DG508A 데이터 시트보기 (PDF) - Intersil

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DG508A

CMOS Analog Multiplexers

Intersil 

DG506A, DG507A, DG508A, DG509A

Test Circuits and Waveforms

+2.4V

LOGIC

INPUT

50Ω

+15V

V+

EN

DG506A

S1

(NOTE)

A3 S2 THRU S15

A2

S16

A1

±10V

+10V

A0

GND

D

V-

1MΩ

-15V

SWITCH

OUTPUT

VO

35pF

+2.4V

LOGIC

INPUT

50Ω

+15V

V+

EN DG507A S1B

(NOTE)

S1A THRU S8A ,

DA

A2 S2B, AND S7B

S8B

A1

±10V

+10V

A0

GND

DB

V-

1MΩ

-15V

SWITCH

OUTPUT

VO

35pF

NOTE: Similar connections for DG508A.

FIGURE 1A. DG506A TEST CIRCUIT

NOTE: Similar connections for DG509A.

FIGURE 1B. DG507A TEST CIRCUIT

3V

LOGIC INPUT 50%

0

VS1 S1 ON

0.8VS1

SWITCH

OUTPUT

VO

0

0.8VS8

VS8

TRANSITION

TIME

tr < 20ns

tf < 20ns

S8 ON

TRANSITION

TIME

FIGURE 1C. MEASUREMENT POINTS

FIGURE 1. SWITCHING TIME

+15V

V+

EN

S1

-5V

DG506A

(NOTE)

A3

S2 THRU S16

A2

+15V

V+

EN

S1B

-5V

DG507A

(NOTE)

S1A THRU S8A,

DA ,

A0 S2B THRU S8B

A1

EN 50Ω

A0

GND

D

V- 1kΩ

-15V

NOTE: Similar connections for DG508A.

FIGURE 2A. DG506A TEST CIRCUIT

SWITCH

OUTPUT

VO

35pF

A1

EN

50Ω

A2

GND

DB

V-

1kΩ

-15V

NOTE: Similar connections for DG509A.

FIGURE 2B. DG507A TEST CIRCUIT

SWITCH

OUTPUT

VO

35pF

7

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