Diodes AZ4052 - Manual (Page 10)

Preliminary Datasheet
Dual 4-channel Analog Multiplexer/Demultiplexer AZ4052
Oct. 2011 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
10
Typical Test Circuit (Continued)
Figure 9. Test Circuit for Measuring Switch Figure 10. Test Circuits for Measuring Crosstalk
Off Signal Feed-through Between Any Two Switches/Multiplexers
Figure 11. Test Circuit for Measuring Crosstalk Figure 12. Test Circuit for Measuring AC
Performance Between Control and Any Switch
Channel
ON
nZ/nYn
GND
R
L C
L
V
os
Channel
OFF
nYn/nZ nZ/nYn
GND
V
IS
dB R
L C
L
V
os
nYn/nZ
C
IN
V
IS
R
L
(a) Channel ON Condition
(b) Channel OFF Condition
R
L
C
IN
Channel
OFF
nYn/nZ nZ/nYn
C
IN
GND
V
IS
dB R
L C
L
V os
V
CC
nYn/nZ nZ/nYn
GND
2R
L C
L
V
EE
2R
L
DUT
2R
L
2R
L
V
CC
Oscilloscope
Sn or E
V
(p-p)
The crosstalk is defined as follows
(oscilloscope output):
GND
Open
V O
C
L
V
CC
R
T
DUT
R
L
V
IS
V
CC
Pulse
Generator
V
EE
V
I