Texas Instruments ADS8402 User Manual
Page 31
1
2
3
4
56
A
B
C
D
6
5
4
3
2
1
D
C
B
A
ti
12500 T
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d.
Dallas
, T
exas
75243
TI
TLE:
SHEET:
O
F:
FI
LE:
S
IZ
E:
REV:
Draw
n By
:
Engi
neer:
Revis
ion His
tor
y
REV
E
CN Num
ber
Approved
DOCUM
ENT CONTROL
#
:
33
Po
w
er &
D
ig
ita
l B
uffe
r
A
D
A
TE:
22-O
ct
-2003
Pow
er
Suppl
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D
ig
ita
l B
uf
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r C
ir
cui
t
6446998
L4
B
L
M
21A
J601SN
1L
L2
B
L
M
21A
J601SN
1L
L1
B
L
M
21A
J601SN
1L
C2
8
1uF
C2
1uF
C4 0.
01uF
C2
6
0.
01uF
L3
B
L
M
21A
J601SN
1L
TP
6
+5
VCC
C1
0
0.
01uF
C9
0.
1uF
TP5
TP
8
+VBD
C2
0
0.
01uF
C2
2
0.
1uF
TP7
TP3
TP1
TP2
+VCC
-VCC
C1
2
10uF
C1
9
10uF
C6 10uF
C1 10uF
C5 1nF
C3 1nF
C2
3
1nF
C1
1
1nF
B_
DB[1
7...0
]
1
16
2
15
3
14
4
13
5
9
12
6
8
10
11
7
RP
1
1K
+VBD
/OE
DIR
A1 A2 A3 A4 A5
A6 A7 A8
B1 B2 B3 B4 B5
B6 B7 B8
VCC
GND
U6
SN
74A
H
C
245PW
R
+VBD
C5
7
0.1u
F
1
16
2
15
3
14
4
13
5
9
12
6
8
10
11
7
RP
3
1K
+VBD
/OE
DIR
A1 A2
A3 A4 A5 A6 A7 A8
B1 B2
B3 B4 B5 B6 B7 B8
VCC
GND
U7
SN
74A
H
C
245PW
R
+VBD
C5
8
0.
1uF
DB[1
7...0
]
DB1
5
DB1
4
DB1
3
DB1
2
DB1
1
DB1
0
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
B_
DB1
5
B_
DB1
4
B_
DB1
3
B_
DB1
2
B_
DB1
1
B_
DB0
B_
DB1
0
B_
DB1
B_
DB9
B_
DB2
B_
DB8
B_
DB3
B_
DB7
B_
DB4
B_
DB6
B_
DB5
CS RD CONVST
BY
T
E
RESET
B_BUSY
1
16
2
15
3
14
4
13
5
9
12
6
8
10
11
7
RP
2
100
/OE
DIR
A1 A2 A3
A4 A5 A6 A7 A8
B1 B2 B3
B4 B5 B6 B7 B8
VCC
GND
U5
SN
74A
H
C
245PW
R
+VBD
C2
5
0.1u
F
CS
RD
CONVST
BYTE
RESET
R2
0
10k
R1
9
10k
R1
8
10k
+VBD
R1
7
10k
R1
6
10k
BUSY
B_CS B_RD B_CONVST
B_BY
T
E
B_RESET
+AVCC
+VA
-VA
D
B
[17.
..0
]
B
_D
B
[17.
..0]
+BVDD
B_
CS
B_
BYT
E
B_
CONVS
T
B_
RD
B_
RE
SE
T
+
C1
4
10uF
+
C2
4
10uF
+
C2
7
10uF
+
C2
9
10uF
A
1
B
2
C
3
G1
6
G2
A
4
G2
B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
VCC
16
GND
8
U1
1
SN
74A
H
C
138PW
R
A0
A1 A2
A0
A2
A1
+VBD
C6
3
0.
1uF
+VBD
1
3
2
W2
1
3
2
W5
W4
2
4
5
3
U1
0
SN
74A
H
C
1G
04D
B
V
+VBD
C6
4
0.1u
F
W3
DC_CS
R2
4
10k
+VBD
RESET
#
S1
R2
5
100
C6
6
0.
01uF
INT
c
DC_
C
S
L
ijo
y P
hilip
os
e
L
ijo
y P
hilip
os
e