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FILE:
Drawn By:
Engineer:
ti
12500 TI Boulevard. Dallas, Texas 75243
Title:
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DATE:
REV:
17-Jul-2006
DOCUMENTCONTROL #
1
2
3
4
5
J3
AIN
R34
49.9
R38
4.02
R37
4.02
INP
INM
INP
INM
ADS5545
B
27
J. VENABLE
Y. DEWONCK
(Sh 1)
(Sh 1)
R35
49.9
R36
49.9
C55
.1uF
3
1
4
6
2
T2
TC4-1W
Note 1. Part not installed
C52
.1uF
(Note 1)
3
1
4
6
2
T1
TC4-1W
1
2
3
4
5
J1
+VCC
-VCC
SMA_END
C44 .1uF
R21
69.8
N/C
1
Vin-
2
Vout+
3
CM
4
Vs+
5
Vs+
6
Vs+
7
Vs+
8
CM
9
Vout-
10
Vin+
11
PD
12
Vs-
13
Vs-
14
Vs-
15
Vs-
16
U3
THS4509
TP3
C46
.22uF
R19
49.9
C49
.1uF
VCM
C45
0 ohm
C47
0 ohm
R20
69.8
R22
100
R24
348
R23
100
R25
348
C16
.1uF
3 1
2
SJP4
3 1
2
SJP5
C17
.1uF
C29
.1uF
C30
10uF
C11
.1uF
C12
.1uF
C13
10uF
AMPLIFIER PATH:
AC Couple (default)
C45 C47 = 0.1uF
R26 R27 = 200 Ohms
R5 = 0 Ohms
DC Couple
C45 C47 = 0 Ohms
R26 R27 = Unpopulated
R5 = Unpopulated
VCC= 4 V, VEE = -1V
VCC= 5 V, VEE = GND
VCM
(Sh 1)
C40
10uF
C41
10uF
C62
.1uF
C51
.1uF
R15
200
R16
200
CM
CM
C15
.1uF
C113
.1uF
R17
24.9
(Note 1)
R42
49.9
R43
49.9
L3
0 ohm
L4
0 ohm
R44
4.7
R47
4.7
C2
20pF
C118
20pF
C119
20pF
AMP_P
AMP_M
AMP_M
AMP_P
R83
499
R84
499
R85
200
R86
200
CM
(2-3)
(2-3)
R12
36
R13
36
C20
2pF
N
ote : R12, C20, and R13 are to be un-populated
on ADS5525/45/46 EVMs.
R12, C20, and R13 may be populated for
future ADC boards; contact factory for details.