ANALOG PRODUCTS DIVISION
PA2034
Single 4:1 Low RON Multiplexer
Test Circuits.
Switch
Input
VIN
V+
EN
S2
COM
A0
GND
A1
Switch
Output
VOUT
RL
CL
50Ω
35 pF
Logic
Input
VINH
VINL
Switch
0V
Output
50%
tr <5 ns
tf <5 ns
VOUT
90%
tOFF
0.9 x VOUT
tON
CL (includes fixture and stray capacitance)
VOUT = VIN
RL
Note: Logic input waveform is inverted for switches that
have the opposite logic sense control
RL + rON
Figure 1. Switching Time
S1
VS1
VS2
S2
A0
V+
EN V+
COM
Logic
Input
VO
VINH
VINL
RL
CL
VO
90%
tr <5 ns
tf <5 ns
Output
tD
tD
CL (includes fixture and stray capacitance)
V+
Figure 2. Break-Before-Make
S1
VS1
VS2
S2
A0
EN V+
COM
RL
50Ω
VO
CL
35 pF
GND
A1
Logic VINH
Input
VINL
VS1
V01
CL (includes fixture and stray capacitance)
VO = VS
RL
RL + rON
Switch
Output
VS2
Figure 3. Transition Time
50%
tTRANS+
V02
tr <5 ns
tf <5 ns
tTRANS–
90%
10%
561 E. Elliot Road #175 Chandler, AZ 85225 Tel: (480) 539-2900. Fax: (602) 414--5141
66
95050 Rev. 0. 01/08
www.protekanalog.com
NOT FOR USE IN LIFE SUPPORT SYSTEMS