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DG408DY+T

P1-P3P4-P6P7-P9P10-P12
DG408/DG409
Improved, 8-Channel/Dual 4-Channel,
CMOS Analog Multiplexers
_______________________________________________________________________________________ 7
Test Circuits/Timing Diagrams
50%
t
TRANS (OFF)
tR < 20ns
t
F
< 20ns
V
OUT
+3V
0V
V
S1
0V
V
S8
or V
S4B
LOGIC
INPUT
SWITCH
OUTPUT
+15V
V
OUT
-15V
GND
V+
A1
V-
A2
A0
EN
S1
S2-S7
S8
D
±10V
+10V
50Ω
DG408
300Ω
35pF
+15V
V
OUT
-15V
GND
V+
A0
V-
A1
EN
S1B
S1A-S4A
S4B
DB
±10V
50Ω
DG409
300Ω
35pF
90%
90%
t
TRANS (ON)
+10V
50%
t
OFF(EN)
tR < 20ns
t
F
< 20ns
V
OUT
+3V
0V
0V
LOGIC
INPUT
SWITCH
OUTPUT
+15V
V
OUT
-15V
GND
V+
A1
V-
A0
A2
EN
S1
S2-S8
D
-5V
50Ω
DG408
1k
35pF
90%
10%
t
ON(EN)
+15V
V
OUT
-15V
GND
V+
A1
V-
A0
EN
S1B
S1A-S4A
S2B-S4B,
DA
DB
-5V
50Ω
DG409
1k
35pF
Figure 2. Transition Time
Figure 3. Enable Switching Time
DG408/DG409
Improved, 8-Channel/Dual 4-Channel,
CMOS Analog Multiplexers
8 _______________________________________________________________________________________
50%
t
OPEN
t
R
< 20ns
t
F
< 20ns
V
OUT
+3V
0V
LOGIC
INPUT
SWITCH
OUTPUT
+15V
V
OUT
-15V
GND
V+
A0
V-
A1
A2
EN
S1-S8
D
+5V
50Ω
DG408
300Ω
35pF
80%
+2.4V
0V
ΔV
OUT
+3V
0V
LOGIC
INPUT
+15V
V
OUT
-15V
GND
V+
A1
V-
A0
A2
EN
D
DG408
C
L
= 1000nF
V
OUT
S_
CHANNEL
SELECT
R
S
V
S
ONOFF OFF
ΔV
OUT
IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER
ERROR Q WHEN THE CHANNEL TURNS OFF.
Q = C
L
= ΔV
OUT
Test Circuits/Timing Diagrams (continued)
Figure 4. Break-Before-Make Interval
Figure 5. Charge Injection
DG408/DG409
Improved, 8-Channel/Dual 4-Channel,
CMOS Analog Multiplexers
_______________________________________________________________________________________ 9
+15V
V
OUT
-15V
GND
V+
A1
V-
A0
A2
S8
D
DG408
S1
R
S
= 50Ω
V
IN
EN
10nF
R
L
= 1kΩ
OFF ISOLATION = 20log
V
OUT
V
IN
10nF
+15V
V
OUT
+2.4V
-15V
GND
V+
A1
V-
A0
A2
S8
D
DG408
S2
R
S
= 50Ω
V
IN
10nF
R
L
= 1kΩ
CROSSTALK = 20log
V
OUT
V
IN
10nF
S1
EN
+15V
-15V
GND
V+
A2
V-
A1
A0
S8
DG408
CHANNEL
SELECT
S1
D
EN
Meter
Impedance
Analyzer
or Equivalent
f = 1MHz
Test Circuits/Timing Diagrams (continued)
Figure 6. Off Isolation Figure 7. Crosstalk
Figure 8. Source/Drain Capacitance
P1-P3P4-P6P7-P9P10-P12

DG408DY+T

Mfr. #:
Buy DG408DY+T
Manufacturer:
Maxim Integrated
Description:
Multiplexer Switch ICs 8:1 CMOS Analog
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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