Low-Voltage, CMOS Analog

Multiplexers/Switches

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13

50%

V+

0V

0V

80%

GND

B

A

C

Enable

X0–X7

X

MAX4581

300

Ω

50

Ω

35pF

GND

B

A

Enable

X0–X3,

Y0–Y3

X, Y

MAX4582

300

Ω

35pF

GND

A, B, C

Enable

X0, X1, Y0,

Y1, Z0, Z1

X, Y, Z

MAX4583

300

Ω

35pF

50

Ω

50

Ω

TEST EACH SECTION INDIVIDUALLY.

Figure 4. Break-Before-Make Interval

0V

∆ VOUT IS THE MEASURED VOLTAGE DUE TO CHARGE

TRANSFER ERROR Q WHEN THE CHANNEL TURNS OFF.

TEST EACH SECTION INDIVIDUALLY.

Q =

GND

B

A

CHANNEL

SELECT

C

Enable

X_, Y_, Z_

X, Y, Z

MAX4581

MAX4582

MAX4583

50

Ω

Figure 5. Charge Injection

_________________________________Test Circuits/Timing Diagrams (continued)