MAX309 Maxim, MAX309 Datasheet - Page 8

• Manufacturer Part Number: MAX309
• Description: The MAX308/MAX309 precision, monolithic, CMOS analog multiplexers (muxes) offer low on-resistance (less than 100Ω), which is matched to within 5Ω between channels and remains flat over the specified analog signal range (7Ω max)
• Manufacturer: Maxim

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