MAX4534 Datasheet, PDF (13/16 Pages) Maxim Integrated Products – Fault-Protected, High-Voltage, Single 4-to-1/Dual 2-to-1 Multiplexers

Fault-Protected, High-Voltage,
Single 4-to-1/Dual 2-to-1 Multiplexers
Test Circuits/Timing Diagrams (continued)
V+
+3V ^VEN EN
V+
NO1–NO4
+10V
A0
MAX4534
A1
GND
50Ω
COM
V-
R_L
V-
V_OUT
35pF
LOGIC ^+3V
INPUT
V_A
0
SWITCH
OUTPUT
V_OUT
t_R < 20ns
50%
t_F < 20ns
80%
t_OPEN
Figure 4. MAX4534 Break-Before-Make Interval
V+
R_S
NO_
V+
V_{EN EN}
V_S
A0 ^MAX4534
CHANNEL
COM
SELECT
A1
GND
V-
V-
Figure 5. Charge Injection
V+ 10nF
V_OUT
C_L
1nF
+3V
LOGIC
INPUT
ON
OFF
ON
V_EN
0
V_OUT
∆V_OUT
∆V_OUT IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER
ERROR V_CTE WHEN THE CHANNEL TURNS OFF.
Q = ∆V_OUT C_L
V+ 10nF
V_IN
R_S = 50Ω
NO1
V+
NO4
MAX4534
A0
COM
A1
GND EN
V-
V_OUT
R_L
50Ω
R
V_IN
1k
R_S = 50Ω
NO1
V+
NO2
NO4 _MAX4534
A0
COM
A1 _{GND EN}
V-
V_OUT
R_L
50Ω
Figure 6. Off-Isolation
10nF
V-
OFF-ISOLATION = 20log ^VOUT
V_IN
Figure 7. Crosstalk
10nF
V-
CROSSTALK = 20log ^VOUT
V_IN
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