Datasheet

LT1568
9
1568f
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
+
INVA
SA
OUTA
OUTA
GNDA
NC
V
–
V
+
INVB
SB
OUTB
OUTB
GNDB
EN
V
–
LT1568
V
+
V
–
0.1µF
0.1µF
SINGLE POINT
SYSTEM GROUND
1568 PF01
ANALOG
GROUND
PLANE
DIGITAL GROUND PLANE
(IF ANY)
Dual Supply Power and Ground Connections Single Supply Power and Ground Connections
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
+
INVA
SA
OUTA
OUTA
GNDA
NC
V
–
V
+
INVB
SB
OUTB
OUTB
GNDB
EN
V
–
LT1568
V
+
0.1µF
0.1µF
SINGLE POINT
SYSTEM GROUND
1568 PF02
ANALOG
GROUND
PLANE
DIGITAL GROUND PLANE
(IF ANY)
UU
U
PI FU CTIO S
–
+
–
+
C1B
INA INB
OUTA
OUTA
V
–
+
–
C1A
C2A
C2B
A1A
–1
INVB
OUTB
OUTB
B-SIDE
DIFFERENTIAL
OUTPUTS
TYPICAL CAPACITOR VALUES:
C1 = 105.7pF ±0.75%
C2 = 141.3pF ±0.75%
A-SIDE
DIFFERENTIAL
OUTPUTS
OUTB
+
–
R22
1.27k
R32
1.27k
R12
1.27k
V
+
SB
GNDB
EN
1568BD
V
–
INVA
C
BP1
0.1µF
V
+
SA
GNDA
NC
V
–
A1B
–1
V
+
V
–
5k
5k
0.1µF
R31
1.27k
V
+
R11
1.27k
R21
1.27k
16
15
14
13
12
11
10
98
7
6
5
4
3
2
1
OUTB
OUTA
OUTA
BLOCK DIAGRA A D TEST CIRCUIT
WU