Datasheet
11
LT1203/LT1205
U
S
A
O
PP
L
IC
AT
I
WU
U
I FOR ATIO
+1
+1
+1
+1
U1
LT1205
16
9
10
11
12
13
14
15
C2
0.1µF
C7
0.1µF
1
R1
75Ω
C1
0.1µF
8
7
6
5
4
3
2
+1
+1
+1
+1
U2
LT1205
16
9
10
11
12
13
14
15
1
8
7
6
5
4
3
2
1
5V
816
4
5
6
A
B
C
D
EN
3
2
15
7
2
3
7
4
6
OUTPUT
OPTIONAL
R
X
10k
9
10
11
12
13
14
A
G2A
G2B
G1
C
B
Y0
Y7
Y6
Y5
Y4
Y3
Y2
Y1
+1
+1
+1
+1
U3
LT1205
16
9
10
11
12
13
14
15
1
8
7
6
5
4
3
2
+1
+1
+1
U4
LT1205
16
9
LT1203/05 • F05
10
11
12
13
14
15
1
8
CH15
CH0
7
6
5
4
3
2
GND15V–15V
R
F
1.6k
R
G
1.6k
R
S
75Ω
C5
4.7µF
+
C6
4.7µF
+
–
+
U6
LT1252
U5
74HCT238
R16
75Ω
C4
0.1µF
C3
0.1µF
+1
D
X
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
C
X
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
B
X
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
A
X
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
OFF
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
CH8
CH9
CH10
CH11
CH12
CH13
CH14
CH15
SELECT
LOGIC
TRUTH TABLE
OUTPUT
ENABLE
EN
Figure 5. 16-to-1 Multiplexer and Truth Table