MAX14752 Datasheet, PDF (9/15 Pages) Maxim Integrated Products – 8-Channel/Dual 4-Channel 72V Analog Multiplexers

8-Channel/Dual 4-Channel
72V Analog Multiplexers
Test Circuits/Timing Diagrams/Truth Tables (continued)
CHANNEL
SELECT
+35V
IN_
V_DD
EN
S0
OUT
S1
S2 ^MAX14752
GND
V_SS
-35V
Figure 10. Charge Injection
V_OUT
C_L = 1nF
+3.3V
V_EN
ON
OFF
ON
0V
V_OUT
0V
ΔV_OUT IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER
ERROR Q WHEN THE CHANNEL TURNS OFF.
Q = C_L x ΔV_OUT
ΔV_OUT
Table 1. MAX14752 Truth Table
S2
S1
S0
EN
X
X
X
0
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
1
OUT
All off
IN0
IN1
IN2
IN3
IN4
IN5
IN6
IN7
Table 2. MAX14753 Truth Table
S1
S0
EN
OUTA
X
X
0
All off
0
0
1
INA0
0
1
1
INA1
1
0
1
INA2
1
1
1
INA3
OUTB
All off
INB0
INB1
INB2
INB3
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