DC854D - Schematic

OVP
U4
5
3
JP1
OVP
GND
2
NC7SV86P5X
1
4
2
3
1
C1
0.1uF
OVP
20
U2
VCC
4
17
B1
A1
3
A0
2
B0
OVdd
CLKOUTA
41
Ain+
12
ENC+
DB14
37
13
ENC-
DB13
36
14
GND
DB12
35
15
Vdd
DB11
34
16
Vdd
DB10
33
19
2
2
3
3
4
4
6
6
5
RN1A
33
5
7
33
7
8
8
RN1B
9
9
10
10
RN1C
33
10
11
RN1D
33
11
12
12
GND
13
33
13
14
14
RN2A
15
33
15
16
16
RN2B
17
33
17
18
18
RN2C
19
RN2D
33
19
20
20
20
21
RN3A
33
21
22
22
VCC
23
23
24
24
33
A7
9
RN3B
25
26
A6
33
26
B6
RN3C
25
8
27
28
7
33
28
A5
RN3D
27
B5
29
30
A4
6
33
30
B4
RN4A
29
31
32
A3
33
32
B3
RN4B
31
5
33
34
4
33
34
A2
RN4C
33
B2
35
36
A1
3
33
36
B1
RN4D
35
37
37
38
38
A0
2
39
39
40
40
T/R
1
GND
10
B7
B0
OE
3201S-40G1
74VCX245BQX
1
4
R17
10K
U6
24LC025
2
U5
NC7SV86P5X
1
2
3
4
C14
0.1uF
32
31
30
29
28
OVdd
DB15
OGND
GND
38
DB9
39
DB8
40
OFB
DB7
CLKOUTB
DB6
GND
DB5
Ain-
11
27
9
10
*
1
5
U1
1
1
3
DA7
DA8
OGND
16
33
T/R
OE
49
50
51
52
54
55
56
57
53
DA9
DA10
DA11
DA12
DA13
OFA
DA14
15
DA0
GND
Vdd
C16
0.1uF
14
18
17
C15
0.1uF
46
17
DB4
5.1
C12
0.01uF
DA4
42
26
R29
13
43
25
R33
100
47
DA1
DB3
R28
49.9
DA5
Vdd
DB2
C11
8.2pF
2
5
1
MABA-007159-000000
DA6
12
44
DB1
5.1
11
48
DA2
24
R27
49.9
3
J1
R5
OGND
1K
R4 TBD
R3
1K
A2
DA3
23
0.01uF
J3
B2
Vdd
DB0
C30
4
16
GND
6
R26
0.01uF
5
5
8
C10
A3
45
22
C8
2.2uF
DA15
Vcm
21
C3
0.01uF
T2
6
B3
4
7
ENCODE
INPUT
A4
R7
1
GND
3
100
C9
0.01uF
B4
15
3
R8
Sense
2
LVDS
*
1
DITH
*
10
10
RAND
C6
0.01uF
C7
7
14
R14
MODE
C28
58
R13
59
*
*
A5
U3
60
R12
33.2
B5
OVP
61
*
62
1
63
2
SHDN
5
GND
R31
1
8
13
74VCX245BQX
20
5
R32
C5
19
2
J2
3
18
* T3
4
64
3
9
A6
19
PGA
4
A7
B6
18
10
R11
33.2
3
L1
2
B7
12
2.2uF
*
VDD
GND
2
11
C2
ANALOG
INPUT
JP4
RAND
VDD
GND
R10
10
T1
MABA-007159-000000
JP3
PGA
R2
10K
1
1
C4
0.01uF
R30
R9
R1
10K
OPEN
VDD
2
*
JP2
SENSE
R6 TBD
3
VDD
A0 VCC
A1 WP
A2 SCL
A3 SDA
R18
10K
R19
10K
C13
0.1uF
8
7
6
5
C17
0.1uF
C18
0.1uF
C19
0.1uF
VDD
R20
10K
R21
10K
3
JP5
SHDN
GND
VDD
3
OVP
2
JP6
DITH
GND
VDD
2
VDD
R25
VDD
VERSION TABLE
Assembly Type
U1
T3
C5
C7,C28
R30
R31,R32
L1
INPUT FREQUENCY
Bits
Msps
1
*
1
E1
+ C27
100uF
6.3V
opt.
GND
DC854D-A
LTC2208CUP
MABAES0060
4.7pF
8.2pF
86.6
86.6
56nH
1MHz < Ain < 70MHz
16
130
E3
LTC2208CUP
WBC1-1L
1.8pF
3.9pF
182
43.2
18nH
70MHz < Ain < 140MHz
16
130
E4
DC854D-C
LTC2208CUP-14
MABAES0060
4.7pF
86.6
86.6
56nH
1MHz < Ain < 70MHz
DC854D-D
LTC2208CUP-14
WBC1-1L
1.8pF
3.9pF
182
43.2
18nH
70MHz < Ain < 140MHz
14
130
DC854D-E
LTC2217CUP
MABAES0060
4.7pF
8.2pF
86.6
86.6
56nH
1MHz < Ain < 70MHz
16
105
DC854D-F
LTC2217CUP
WBC1-1L
1.8pF
3.9pF
182
43.2
18nH
70MHz < Ain < 140MHz
16
105
DC854D-G
LTC2216CUP
MABAES0060
4.7pF
8.2pF
86.6
86.6
56nH
1MHz < Ain < 70MHz
16
80
DC854D-H
LTC2216CUP
WBC1-1L
1.8pF
3.9pF
182
43.2
18nH
70MHz < Ain < 140MHz
16
80
DC854D-I
LTC2215CUP
MABAES0060
4.7pF
8.2pF
86.6
86.6
56nH
1MHz < Ain < 70MHz
16
65
DC854D-J
LTC2215CUP
WBC1-1L
1.8pF
3.9pF
182
43.2
18nH
70MHz < Ain < 140MHz
16
65
14
1
C23
4.7uF
DC854D-B
8.2pF
VDD
+3.3V
R22
105K
U7
8
IN
7
6
5
C22
OUT
1
GND
ADJ
2
GND
GND
3
SHDN
BYP
4
1.0uF
C25
0.1uF
R23
100K
C21
0.01uF
LT1763
OVP
C20
10uF
6.3V
C26
0.1uF
130
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
CONTRACT NO.
APPROVALS
DRAWN
June Wu
DATE
10/25/04
TECHNOLOGY
TITLE
LTC2208 FAMILY
CHECKED
16-BIT HIGH SPEED ADC
APPROVED
ENGINEER D. Redmayne
DESIGNER
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
10/25/04
SIZE
CAGE CODE
Monday, November 19, 2007 SCALE:
FILENAME:
DWG NO
REV
DC854D
SHEET
D
1
OF
1
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