MAX4509CSE(2007) データシートの表示（PDF） - Maxim Integrated
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MAX4509CSE
(Rev.:2007)
(Rev.:2007)
Maxim Integrated
MAX4509CSE Datasheet PDF : 18 Pages
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Fault-Protected, High-Voltage Single 8-to-1/
Dual 4-to-1 Multiplexers with Output Clamps
CHANNEL
SELECT
+15V
A2
V+
NO1
A1 MAX4508 NO8
A0
COM
GND EN V-
-15V
Figure 8. NO_, COM_ Capacitance
Test Circuits/Timing Diagrams (continued)
1MHz
CAPACITANCE
ANALYZER
f = 1MHz
VNO_ +25V
VCOM_
+15V
-15V
-25V
Figure 9. Transient Behavior of Fault Condition
Functional Diagrams/Truth Tables
MAX4508
V+
V-
GND
NO1
NO2
NO3
NO4
COM
NO5
NO6
NO7
NO8
DECODERS/DRIVERS
A0
A1
A2
EN
MAX4508
A2 A1 A0 EN ON SWITCH
X XX 0
0
00
1
0
01
1
0
10
1
0
11
1
1
00
1
1
01
1
1
10
1
1
11
1
NONE
1
2
3
4
5
6
7
8
LOGIC "0" VAL ≤ +0.8V, LOGIC "1" VAH ≥ +2.4V
MAX4509
V+
V-
GND
NO1A
NO2A
NO3A
NO4A
NO1B
NO2B
NO3B
NO4B
DECODERS/DRIVERS
COMA
COMB
A0
A1
EN
MAX4509
A1 A0 EN ON SWITCH
X
X0
0
01
0
11
1
01
1
11
NONE
1
2
3
4
LOGIC "0" VAL ≤ +0.8V, LOGIC "1" VAH ≥ +2.4V
14 ______________________________________________________________________________________
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