Datasheet

MAX308/MAX309
Precision, 8-Channel/Dual 4-Channel,
High-Performance, CMOS Analog Multiplexers
8 _______________________________________________________________________________________
50%
t
OPEN
tr < 20ns
t
f
< 20ns
V
OUT
+3V
0V
LOGIC
INPUT
SWITCH
OUTPUT
+15V
V
OUT
-15V
GND
V+
A0
V-
A1
A2
EN
NO1-NO8
COM
+5V
50Ω
MAX308
300Ω
35pF
80%
+2.4V
0V
∆V
OUT
+3V
0V
LOGIC
INPUT
+15V
V
OUT
-15V
GND
V+
A1
V-
A0
A2
EN
COM
MAX308
C
L
= 1000nF
V
OUT
NO
CHANNEL
SELECT
R
S
V
S
ONOFF OFF
∆V
OUT
IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER
ERROR Q WHEN THE CHANNEL TURNS OFF.
Q = C
L
= ∆V
OUT
_________________________________Test Circuits/Timing Diagrams (continued)
Figure 4. Break-Before-Make Interval
Figure 5. Charge Injection