Linear Technology DC1339 Quick Start Manual page 7

QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 1339
5V
C18
E11
R9
CONV
0.1uF
1K
5
U7
J3
C20 NC7SZ04P5X_NL
2 4
CONV
0.1uF
R11
3
R12
49.9
1K
1%
5V
7V 5V
R18
2.00K 5
1%
2
R19
3
4.99K
1%
5V
C21 C22
0.1uF 0.1uF
U9
U10
NC7SZ66P5X
NL17SZ74USG
R14
A
B
2 5 1 2
D Q
33
OE 4
1 3
CP Q
SHDN#
SHDN#
5V
C28 C29
0.1uF 0.1uF
5
U14 U15
NC7SZ04P5X_NL NC7SZ04P5X_NL
4 2 4 SHDN
SHDN
3
SDO_AT_590
SDI_AT_ADC
SCK_AT_ADC
CONV_AT_ADC
LOW NOISE, 500KSPS, 12-BIT ADC
2.5V
C19
U8
0.1uF
5
NC7SVU04P5X
R10
2 4
33
3
SDO_AT_BUF
5V
C23
0.1uF
4
R15
+
5
33 -
5V
C25 6 2
SHDN
0.1uF
U12
4
LT1719CS6
3
+
5
1.25V
1
-
C26
6 2
0.1uF
SHDN
SDO_AT_590
SDI_AT_ADC
SCK_AT_ADC
CONV_AT_ADC
2.5V
R23
2.49K
1.25V
1%
C32 R24
2.2uF 2.49K
16V
1%
2.5V
JP5
1 17
9
2 18
OS
10
3 19
11
4 20
12
5 21
UNI
13
6 22
14
7 23
15
8 24
16
R13
33
E12
CNVCLK
CLK_IN
U11
LT1719CS6
3
E13
1.25V
MISO
MISO
1
E14
C24
MOSI
MOSI
0.1uF
E15
LATCH
LATCH
E16
CNVST
CNVST
5V E17
C27
SCK
0.1uF
U13
4 LT1719CS6
3
R17
+
5
1.25V
1
33 -
C30
6 2
0.1uF
SHDN
SCL
7V 5V
SDA
WP
14
NC
A2
3
GND
8
GND A1
13
GND
A0
J4
Molex
87831-1420
U16
24LC025-I /ST
J2
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
2.5V
82 81
84 83
86 85
88 87
R16
90 89
4.7K
92 91
94 93
96 95
98 97
100 99
EDGE-CON-100
VCC_IN
R20 R21
4.99K 4.99K
1% 1%
6
5
7
3
R22
2
4.99K
1%
1
C31
0.1uF
7