Low-Voltage, CMOS Analog

Multiplexers/Switches

10

______________________________________________________________________________________

50%

0V

0V

80%

GND

B

A

C

ENABLE

X0–X7

X

MAX4581L

300

Ω

50

Ω

35pF

GND

A

B

ENABLE

X0–X3,

Y0–Y3

X, Y

MAX4582L

300

Ω

35pF

50

Ω

GND

A, B, C

ENABLE

X0, X1, Y0,

Y1, Z0, Z1

X, Y, Z

MAX4583L

300

Ω

35pF

50

Ω

Figure 3. Break-Before-Make Interval

0V

ΔVOUT IS THE MEASURED VOLTAGE DUE TO CHARGE-

TRANSFER ERROR Q WHEN THE CHANNEL TURNS OFF.

Q =

CHANNEL

SELECT

GND

B

A

C

ENABLE

X_, Y_, Z_

X, Y, Z

MAX4581L

MAX4582L

MAX4583L

50

Ω

Figure 4. Charge Injection