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1
REF2
3
J1B
Ain0
1
2
Ain1
3
4
Ain2
5
6
Ain3
REF3125
7
8
D
Ain4
9
10
Ain5
REF1
11 12
Ain6
13 14
VCOM1
Ain7
15 16
17
18
REFIN
3
19
20
Analog Input
J3
2
REF3112
1
J1T
Ain0
1
2
Ain1
3
4
Ain2
5
6
Ain3
7
8
Ain4
9
10
Ain5
11 12
Ain6
13 14
VCOM1
Ain7
15 16
C
17
18
REFIN
19
20
C9
C10
C11
C12
C13
Analog Input
150pF
150pF
150pF
150pF
J5
1
2
3
4
5
6
7
8
9
10
11 12
13 14
15 16
17
18
B
19
20
Analog Output
A
1
2
3
1
IN
GND
C20
0.47µF
2
OUT
+3.3VA
C19
DNP
W7
1
C3
IN
DNP
GND
C2
2
0.47µF
OUT
C8
AVDD
TP1
DNP
U1
EXT_REF_IN
16
W1
AVDD
REFIN
21
EXT_REF_IN
R14
5K
4
ISET_RES
5
THERM_I_OUT
11
CH0
12
CH1
13
CH2
14
CH3
17
CH4
18
CH5
19
CH6
20
CH7
6
DAC0_OUT
C14
C15
C16
7
DAC1_OUT
8
DAC2_OUT
150pF
150pF
150pF
150pF
9
DAC3_OUT
22
DAC4_OUT
23
DAC5_OUT
24
DAC6_OUT
25
DAC7_OUT
15
AGND
10
SGND
W5
AMC7823
AGND
SGND
+3.3VD
+1.8VD
+5VA
VCC
TP2
TP4
AVDD
D1
R23
150
GREEN
SML-LX1206SUGC-TR
2
3
4
+5VA
+3.3VD
+5VD
+3.3VD
W3
W4
W2
C4
10µF
C6
C1
C7
C5
DNP
DNP
10µF
10µF
37
DVDD
DVDD
36
IOVDD
BVDD
26
RESET
32
SCLK
33
MOSI
34
MISO
W6
35
SS
SS
2
DAV
31
CONVERT
CONVERT
3
ELDAC
1
GALR
27
GPIO0/ALR0
28
GPIO1/ALR1
29
GPIO2/ALR2
30
GPIO3/ALR3
39
GPIO4
40
GPIO5
38
IOVDD
DGND
C17
R3
0.1µF
50K
DGND
U3
2
4
SN74LVC1G07DBV
R12
2.7K
IOVDD
VSS
-5VA
+3.3VA +5VD
DNP
J11
J6
1
2
3
4
5
6
7
8
9
10
+3.3VA
+5VA
W11
DVDD
D5
R20
150
GREEN
SML-LX1206SUGC-TR
4
5
REV
1
2
A
+5VD
R1
10K
J2
CS
ELDAC
1
2
SCLK
3
4
R8
CLKR
GPIO1_B
5
6
DNP
FSX
GPIO2_B
7
8
FSR
R7
9
10
DNP
MOSI
GALR
11 12
MISO
RESET
13 14
DAV
SCL
15 16
TOUT
17
18
GPIO5_B
SDA
19
20
W8
Serial Header 1
J4
R4
R5
R6
R9
R10
GPIO0_A
1
2
W9
BCLK
3
4
50K
50K
50K
50K
50K
GPIO1_A
5
6
LRCLK
GPIO2_A
7
8
DVDD
9
10
GPIO3_A
11 12
GPIO4_A
13 14
SCL
15 16
17 18
GPIO5_A
SDA
19 20
Serial Header 2
IOVDD
DNP
R2
J12
2.7K
+5VD
+3.3VD
W10
Note:
DNP = Do Not Populate
Title:
Engineer:
J. PARGUIAN
DOCUMENTCONTROL #
Drawn By:
FILE:
DATE:
AMC7823 Rev A.Sch
5
6
Revision History
ECN Number
Approved
First Protoytpe Board
Added R11 and R12
Fixed J1T drill holes & J3, J11,
J12 & W3 orientation. Added
47K pull-down on ELDAC.
D
IOVDD
R13
47K
R11
2.7K
C18
C
0.1µF
U2
2
4
SN74LVC1G07DBV
B
U4
8
VCC
C21
0.1µF
4
VSS
24LC64I/SN
ti
A
12500 TI Boulevard. Dallas, Texas 75243
AMC7823 EVM
6468332
REV:
A
SIZE:
19-Aug-2005
SHEET:
1
OF:
1
6
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