7705201FC datasheet(8/11 Pages) VISHAY

Il numero della parte	7705201FC

Spiegazioni elettronici	Single 8-Ch/Differential 4-Ch CMOS Analog Multiplexers

PDF	11 Pages

Scroll/Zoom	100%

Produttore elettronici	VISHAY [Vishay Siliconix]

Homepage	http://www.vishay.com

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8 / 11 page

DG508A_MIL/509A_MIL

Vishay Siliconix

www.vishay.com

S FaxBack 408-970-5600

5-8

Document Number: 70067

S-00405—Rev. C, 21-Feb-00

TEST CIRCUITS

FIGURE 4. Break-Before-Make Interval

50%

80%

Logic

Input

Switch

Output

tOPEN

tr <20 ns

tf <20 ns

0 V

3 V

0 V

V+

GND

V–

+5 V

35 pF

–15 V

+15 V

+2.4 V

Db, D

All S and Da

300

DG508A_MIL

DG509A_MIL

FIGURE 5. Charge Injection

V+

GND

V–

–15 V

+15 V

10 nF

Channel

Select

3 V

0 V

OFF

Logic

Input

Switch

Output

DVO

DVO is the measured voltage due to charge transfer

error Q, when the channel turns off.

Q = CL x DVO

OFF

FIGURE 6. Off Isolation

1 k

V+

GND

V–

–15 V

+15 V

Rg = 50 W

Off Isolation = 20 log

VOUT

VIN

FIGURE 7. Crosstalk

1 k

V+

GND

V–

–15 V

+15 V

Rg = 50 W

Crosstalk = 20 log

VOUT

VIN

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