MAX339 Maxim, MAX339 Datasheet - Page 8

• Manufacturer Part Number: MAX339
• Description: The MAX338/MAX339 are monolithic, CMOS analog multiplexers (muxes)
• Manufacturer: Maxim

8-Channel/Dual 4-Channel,
Low-Leakage, CMOS Analog Multiplexers
Figure 4. Break-Before-Make Interval
Figure 5. Charge Injection
8
_________________________________Test Circuits/Timing Diagrams (continued)
_______________________________________________________________________________________
V
S
+2.4V
R
S
50Ω
CHANNEL
SELECT
EN
A0
A1
A2
GND
MAX338
A0
NO
EN
A1
A2
+15V
V+
GND
-15V
NO1-NO8
MAX338
V-
+15V
COM
V+
-15V
1kΩ
V-
COM
+5V
C
10pF
L
V
= 100pF
OUT
V
OUT
LOGIC
INPUT
V
+3V
0V
OUT
SWITCH
OUTPUT
LOGIC
INPUT
ΔV
ERROR Q WHEN THE CHANNEL TURNS OFF.
Q = C
OUT
OFF
L
V
IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER
x ΔV
+3V
OUT
0V
0V
OUT
50%
ON
80%
t
OPEN
tr < 20ns
t f < 20ns
OFF
ΔV
OUT