Vicr Level Shifter; Butterworth Filter With Multiple Feedback - Texas Instruments SLOU106 User Manual

Additional Sample Schematics
Figure 1–5. VICR Level Shifter
RX3
49.9
50
RX1 R1b
Source
V
0 0
IN
AC Rx0
24.9
Note: Shifting the VICR within the specified range in the data sheet via RPU1 and RPU2 if the VICR is out of the specified range.
See the Application section of the data sheet for the THS4140 for more information.
Figure 1–6. Butterworth Filter With Multiple Feedback.
RX3
RX1
1 dBm
R7
AC
Note: Butterworth filter implemented with multiple feedback architecture
1-6
V
RPU1 CC
R3b
374
R3a
374
C1
V
OCM
RPU2
R1B
C2
RX2 R1A
R6B
402
C4
V
CC
R4b Rx4
+
–
0 0
THS4140
R4a Rx5
+
–
0 0
C6
V
CC–
R6a
402
R2B
C1B
V
CC
5 V
R3B
+
–
THS4140
R3A
+
–
–5 V
V
CC–
C1A
R2A
Introduction and Description
R10
49.9
Rx6
49.9
R10
RX7