Datasheet

MAX4539/MAX4540
Low-Voltage, Single 8-to-1 and
Dual 4-to-1 Cal-Multiplexers
14 ______________________________________________________________________________________
Test Circuits/Timing Diagrams (continued)
50% 50%
50%
t
OPEN
t
R
< 20ns
t
F
< 20ns
0.8V
NO_
V+
0V
LOGIC
INPUT
V
A
SWITCH
OUTPUT
V
COM
+5V
V
COM
-5V
GND
V+
V-
A0
A1
A2
EN
NO1–NO8
COM
+3V
50Ω
MAX4539
300Ω
35pF
90%
V+
0V
V
A
LATCH
CAL
50%
90% 90%
t
OPEN
t
R
< 20ns
t
F
< 20ns
0.8V
NO_
V+
0V
LOGIC
INPUT
V
A
SWITCH
OUTPUT
V
COM
+5V
V
COM
-5V
GND
V+
V-
A0
A1
EN
NO1A–NO4B
NO1B–NO4B
COMA
+3V
50Ω
MAX4540
300Ω
35pF
0V
V
A
V+
LATCH
CAL
Figure 2. Break-Before-Make Interval
50%
50%
t
OFF
t
R
< 20ns
t
F
< 20ns
V+
0V
0V
V
EN
V
COM
+5V
V
COM
-5V
GND
V+
A1
V-
A0
A1
EN
LATCH
CAL
NO1
NO2–NO8
COM
+3V
50Ω
MAX4539
300Ω
35pF
A2
90%90%
t
ON
+5V
V
COM
-5V
GND
V+
A0
V-
EN
NO1B
NO2B–NO4B
NO1A–NO4A
COMB
+3V
50Ω
MAX4540
300Ω
35pF
V
EN
V
EN
0.8(V
NO1
, V
NO1B
)
LATCH
CAL
Figure 3. Enable Switching Time