Datasheet
LTC2283
20
2283fb
APPLICATIONS INFORMATION
Evaluation Circuit Schematic of the LTC2283
C21
0.1μF
C27
0.1μF
V
DD
V
DD
V
DD
V
DD
V
DD
OV
DD
V
CMB
C20
2.2μF
C18 1μF
C23 1μF
C34
0.1μF
C31
*
C17
0.1μF
C14
0.1μF
C25
0.1μF
C28
2.2μF
C35
0.1μF
C24
0.1μF
C36
4.7μF
E3
V
DD
3V
E5
PWR
GND
V
DD
OV
DD
2283 AI01
C1
0.1μF
R32
OPT
R39
1k
R1
1k
R2
1k
R3
1k
R10
1k
R14
49.9Ω
R20
24.9Ω
R18
*
R24
*
R17
OPT
R22
24.9Ω
R23
51Ω
T2
*
C29
0.1μF
C33
0.1μF
J3
CLOCK
INPUT
U3
NC7SVU04
24
3
5
U4
NC7SV86P5X
C15
0.1μF
C12
4.7μF
6.3V
L1
BEAD
V
DD
C19
0.1μF
C11
0.1μF
C4
0.1μF
C2
2.2μF
C10
2.2μF
C9 1μF
C13 1μF
R15
1k
J4
ANALOG
INPUT B
QDV
DD
1
2
3
4
••
5
V
CMB
C8
0.1μF
C6
*
C44
0.1μF
R6
24.9Ω
R5
*
R9
*
R4
OPT
R7
24.9Ω
R8
51Ω
T1
*
C3
0.1μF
C7
0.1μF
J2
ANALOG
INPUT A
1
2
3
5
••
4
V
CMA
V
CMA
12
V
DD
V
DD
34
2/3V
DD
56
1/3V
DD
78
GND
JP1 MODE
R34
4.7k
C39
1μF
V
DD
OV
DD
IN
BYP
OUT
15
U12
LT1761ES5-BYP
3
4
ADJ
C38
0.01μF
C46
0.1μF
E4
GND
C45
100μF
6.3V
OPT
C40
0.1μF
C48
0.1μF
C47
0.1μF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
E2
EXT
REF B
12
V
DD
34
V
CM
V
DD
V
CMB
56
EXT REF
JP3 SENSEB
E1
EXT
REF A
12
V
DD
34
V
CM
V
DD
56
EXT REF
JP2 SENSEA
C5
0.1μF
OV
DD
3
4
5
6
7
8
9
10
22
21
U2
FXLH42245MPX
20
19
18
17
16
15
14
2
U5
24LC025
A0
A1
A2
A3
V
CC
WP
SCL
SDA
1
2
3
4
8
7
6
5
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
41
43
45
47
49
51
53
55
57
59
61
63
65
67
69
71
73
75
77
80
82
84
86
88
90
92
94
96
98
100
79
81
83
85
87
89
91
93
95
97
99
QDV
DD
V
SS
SCL
SDA
R33
4.7k
ENABLE
V
CCIN
J1
EDGE-CON-100
R35
100k
1
4
5
3
2
+
C41
0.1μF
QDV
DD
C52
0.1μF
C55
0.1μF
C54
0.1μF
C53
0.1μF
R38
4.99k
R37
4.99k
R36
4.99k
SCL
V
CCIN
V
SS
SDA
ASSEMBLY TYPE
DC1098A-A
DC1098A-B
DC1098A-C
DC1098A-D
DC1098A-E
DC1098A-F
U1
LTC2281IUP
LTC2283IUP
LTC2285IUP
LTC2281IUP
LTC2283IUP
LTC2285IUP
R5, R9, R18, R24
24.9Ω
24.9Ω
24.9Ω
12.4Ω
12.4Ω
12.4Ω
C6, C31
12pF
12pF
12pF
8pF
8pF
8pF
T1, T2
MABAES0060
MABAES0060
MABAES0060
MABA-007159-000000
MABA-007159-000000
MABA-007159-000000
INPUT FREQUENCY
1MHz < A
IN
< 70MHz
1MHz < A
IN
< 70MHz
1MHz < A
IN
< 70MHz
70MHz < A
IN
< 140MHz
70MHz < A
IN
< 140MHz
70MHz < A
IN
< 140MHz
*VERSION TABLE
Msps
125
125
125
125
125
125
BITS
10
12
14
10
12
14
A
INA
+
A
INA
–
REFHA
REFHA
REFLA
REFLA
V
DD
CLKA
CLKB
V
DD
REFLB
REFLB
REFHB
REFHB
A
INB
–
A
INB
+
DA7
DA6
DA5
DA4
DA3
DA2
DA1
DA0
CLKOUT
DB13
DB12
DB11
DB10
DB9
DB8
DB7
GND
V
DD
SENSEA
VCMA
MODE
SHDNA
OEA
OF
DA13
DA12
DA11
DA10
DA9
DA8
OGND
OV
DD
GND
V
DD
SENSEB
VCMB
MUX
SHDNB
OEB
DB0
DB1
DB2
DB3
DB4
DB5
DB6
OGND
OV
DD
U1
LTC2283
A3
A2
A4
A5
A6
A7
OE
A1
A0
B3
B1
B0
124 23
V
CCA
V
CCB
V
CCB
OV
DD
OV
DD
QDV
DD
B2
B7
T/R
GND GND GNDGND
B5
B4
B6
EXPOSED
PAD
11 12 13 25
3
4
5
6
7
8
9
10
22
21
U11
FXLH42245MPX
20
19
18
17
16
15
14
2
A3
A2
A4
A5
A6
A7
OE
A1
A0
B3
B1
B0
124 23
V
CCA
V
CCB
V
CCB
OV
DD
QDV
DD
B2
B7
T/R
GND GND GNDGND
B5
B4
B6
EXPOSED
PAD
11 12 13 25
3
4
5
6
7
8
9
10
22
21
U10
FXLH42245MPX
20
19
18
17
16
15
14
2
A3
A2
A4
A5
A6
A7
OE
A1
A0
B3
B1
B0
124 23
V
CCA
V
CCB
V
CCB
OV
DD
QDV
DD
B2
B7
T/R
GND GND GNDGND
B5
B4
B6
EXPOSED
PAD
11 12 13 25
3
4
5
6
7
8
9
10
22
21
U9
FXLH42245MPX
20
19
18
17
16
15
14
2
A3
A2
A4
A5
A6
A7
OE
A1
A0
B3
B1
B0
124 23
V
CCA
V
CCB
V
CCB
OV
DD
QDV
DD
B2
B7
T/R
GND GND GNDGND
B5
B4
B6
EXPOSED
PAD
11 12 13 25
R42
1k
GND
C37
10μF
6.3V
R25
105k
R25
105k
C51
1μF
V
DD
QDV
DD
IN
BYP
OUT
15
U13
LT1761ES5-BYP
3
4
ADJ
C49
0.01μF
GND
C50
10μF
6.3V
R40
105k
R41
100k
2
2