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8

PS8443E

12/18/02

PS396

Precision, 16-Channel, 17VAnalog Multiplexer

Figure4.Break-Before-MakeInterval

V+

+5V

–5V

+3V

+2.4V

300

Ω

GND

V–

A0

A1

A2

A3

EN

NO1-NO16

COM

50

Ω

35pF

+3V

0V

0V

Logic

Input

Switch

Output

50%

80%

V+

+5V

–5V

GND

V–

A0

A1

A2

A3

EN

NO1-NO16

COM

VS

+3V

0V

∆V

OUT

∆V

OUT is the measured Voltage due to charge transfer

error Q when the channel turns off.

Logic

Input

Channel

Select

OFF

ON

OFF

V+

+5V

–5V

GND

V–

A0

A1

A2

A3

EN

NO1

NO16

COM

VIN

10nF

RS = 50Ω

Off-isolation = 20log

V+

+5V

–5V

GND

V–

A0

A1

A2

A3

EN

NO2

NO16

COM

VIN

10nF

R = 1k

Ω

Crosstalk = 20log

NO1

Test Circuits and Timing Diagrams (continued)