LT1568
PI FU CTIO S
Dual Supply Power and Ground Connections
ANALOG
GROUND
PLANE
V
+
1
2
3
4
5
6
7
V
–
8
V
+
INVA
SA
V
+
INVB
SB
16
15
14
0.1µF
0.1µF
SINGLE POINT
SYSTEM GROUND
BLOCK DIAGRA
V
+
C
BP1
0.1µF
R11
1.27k
INA
V
+
R31
1
1.27k INVA
2
R21
1.27k
SA 3
A1A
+
A-SIDE
DIFFERENTIAL
OUTPUTS
OUTA
OUTA
4
C2A
C2B
–1
V
+
5k
–1
–
OUTA
OUTA
5
GNDA
NC
V
–
0.1µF
V
–
6
7
8
V
–
5k
+
–
–
+
U W
U
U
U
Single Supply Power and Ground Connections
ANALOG
GROUND
PLANE
V
+
1
2
3
4
5
6
0.1µF
7
8
V
+
INVA
SA
V
+
INVB
SB
16
15
14
0.1µF
LT1568
13
OUTA OUTB
12
OUTA OUTB
11
GNDA GNDB
10
NC
EN
9
V
–
V
–
LT1568
13
OUTA OUTB
12
OUTA OUTB
11
GNDA GNDB
10
NC
EN
9
V
–
V
–
DIGITAL GROUND PLANE
(IF ANY)
1568 PF01
SINGLE POINT
SYSTEM GROUND
DIGITAL GROUND PLANE
(IF ANY)
1568 PF02
A D TEST CIRCUIT
16
15
V
+
R32
1.27k
INVB
R12
1.27k
INB
C1A
C1B
A1B
14 SB
R22
1.27k
13
OUTB
OUTB
+
B-SIDE
DIFFERENTIAL
OUTPUTS
12
OUTB
OUTB
–
GNDB
11
10
9
EN
V
–
TYPICAL CAPACITOR VALUES:
C1 = 105.7pF
±0.75%
C2 = 141.3pF
±0.75%
1568BD
1568f
9
LINEAR_DIMENSIONS [ LINEAR DIMENSIONS SEMICONDUCTOR ]
