MSPS BITS
0.01uF
0402
E2
LTC2380CMS-16
LTC2378CMS-16
LTC2377CMS-16
2.0
1.0
0.5
16
16
16
16
18
18
18
18
EXT VCM
C28
0.1uF
C16
-B
R31
4.99k
R32
4.99k
R33
4.99k
U10
24LC024-I/ST
-C
0.1uF
C12
9V-10V
J5
C32
OPT
6.3V
6
5
7
LTC2376CMS-16 0.25
-D
DC590
SCL
SDA
WP
1
3
5
7
9
2
SCK
CNV
-E
4
LTC2379CMS-18
LTC2378CMS-18
LTC2377CMS-18
1.6
1.0
SCK
CNV
JP4
6
4.7uF
0805
SDO
8
3
2
1
WP
A2
A1
A0
-F
10
12
14
R25
OPT
11
13
PROG
SDO
R23
R26
1K
R5
0
-G
0.5
J3
0
HD2X7-079-MOLEX
AIN+
-H
LTC2376CMS-18 0.25
BNC
R24
OPT
C33
OPT
C31
OPT
NOTE: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN MICROFARADS, 0603.
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
CUSTOMER NOTICE
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
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
www.linear.com
TECHNOLOGY
PCB DES.
APP ENG.
NC
LTC Confidential-For Customer Use Only
2. INSTALL SHUNTS AS SHOWN.
TITLE: SCHEMATIC
ERJON Q.
LTC6362 DRIVING 18 - BIT SAR ADC
SIZE
N/A
IC NO.
REV.
LTC6362CMS8
DEMO CIRCUIT1805A - A / H
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
2
2
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
DATE: 10-14-11
SHEET
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